Hif4 Carb Diagram






****Height of the filters with base is 2. AMI went into 24 hour production in late '58 to keep up with demand for the new look Phase III Vanguard Vignale. Anyone who runs twin SU HiF carbs and finds them tough to tune should have a read of this from Barrie Jones. If it has a bowl, the fuel pump has to fill the bowl to get the fuel to the jets. K & N airfilters are unsurpassed in performance yet are compact in size to fit in even the most cramped quarters. Original MGB HIF4 carburettor identification numbers include AUD434, AUD616, FZX1001, FZX1229 (number shown on identification tag on dash pot screw). hif4 & hif6 c arburetor 14. item 2 Classic Dual HIF4 SU Carburetor Includes intake manifold - Classic Dual HIF4 SU Carburetor Includes intake manifold $500. Mg Midget 1500 Ignition Timing. Mg Mgb 1962-71 Su Carburetor Oversize Throttle Shaft. 850 Carb Holley Style 850hp 4 Barrel Double Pump Pumper Carburetor Street Strip. The "40/45DCOE" suffix indicates that this is a high-performance, 2-barrel side draft carburetor. classicminidiy. With a can of aerosol carburetor cleaner, spray into areas where leaks are found while the engine is idling. 1) Vacuum connection. Remanufactured SU and Zenith Stromberg carburetors for: MG – MGA, MGA Twin Cam, MGB, and Midget; Triumph – Spitfire, TR3, TR4, TR6 and TR7; Austin Healey Sprite – 100-4, 100-6, 100M conversions, 3000, and Sprite including Bugeye. Service Kit For Twin Su Hs4 Carbs Aud278fr On Mgb Roadster Mgbgt 1967-68. Type Size Used On ; H1 : 1 1/8 : Austin-Healey Sprite Mk I : H2 : 1 1/4 : MG TC, MG TD, Mini : HS2 : 1 1/4 : BMC A-series 948cc/1098cc/1275cc : H4 : 1 1/2 : Austin-Healey 100 BN1 and BN2, Austin-Healey 100-Six BN4 and BN6, MG TD MkII, MG TF, MGA 1600, MGA MkII, TR2. Please see our Terms and Conditions if you require more. The front carburetor is on the left and the rear carburetor is on the right. Mgb Carburetor With modern-day technology, you can relocate simply about anything these days. Although there are a number of different versions of the HIF type carb, they all essentially share the same type of connection layout. These have the float chamber internal in the base of the carburetor, and the bottom of the carb is square (no float chamber on the side). Sorry about the focus on some of these pictures- camera AF tends to hunt. POLYTECH ® Heat Shield (HS-0035-ALVA3) is an aluminum foil-faced fiberglass fabric and PSA composite designed to reflect radiant heat while offering excellent protection to high heat exposure. Internet Price $339. Mixture adjusting nut. The 40/45DCOE carburetor architecture is simple and elegant, with no metering rods, power valves, rubber seals or plastic parts. Sold individually. Vacuum leaks due to worn bodies and shafts cause rough idle, poor performance and poor fuel economy. Parts for MGB - SU-HIF4 internal carburettor. hs2 single carburetor 6. 090 WZX 1455 374-555 SU HIF4 Jet. Carburettors Models by year HS4/HIF4 Carburettors as fitted to MG B Series engine Dual 1-1/2" throat carbs on the 1800cc engine. HS6 SU Carburettors & Inlet Manifold. Original MGB HIF4 carburettor identification numbers include AUD434, AUD616, FZX1001, FZX1229 (number shown on identification tag on dash pot screw). The latter makes 18-21 psi. Registered Office: Burlen Ltd, Spitfire House, Castle Road, Salisbury, Wiltshire, SP1 3SB Registered in England and Wales Registration Number: 2005550 VAT Number: GB 423 5232 84. 56 in (167 mm). Now compare these needles with the type 6: you can see that this needle, being narrower than the others all the way down its taper, will provide an altogether richer mixture throughout the whole range of engine demand or, put more accurately, at all degrees of depression inside the manifold. Year Engine/Model Mfg. Carburettors Models by year HS4/HIF4 Carburettors as fitted to MG B Series engine Dual 1-1/2" throat carbs on the 1800cc engine. 56 in (167 mm). Qty Req-2, Item Info 2-carb Rate and Review this Product. hs2 single carburetor 6. Anyone who runs twin SU HiF carbs and finds them tough to tune should have a read of this from Barrie Jones. Ramair’s hugely successful range of filter kits, designed to bolt directly to the carburettor body, is used widely in both competition and street…. "HD": introduced in 1954 with the float bowl mounted with its arm fastening directly below, and concentric with, the main jet. PART ILL# DESCRIPTION APPLICATION REQD PRICE. Classics on Autotrader has listings for new and used 1973 MG Midget Classics for sale near you. This is an easy one. For 1-1/2" carb applications (HS4, HIF4/38,) this Conical K&N filter is the answer. If the float bowl is to the side of the body, then it is an HSF carb. 30 - Carburettors - HIF4 - Pair - 1974 to 1975-Exc FZX1001P Fits all HIF4 applications on rubber bumper cars Price: £399. Just bring some tools, and you can walk away with hand-selected, quality used auto parts for less. It's the clearest advice I can find. Jet Tube assy,. - Larger pics average 48KB. Registered Office: Burlen Ltd, Spitfire House, Castle Road, Salisbury, Wiltshire, SP1 3SB Registered in England and Wales Registration Number: 2005550 VAT Number: GB 423 5232 84. Find Hif4 Choke Orig 426 on sale here online! Vintage Ford Carburetor,rat Rod. Has not been tested for functionality beyond that. The most commonly found is the HIF6, or later HIF44. Find many great new & used options and get the best deals for Genuine SU Carburettor Service Kit MGB Hif4 Twin Carb CSK50 Wzx1850x at the best online prices at eBay! Free delivery for many products!. Open: 24 hours 7 days a week • All supply chains are intact • our stock levels are at absolutely historic highs • Keep calm, keep on going and stay healthy. British Superior/Joe Curto Carburetor Kit, HIF4 AUD 550: 1972-74-mgb MG In Stock: 1: $119. classicminidiy. Su Hif4 Carburetor Su Hif4 Carburetor. Jesse, I’m with George—I think 125 PSI +-5 PSI is fine, and definitely not too low for good running. For 1-1/2" carb applications (HS4, HIF4/38,) this Conical K&N filter is the answer. Brand New Solid Brand New Solid State Su Mgb Fuel Pump 65 80 Mg Midget 72 4 Stag Ah3000. Covers all side draft and downdraft carbs, weber design and theory, choosing the right model for your engine, synchronizing multi-carbs, troubleshooting and repair. The HIF44 / HIF6 1. Zenith carburetor trouble Help! 1974 MGB Won't Start - Part 2; 1974 MGB Won't Start again; right rear sits lower,why; Hif4 carbs; Automotive Network, Inc. Page 1 of 2 - Hif44 Mixture Screw/jet Height - posted in Problems, Questions and Technical: I am currently trying to fine tune my HIF44 carb and am a little puzzled. SU HIF4 fuel bowl, dried gas "varnish" on fuel pickup SU HIF4 fuel bowl pickup and float after cleaning After removing the spindle screw that holds the float and the screw holding the "Temperature Compensator" and the adjustment screw for the same I was able to work out the part off the jet's fuel pickup. My $800 69BGT, seems to not have 69 carbs on it but a set of HIF4 carbs. The specific needle for the application should be purchased separately. Click for larger images. Weber Down Draught Carburettor. Add to cart Key No: NP. 1975-80 MGB SU HIF44 Carburetor from Victoria British Ltd. Carburetor Hoses and Ports. item 2 Classic Dual HIF4 SU Carburetor Includes intake manifold - Classic Dual HIF4 SU Carburetor Includes intake manifold $500. Service Kit For Twin Su Hs4 Carbs Aud278fr On Mgb Roadster Mgbgt 1967-68. The Weber is a very good carburetor, fairly expensive, extremely difficult to dial-in (unless you are independantly wealthy, or have unlimited access to a dyno and a truck load of Weber parts, or someone else has already dialed in a set on the exact same engine, and you have their calibration set). Introduction. May 03 2016 My previous carburetor adventures with Cork Groth of the Tractor Trauma Center have led me to the point of mounting the newly rebuilt apparatus on the engine hooking up the linkage and gas line and giving it a try. Showcasing lots of Hif4 Choke Orig 426 and much more available on sale online. Although there are a number of different versions of the HIF type carb, they all essentially share the same type of connection layout. - Larger pics average 48KB. I have an 850 holley DP with a milled choke tower, foam floats and annular boosters. The Home model MGBs and Midgets were not plagued with this Triumph inspired imitation SU, we are. mini mania 6- 1 fuel tanks. Ram Pipes 1 3/4" SU Carburetors. 56 in (167 mm). Since our early days we have supplied SU carburetters, fuel pumps and parts. I've recently had my 1380cc mini tuned up and I'm VERY happy with it. SU > SU Carburettor photos and information Posts Welcome to the relaunched Carb. co/ebay Seven Mini Parts - ht. Zenith carburetor trouble Help! 1974 MGB Won't Start - Part 2; 1974 MGB Won't Start again; right rear sits lower,why; Hif4 carbs; Automotive Network, Inc. Morris Minor Su Front 1. The float may have stuck in the carb. 56 in (167 mm). Some SUs also have exhaust emission-control devices to comply with anti-pollution laws. MGB SU HIF4 Carburetor Rebuild March 25, 2006 - Downers Grove, IL HIF4 carburetor inverted with main fuel jet and adjuster parts removed. Mgb Carburetor With modern-day technology, you can relocate simply about anything these days. HIF SU Carbs. Although there are a number of different versions of the HIF type carb, they all essentially share the same type of connection layout. Missing float cover. I am just curious as the the necessary modifications for a blow through carburetor setup. If this were a pair of Volvo B16 carbs, the left one would be the rear carb. These have the float chamber internal in the base of the carburetor, and the bottom of the carb is square (no float chamber on the side). May 03 2016 My previous carburetor adventures with Cork Groth of the Tractor Trauma Center have led me to the point of mounting the newly rebuilt apparatus on the engine hooking up the linkage and gas line and giving it a try. More Information. How to adjust the mixture screws on your carb. While these don't have as many variations as the other carbs, some helpful information is. It plugs into your factory or aftermarket distributor with a Holley harness adapter. It's the only tool on the market today that can do a perfect carburetor bushing job, every time! Throttle Body Shaft Repair Reamer Kits Now that Throttle Body Injection units have been around for some time, the number of high-mileage units in service is huge. You usually have to overhaul the carb / replace float to repair it and make sure everything is de-gummed and clean. New Su 1 New Su 1 3 4 Hs6 Carburetor Performance Intake Manifold Heatshield For Mgb. 88: Details. That is unless it has the typical Brit Weber side draft or Solex carb - I know those are strange. Regular price $100 00 $100. Ram Pipes 1 3/4" SU Carburetors. Parts are sold separately, priced each. These have the float chamber internal in the base of the carburetor, and the bottom of the carb is square (no float chamber on the side). HIF4 Carburetor. These assemblies are available in many different sizes and styles, so there is sure to be one that suits your needs. The HIF44 / HIF6 1. Andrew Turner - Carburettor Specialist Welcome to Andrew Turner Carburettor Specialist website, we hope that you find it interesting and informative. Ramair’s hugely successful range of filter kits, designed to bolt directly to the carburettor body, is used widely in both competition and street…. You usually have to overhaul the carb / replace float to repair it and make sure everything is de-gummed and clean. 25 Rebuilt Carburetor Hs-2. Showcasing lots of Hif4 Choke Orig 426 and much more available on sale online. The bolt attaches to the carburetor body just behind the main jet assembly. HIF4 Carburetor. Fuel Pressure Regulator Fuel Pressure Regulator Holley Carburetor Carb Quick Fuel 30 803 4 1 2 9 Psi. HIF SU Carbs. Gents, I have HIF4 carbs on my 1977 MGB. New Su 1 New Su 1 3 4 Hs6 Carburetor Performance Intake Manifold Heatshield For Mgb. Qty Req-2, Item Info 2-carb Rate and Review this Product. Everything from airplanes to horses to boats could be carried from your separation area to your desire location. SU HIF4 fuel bowl, dried gas "varnish" on fuel pickup SU HIF4 fuel bowl pickup and float after cleaning After removing the spindle screw that holds the float and the screw holding the "Temperature Compensator" and the adjustment screw for the same I was able to work out the part off the jet's fuel pickup. Type Size Used On ; H1 : 1 1/8 : Austin-Healey Sprite Mk I : H2 : 1 1/4 : MG TC, MG TD, Mini : HS2 : 1 1/4 : BMC A-series 948cc/1098cc/1275cc : H4 : 1 1/2 : Austin-Healey 100 BN1 and BN2, Austin-Healey 100-Six BN4 and BN6, MG TD MkII, MG TF, MGA 1600, MGA MkII, TR2. Mixture adjusting nut. 28 (Including VAT at 20% except $ price). Please see our Terms and Conditions if you require more. Code Model Kit # Price ; 55-59: MGA 1500 : SU H4: CRK-4292R: $68. Joe Curto discusses some vital information about SUHIF Type Carbs. This is refundable on return of an old unit in serviceable condition. SU Carb Linkages and Return Springs. These have the float chamber internal in the base of the carburetor, and the bottom of the carb is square (no float chamber on the side). However, the only niggle I now have is that I get a slight hesitation on changing gear. This kit allows you to synchronize your SU carburetors by comparing the piston lift in the vacuum chambers with dial indicators and adjusting the airflow accordingly. The float may have stuck in the carb. 090 WZX 1455 374-555 SU HIF4 Jet. MGB SU HIF4 Carburetor Rebuild March 25, 2006 - Downers Grove, IL HIF4 carburetor inverted with main fuel jet and adjuster parts removed. Weber Down Draught Carburettor. SU Carburetor Services » MGB HIF4 1302 » Assembly: Front Carburetor Assembly 26 « | < | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | 32 | 33 | 34 | 35. Carburettor Service Kits - MGB. Covers all side draft and downdraft carbs, weber design and theory, choosing the right model for your engine, synchronizing multi-carbs, troubleshooting and repair. View Details. 1975-80 MGB SU HIF44 Carburetor from Victoria British Ltd. Andrew Turner - Carburettor Specialist Welcome to Andrew Turner Carburettor Specialist website, we hope that you find it interesting and informative. Regular price $89 95 $89. Page 1 of 2 - Hif44 Mixture Screw/jet Height - posted in Problems, Questions and Technical: I am currently trying to fine tune my HIF44 carb and am a little puzzled. Mg Mgb Su Hif4 1 5 Inch Original Su Carburetor Throttle Choke Linkage. Since the carb rebuild I am having a very difficult time starting the engine when it is cold. com The SU HS4's on my 71 had a throttle shaft leak, and I needed a replacement until I could re-bush the shafts; so I decided to clean these HIF4's up. The kit includes stainless collars with thumbscrews, a pair of dial indicators and indicator extensions including longer tips. classicminidiy. The float may have stuck in the carb. Brand New Solid Brand New Solid State Su Mgb Fuel Pump 65 80 Mg Midget 72 4 Stag Ah3000. The front carburetor is on the left and the rear carburetor is on the right. - Larger pics average 48KB. 100" white color ID HIF4/38 1 3 WZX1104: Piston lift pin kit 1 4 CUD2399: Bi-Metal adjuster and sundries kit 1 5 WZX1099: Float needle and seat, OEM 1 5 HDWW251: Float needle and seat, Grosejet 1 6 WZX1509: Float kit. Later SU carburetors of the HIF type have integral float chambers, on which the mixture is adjusted by turning a screw. Sold individually. SU HIF4 fuel bowl, dried gas "varnish" on fuel pickup SU HIF4 fuel bowl pickup and float after cleaning After removing the spindle screw that holds the float and the screw holding the "Temperature Compensator" and the adjustment screw for the same I was able to work out the part off the jet's fuel pickup. The more I read past threads in this forum it looks like the bonnet will be the way to go. hs4 single carburetor 10 6. Thank you for shopping RW Auto Classics!. Technical Article 7 Tuning the Carburators If you have been with me for my previous articles on troubleshooting the XK engine, you will know that we have throughly gone over the cam timing, valves, and the ignition system. Restorer providing SU carbs restoration and servicing of carburettor. Clean Single Su Hif4 Front Carburetor Body Aud 3951 For 1972 1974 Mgb Mgb-gt. Ramair’s hugely successful range of filter kits, designed to bolt directly to the carburettor body, is used widely in both competition and street…. Vacuum leaks due to worn bodies and shafts cause rough idle, poor performance and poor fuel economy. 5 Inch Original Su Carburetor Throttle And Choke Linkage. Page 2 of 5 - D. View Details. Find Hif4 Choke Orig 426 on sale here online! Vintage Ford Carburetor,rat Rod. Mgb Su Hs4 Mgb Su Hs4 Carbureter Aud 135 With Linkage And Heat Shield From A 1967 Mgb. It's the only tool on the market today that can do a perfect carburetor bushing job, every time! Throttle Body Shaft Repair Reamer Kits Now that Throttle Body Injection units have been around for some time, the number of high-mileage units in service is huge. Page 1 of 2 - Hif44 Mixture Screw/jet Height - posted in Problems, Questions and Technical: I am currently trying to fine tune my HIF44 carb and am a little puzzled. Carburettor Service Kits - MGB. Registered Office: Burlen Ltd, Spitfire House, Castle Road, Salisbury, Wiltshire, SP1 3SB Registered in England and Wales Registration Number: 2005550 VAT Number: GB 423 5232 84. The Zako-ATS is a precision crafted tool manufactured in Alberta, Canada. You usually have to overhaul the carb / replace float to repair it and make sure everything is de-gummed and clean. The air cleaner is not fitted to the carburetor. (800) 255-0088. The smallest HIF carb was the HIF4 (later the metric version HIF38) at 1 1/2". SU 'HIF4' Series Carburetor Components Note: "A" For cars that are not fitted with an induction heater. I ran a half tank of gas through the motor last week and noticed there was alot of oil coming out of the exhaust. Rebushing carburetor bodies and fitting new throttle shafts is a major part of a proper carb rebuild that is often overlooked. Service Kit For Twin Su Hs4 Carbs Aud278fr On Mgb Roadster Mgbgt 1967-68. My $800 69BGT, seems to not have 69 carbs on it but a set of HIF4 carbs. I've recently had my 1380cc mini tuned up and I'm VERY happy with it. The Home and most export model MGBs (except North America) continued to use twin HIF4 carbs, the Midgets, HS4s on the Triumph 1500 engine, while the Canadian, Federal, and California specification MGs were fitted with the Stromberg. The MGB from 1972 to 1974 used SU HIF4 carburetors. While these don't have as many variations as the other carbs, some helpful information is. mini mania 6- 1 fuel tanks. Weber Conversion Kit - $379. as unusual as this seems, and for reasons that are. Mg Mgb Su Hif4 1. The 40/45DCOE carburetor architecture is simple and elegant, with no metering rods, power valves, rubber seals or plastic parts. Oh, and that number “4” refers to the throat size. SU needle comparison chart - since 2003 Chart. Lifting pins. needle: rich needle: weak needle: needle mounting: Needle Guide: Needle Screw: Piston spring: Throttle disk: 1968: MGB (USA) AUD265 (HS4) AUD1530. Ramair’s hugely successful range of filter kits, designed to bolt directly to the carburettor body, is used widely in both competition and street applications. If a (4) is in the Reqd column then four must be purchased to do one vehicle. 5 kg) Product Box Length: 6. Classics on Autotrader has listings for new and used 1973 MG Midget Classics for sale near you. com Ebay Store - http://cmdiy. Ram Pipes 1 3/4" SU Carburetors. You’ll need to experiment (and I explain how) to see which way makes this richer and which way makes it leaner. SU HIF4 fuel bowl, dried gas "varnish" on fuel pickup SU HIF4 fuel bowl pickup and float after cleaning After removing the spindle screw that holds the float and the screw holding the "Temperature Compensator" and the adjustment screw for the same I was able to work out the part off the jet's fuel pickup. 88: Details. com Ebay Store - http://cmdiy. mately -12 in end-float on the interconnection rod. 30 - Carburettors - HIF4 - Pair - 1974 to 1975-Exc FZX1001P Fits all HIF4 applications on rubber bumper cars Price: £399. - Larger pics average 48KB. Rebuilding Hif4 carburettor Rebuilding- is as they always say the reverse of stripping. 75'' SU carburetor has generally become the carb of choice on 1275cc and larger engines. WZX 1454 374-550 SU HIF4 Jet. K & N airfilters are unsurpassed in performance yet are compact in size to fit in even the most cramped quarters. I've recently had my 1380cc mini tuned up and I'm VERY happy with it. When the engine is at normal operating temperature it is very easy to start and it runs fine with a smooth idle around 950 rpm. The kit includes stainless collars with thumbscrews, a pair of dial indicators and indicator extensions including longer tips. Carburetor Hoses and Ports. mini mania 6- 1 fuel tanks. The front carburetor is on the left and the rear carburetor is on the right. For 1-1/2" carb applications (HS4, HIF4/38,) this Conical K&N filter is the answer. Open: 24 hours 7 days a week • All supply chains are intact • our stock levels are at absolutely historic highs • Keep calm, keep on going and stay healthy. HIF6/ HIF44 Carb Assembly, Rebuilt (SEVR0001) Price: $749. With a can of aerosol carburetor cleaner, spray into areas where leaks are found while the engine is idling. K & N airfilters are unsurpassed in performance yet are compact in size to fit in even the most cramped quarters. For sale is this MG MGB SU HIF4 Carburetor PDC1 AUD434 OEM. 95 Morris Minor Hif6/hif44 Gasket And Seal Kit Complete overhaul kit for non turbo HIF44 carb includes needle valve and throttle shaft plus spindle--See CSK75 for service kit less spindle and disc. Just bring some tools, and you can walk away with hand-selected, quality used auto parts for less. First some assumptions: • You have a shop manual and have reviewed it. SU needle comparison chart - since 2003 Chart. Page 1 of 2 - Hif44 Mixture Screw/jet Height - posted in Problems, Questions and Technical: I am currently trying to fine tune my HIF44 carb and am a little puzzled. Classics on Autotrader has listings for new and used 1973 MG Midget Classics for sale near you. The air cleaner is not fitted to the carburetor. Mg Midget 1500 Ignition Timing. The carburetor pictured in the exploded view uses an air adjustment screw 5 in illus. SU Hif4 Carburettor removal, refit setup and balance Removing hif4 Carburettors Having rebuilt the two spare carbs it was then time to swap them for the originals. HIF4 Carburetor. 28 (Including VAT at 20% except $ price). I have an 850 holley DP with a milled choke tower, foam floats and annular boosters. MGB 1975-80. 00 excl VAT will be charged in addition to the unit cost if it is supplied in advance. ****Please check your clearance before purchasing. NEW PAIR HIF4 CARBS MGB*SUR20* Product Code: CUD9264/5N. Page 2 of 5 - D. Simplified: The carburetor piston carries a tapered needle, hanging into a jet. Since the carb rebuild I am having a very difficult time starting the engine when it is cold. MGB 1975-80. The smallest HIF carb was the HIF4 (later the metric version HIF38) at 1 1/2". Sorry about the focus on some of these pictures- camera AF tends to hunt. 718-762-7878. com/join/classicminidiy Shop - https://merch. The bolt attaches to the carburetor body just behind the main jet assembly. Missing float cover. These assemblies are available in many different sizes and styles, so there is sure to be one that suits your needs. ****Please check your clearance before purchasing. Unlike other types of carburettor, which have fixed jets , the SU has only one jet, so the mixture setting affects the engine throughout its speed range. TR 250, TR-6 1967/75 Carburetor Kit - For 2 Carburetors. Covers all side draft and downdraft carbs, weber design and theory, choosing the right model for your engine, synchronizing multi-carbs, troubleshooting and repair. 95 Morris Minor Hif6/hif44 Gasket And Seal Kit Complete overhaul kit for non turbo HIF44 carb includes needle valve and throttle shaft plus spindle--See CSK75 for service kit less spindle and disc. 5 Inch Original Su Carburetor Throttle And Choke Linkage. Jet Tube assy,. Brand New Solid Brand New Solid State Su Mgb Fuel Pump 65 80 Mg Midget 72 4 Stag Ah3000. SU Hif4 Carburettor removal, refit setup and balance Removing hif4 Carburettors Having rebuilt the two spare carbs it was then time to swap them for the originals. hs2 single carburetor 6. This is a direct replacement for your 600950-cfm carburetor. Engine Breather Y Connector MGB 68 to 74, Sprite Midget 1275 to 1974. hif4 & hif6 c arburetor 14. SU Jet Wrenches. Classics on Autotrader has listings for new and used 1973 MG Midget Classics for sale near you. The latter makes 18-21 psi. Find K&N Custom Air Filter Assemblies 56-9320 and get Free Shipping on Orders Over $99 at Summit Racing! All of K&N's custom air filter assemblies include K&N's world-famous washable, reusable Filtercharger elements. classicminidiy. The "40/45DCOE" suffix indicates that this is a high-performance, 2-barrel side draft carburetor. 090 WZX 1455 374-555 SU HIF4 Jet. Fully Adjustable Carburetor Fully Adjustable Carburetor Metering Blocks 4 Bbl 4150 4160 Holley. In Stock. ****Height of the filters with base is 2. 5 kg) Product Box Length: 6. Weber Conversion Kit - $379. 00 excl VAT will be charged in addition to the unit cost if it is supplied in advance. I am pretty new to the boosted world (been a nitrous guy for quite a while). MG MGB 1972-74 HIF4 SU CARBURETOR SET OF 2 OVERSIZE THROTTLE SHAFTS. Parts for MGB - SU-HIF4 internal carburettor. POLYTECH ® Heat Shield (HS-0035-ALVA3) is an aluminum foil-faced fiberglass fabric and PSA composite designed to reflect radiant heat while offering excellent protection to high heat exposure. Keep ’em On The Road. Mg Midget 1500 Ignition Timing. Quantity Quantity. 5 SU HIF3 8/ HIF4 Rebuilt Carb with manifold and filter. So if the carburetor requires 6-psi inlet pressure, that pump would support about 9-12 psi of boost. Brand New Original Su Mgb Fuel Pump 65-80mg Midget72-4stagah3000 Azx1307. Later SU carburetors of the HIF type have integral float chambers, on which the mixture is adjusted by turning a screw. Mixture adjusting nut. ****Height of the filters with base is 2. Today we are one of Europe's leading suppliers and our stocks are extensive. Simplified: The carburetor piston carries a tapered needle, hanging into a jet. Classics on Autotrader has listings for new and used 1973 MG Midget Classics for sale near you. Fits single or dual carb setups. Checking the shaft and body clearance is a simple matter of wiggling the shafts up and down. 5 SU HIF3 8/ HIF4 Rebuilt Carb with manifold and filter. 30 - Carburettors - HIF4 - Pair - 1974 to 1975-Exc FZX1001P Fits all HIF4 applications on rubber bumper cars Price: £399. 25 Rebuilt Carburetor Hs-2. Andrew Turner - Carburettor Specialist Welcome to Andrew Turner Carburettor Specialist website, we hope that you find it interesting and informative. 00* Product Code: CUD9264/5E £ 384. Over the years Burlen has become renowned for its role in manufacturing, restoring and re-introducing a number of famous classic vehicle fuel systems and associated spares including SU, Amal, Zenith, Stromberg and Solex. MGB 1962-71. HS6 SU Carburettors & Inlet Manifold. Application Dimensions. I cannot get the rpm down below about 800. Crankcase vent hoses and fuel lines are easy enough and I can find all sorts of photos and diagrams in Haynes, MGB Workshop Manual, Moss and Victoria British catalogs. - Larger pics average 48KB. My $800 69BGT, seems to not have 69 carbs on it but a set of HIF4 carbs. It's the clearest advice I can find. My $800 69BGT, seems to not have 69 carbs on it but a set of HIF4 carbs. View Details. 5in (Mini Offset) 25mm Bolt On. 95 Hif44 Su Carburetor Service Kit Includes Everything Needed To Do It Right! $34. If this were a pair of Volvo B16 carbs, the left one would be the rear carb. Please review all pictures for overall condition and ask any questions that you may have prior to purchase. Brand New Original Su Mgb Fuel Pump 65-80mg Midget72-4stagah3000 Azx1307. com The SU HS4's on my 71 had a throttle shaft leak, and I needed a replacement until I could re-bush the shafts; so I decided to clean these HIF4's up. Remanufactured SU and Zenith Stromberg carburetors for: MG – MGA, MGA Twin Cam, MGB, and Midget; Triumph – Spitfire, TR3, TR4, TR6 and TR7; Austin Healey Sprite – 100-4, 100-6, 100M conversions, 3000, and Sprite including Bugeye. 500 rev/min and check the throttle linkage for correct connection by re-. 090 WZX 1456 SU Jet HIF7. 75'' SU carburetor has generally become the carb of choice on 1275cc and larger engines. Page 1 of 2 - Hif44 Mixture Screw/jet Height - posted in Problems, Questions and Technical: I am currently trying to fine tune my HIF44 carb and am a little puzzled. A plugged charcoal adsorption canister (from dirt or from a previous overflowing carburetor condition), or a plugged vent line from the bottom of the anti- run on valve are the most common problems. The range of baseplates are cut for. This is an easy one. AUD616E - MGB 1973-1974 PAIR OF HIF4 CARBURETTORS. Checking the shaft and body clearance is a simple matter of wiggling the shafts up and down. Later SU carburetors of the HIF type have integral float chambers, on which the mixture is adjusted by turning a screw. The front carburetor is on the left and the rear carburetor is on the right. Original MGB HIF4 carburettor identification numbers include AUD434, AUD616, FZX1001, FZX1229 (number shown on identification tag on dash pot screw). Some people think you're supposed to turn the idle mixture screws all the way in, and then back them out 2 1/2 turns. co/ebay Seven Mini Parts - ht. Find K&N Custom Air Filter Assemblies 56-9320 and get Free Shipping on Orders Over $99 at Summit Racing! All of K&N's custom air filter assemblies include K&N's world-famous washable, reusable Filtercharger elements. If it has a bowl, the fuel pump has to fill the bowl to get the fuel to the jets. Click for larger images. Zenith carburetor trouble Help! 1974 MGB Won't Start - Part 2; 1974 MGB Won't Start again; right rear sits lower,why; Hif4 carbs; Automotive Network, Inc. You’ll need to experiment (and I explain how) to see which way makes this richer and which way makes it leaner. Jesse, I’m with George—I think 125 PSI +-5 PSI is fine, and definitely not too low for good running. Joe Curto discusses some vital information about SUHIF Type Carbs. Jerry, If you have one of the small inspection cameras about 10mm head size with either an integral small LCD screen or recording SD card with it, position it under the bonnet with tank tape viewing the carb piston without airfilter, you can do full throttle runs and check the. Carburettor Service Kits - MGB. Registered Office: Burlen Ltd, Spitfire House, Castle Road, Salisbury, Wiltshire, SP1 3SB Registered in England and Wales Registration Number: 2005550 VAT Number: GB 423 5232 84. SU Hif4 Carburettor removal, refit setup and balance Removing hif4 Carburettors Having rebuilt the two spare carbs it was then time to swap them for the originals. 00 0 bids 5d 8h item 3 MGB-Midget-HIF4 TRIUMPH SU Original OEM SU Carburetor Throttle & Choke Linkage. Brand New Solid Brand New Solid State Su Mgb Fuel Pump 65 80 Mg Midget 72 4 Stag Ah3000. Weber Conversion Kit wElectric Choke Weber Carb fits MG MGB 1962. SU Carburettors - HS4, HIF4. 5 kg) Product Box Length: 6. 28 (Including VAT at 20% except $ price). 090 WZX 1456 SU Jet HIF7. HS: View from the RHS of the car leaning over the engine. The range of baseplates are cut for. 88: Details. A surcharge of £100. 5 Inch Original Su Carburetor Throttle And Choke Linkage. MGB 1975-80. Thank you for shopping RW Auto Classics!. For sale is this MG MGB SU HIF4 Carburetor PDC1 AUD434 OEM. So an HIF has a 1-inch throat. You’ll need to experiment (and I explain how) to see which way makes this richer and which way makes it leaner. Rebuilding Hif4 carburettor Rebuilding- is as they always say the reverse of stripping. Mg Mgb 1962-71 Su Carburetor Oversize Throttle Shaft. That number is translated as each 1 is a 1/8 inch, staring at one inch. WZX 1454 374-550 SU HIF4 Jet. While these don't have as many variations as the other carbs, some helpful information is. Some people think you're supposed to turn the idle mixture screws all the way in, and then back them out 2 1/2 turns. MG MGB 1972-74 HIF4 SU CARBURETOR SET OF 2 OVERSIZE THROTTLE SHAFTS. However, the only niggle I now have is that I get a slight hesitation on changing gear. Used Good Condition (SH). It's the only tool on the market today that can do a perfect carburetor bushing job, every time! Throttle Body Shaft Repair Reamer Kits Now that Throttle Body Injection units have been around for some time, the number of high-mileage units in service is huge. Jerry, If you have one of the small inspection cameras about 10mm head size with either an integral small LCD screen or recording SD card with it, position it under the bonnet with tank tape viewing the carb piston without airfilter, you can do full throttle runs and check the. Today we are one of Europe's leading suppliers and our stocks are extensive. The 40/45DCOE carburetor architecture is simple and elegant, with no metering rods, power valves, rubber seals or plastic parts. There are other differences between Volvo and MG carbs, enough differences that it’s not practical to install either type on the other vehicle. 95 Morris Minor Hif6/hif44 Gasket And Seal Kit Complete overhaul kit for non turbo HIF44 carb includes needle valve and throttle shaft plus spindle--See CSK75 for service kit less spindle and disc. Open: 24 hours 7 days a week • All supply chains are intact • our stock levels are at absolutely historic highs • Keep calm, keep on going and stay healthy. HIF SU Carbs. 75'' SU carburetor has generally become the carb of choice on 1275cc and larger engines. Balancing HIF SU Carburettors By Colin Jones Not having a go at your technician but I trained many of them when I was at BL who did not really understand the tweaks. Covers all side draft and downdraft carbs, weber design and theory, choosing the right model for your engine, synchronizing multi-carbs, troubleshooting and repair. It has had sick carburetors for some time with the rear carb flooding badly. 1975-80 MGB SU HIF44 Carburetor from Victoria British Ltd. HIF6/ HIF44 Carb Assembly, Rebuilt (SEVR0001) Price: $749. Type Size Used On ; H1 : 1 1/8 : Austin-Healey Sprite Mk I : H2 : 1 1/4 : MG TC, MG TD, Mini : HS2 : 1 1/4 : BMC A-series 948cc/1098cc/1275cc : H4 : 1 1/2 : Austin-Healey 100 BN1 and BN2, Austin-Healey 100-Six BN4 and BN6, MG TD MkII, MG TF, MGA 1600, MGA MkII, TR2. Internet Price $339. POLYTECH ® Heat Shield (HS). Fits single or dual carb setups. Parts are sold separately, priced each. Crk116a - Mgb Hif4 Genuine Su Carburetor Re-build Kit. For 1-1/2" carb applications (HS4, HIF4/38,) this Conical K&N filter is the answer. MGB 1962-71. The 40/45DCOE carburetor architecture is simple and elegant, with no metering rods, power valves, rubber seals or plastic parts. Oh, and that number “4” refers to the throat size. Restorer providing SU carbs restoration and servicing of carburettor. With a can of aerosol carburetor cleaner, spray into areas where leaks are found while the engine is idling. So far any of these can work okay on the MGA. Thank you we will be in touch soon! Contact. Sorry about the focus on some of these pictures- camera AF tends to hunt. 5 SU HIF3 8/ HIF4 Rebuilt Carb with manifold and filter. 95 Hif44 Su Carburetor Service Kit Includes Everything Needed To Do It Right! $34. item 2 Classic Dual HIF4 SU Carburetor Includes intake manifold - Classic Dual HIF4 SU Carburetor Includes intake manifold $500. Pair late MGB HIF4 SU carburetters. 100 WZX 2003 SU Adapter to convert spring loaded needle to solid needle -HS Carb WZX 2004 SU Adapter to convert spring loaded needle to solid needle -HIF Carb WZX 981 SU Hex Idle Screw & Spring Assembly WZX 983 SU Round Idle Screw & Spring Assembly. Internet Price $339. Mgb Carburetor With modern-day technology, you can relocate simply about anything these days. The bolt attaches to the carburetor body just behind the main jet assembly. "Set" means will complete one vehicle, Reqd (1). I have a 1973 MGB with original, recently fully rebuilt, HIF4 carburetors. Aside from that being too high for a supercharged engine IMHO, the discussion is interesting because other commente. 30 - Carburettors - HIF4 - Pair - 1974 to 1975-Exc FZX1001P Fits all HIF4 applications on rubber bumper cars Price: £399. If a (4) is in the Reqd column then four must be purchased to do one vehicle. Sold as is. Technical Article 7 Tuning the Carburators If you have been with me for my previous articles on troubleshooting the XK engine, you will know that we have throughly gone over the cam timing, valves, and the ignition system. 25 Rebuilt Carburetor Hs-2. View Details. If it has a bowl, the fuel pump has to fill the bowl to get the fuel to the jets. The Zako-ATS is a precision crafted tool manufactured in Alberta, Canada. POLYTECH ® Heat Shield (HS-0035-ALVA3) is an aluminum foil-faced fiberglass fabric and PSA composite designed to reflect radiant heat while offering excellent protection to high heat exposure. SU > SU Carburettor photos and information Posts Welcome to the relaunched Carb. The range of baseplates are cut for. Weber Down Draught Carburettor. Thank you for shopping RW Auto Classics!. MGB 1962-71. needle: rich needle: weak needle: needle mounting: Needle Guide: Needle Screw: Piston spring: Throttle disk: 1968: MGB (USA) AUD265 (HS4) AUD1530. The fuel in the jet is at a level controlled by the float. Zenith carburetor trouble Help! 1974 MGB Won't Start - Part 2; 1974 MGB Won't Start again; right rear sits lower,why; Hif4 carbs; Automotive Network, Inc. Restorer providing SU carbs restoration and servicing of carburettor. SU Carburetor Services » MGB HIF4 1302 » Assembly: Front Carburetor Assembly 26 « | < | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | 32 | 33 | 34 | 35. The first thing I did was to sort out those components in the kit that can be fitted- O rings and crush washers, and put them on their respective. MASTER CARBURETOR REBUILD KIT, genuine SU, HIF4, for 2 carburetors, does not include needles. Carburetor Hoses and Ports. Patreon - https://www. 95 Morris Minor Hif6/hif44 Gasket And Seal Kit Complete overhaul kit for non turbo HIF44 carb includes needle valve and throttle shaft plus spindle--See CSK75 for service kit less spindle and disc. Everything from airplanes to horses to boats could be carried from your separation area to your desire location. The Weber is a very good carburetor, fairly expensive, extremely difficult to dial-in (unless you are independantly wealthy, or have unlimited access to a dyno and a truck load of Weber parts, or someone else has already dialed in a set on the exact same engine, and you have their calibration set). 00 0 bids 5d 8h item 3 MGB-Midget-HIF4 TRIUMPH SU Original OEM SU Carburetor Throttle & Choke Linkage. 56-9320 Product Specifications Weight: 1. Mixture adjusting nut. Add to cart Key No: NP. MGB 1972-74. The Home model MGBs and Midgets were not plagued with this Triumph inspired imitation SU, we are. Weber Down Draught Carburettor. Fuel Pressure Regulator Fuel Pressure Regulator Holley Carburetor Carb Quick Fuel 30 803 4 1 2 9 Psi. I am pretty new to the boosted world (been a nitrous guy for quite a while). It's the only tool on the market today that can do a perfect carburetor bushing job, every time! Throttle Body Shaft Repair Reamer Kits Now that Throttle Body Injection units have been around for some time, the number of high-mileage units in service is huge. The HIF7 was the largest version, and quite hard to find. hoping someone can advise. Crankcase vent hoses and fuel lines are easy enough and I can find all sorts of photos and diagrams in Haynes, MGB Workshop Manual, Moss and Victoria British catalogs. It features a brass accelerator pump and floats, and its throttle shaft rides in precision roller bearings. Missing float cover. Engine Breather Y Connector MGB 68 to 74, Sprite Midget 1275 to 1974. PAIR OF MGB 1972-74 HIF4 SU CARBURETORS THAT ARE COMPLETE BOTH GOOD. com/join/classicminidiy Shop - https://merch. Mark- 12 flats ends up around 60k. HIF SU Carbs. - Larger pics average 48KB. Some people think you're supposed to turn the idle mixture screws all the way in, and then back them out 2 1/2 turns. Some SUs also have exhaust emission-control devices to comply with anti-pollution laws. Fully Adjustable Carburetor Fully Adjustable Carburetor Metering Blocks 4 Bbl 4150 4160 Holley. Using the same 6-psi line pressure, that pump would be good for 12. This is a direct replacement for your 600950-cfm carburetor. This is an easy one. The first thing I did was to sort out those components in the kit that can be fitted- O rings and crush washers, and put them on their respective. 25 inches and an overall diameter of 4. Quantity Quantity. Click for larger images. The smallest HIF carb was the HIF4 (later the metric version HIF38) at 1 1/2". The HIF7 was the largest version, and quite hard to find. Regular price $100 00 $100. It plugs into your factory or aftermarket distributor with a Holley harness adapter. 25 Rebuilt Carburetor Hs-2. Mg Mgb Su Hif4 1. Regular price $89 95 $89. FZX1351E: Carburetter HS2. Has been superseded by EX HIF4 CARBS REBUILT**100. I like to use a squared off 60k sparkplug gage wire: it fits in the jet depression and you can use a second feeler ribbon to get the depth set exact for both carbswhen the top of the 60k wire is flush to the carb deck. POLYTECH ® Heat Shield (HS). 28 (Including VAT at 20% except $ price). Fuel System The fuel system of the MGB is. ****Please check your clearance before purchasing. "Set" means will complete one vehicle, Reqd (1). 5in (Mini Offset) 25mm Bolt On. Parts for MGB - SU-HIF4 internal carburettor. Today we are one of Europe's leading suppliers and our stocks are extensive. 56 in (167 mm). Mgb carburetor kits keyword after analyzing the system lists the list of keywords related and the list of websites with related content, in addition you can see which keywords most interested customers on the this website. This is a very common occurrence, unfortunately, but the leaks are easily identified. Below is a link to discussion about a newly rebuilt MGB engine set up for supercharging that had 175 PSI. com has some budget turbos, and you can buy universal tubing kits, waste gates etc. However, the only niggle I now have is that I get a slight hesitation on changing gear. That number is translated as each 1 is a 1/8 inch, staring at one inch. needle: rich needle: weak needle: needle mounting: Needle Guide: Needle Screw: Piston spring: Throttle disk: 1968: MGB (USA) AUD265 (HS4) AUD1530. It features a brass accelerator pump and floats, and its throttle shaft rides in precision roller bearings. Code Model Kit # Price ; 55-59: MGA 1500 : SU H4: CRK-4292R: $68. Carburetor Hoses and Ports. 718-762-7878. hoping someone can advise. Mark- 12 flats ends up around 60k. Oh, and that number “4” refers to the throat size. Carburetor Premium Rebuild Kit Rear SU HIF4 1972 to 1974 MGB. Jerry, If you have one of the small inspection cameras about 10mm head size with either an integral small LCD screen or recording SD card with it, position it under the bonnet with tank tape viewing the carb piston without airfilter, you can do full throttle runs and check the. Morris Minor Su Front 1. K & N airfilters are unsurpassed in performance yet are compact in size to fit in even the most cramped quarters. 56-9320 Product Specifications Weight: 1. com The SU HS4's on my 71 had a throttle shaft leak, and I needed a replacement until I could re-bush the shafts; so I decided to clean these HIF4's up. The more I read past threads in this forum it looks like the bonnet will be the way to go. SU HIF4 Carburetor Restoration : How-To Library : The MG Mgexp. Reliant Robin or Rialto. Hif44 - Which Dashpot Spring - posted in Problems, Questions and Technical: Hi. The first thing I did was to sort out those components in the kit that can be fitted- O rings and crush washers, and put them on their respective. Clean Single Su Hif4 Front Carburetor Body Aud 3951 For 1972 1974 Mgb Mgb-gt. Information for MG Classic Car Enthusiasts. hs4 single carburetor 10 6. The range of baseplates are cut for. It has had sick carburetors for some time with the rear carb flooding badly. SU Hif4 Carburettor removal, refit setup and balance Removing hif4 Carburettors Having rebuilt the two spare carbs it was then time to swap them for the originals. The HIF7 was the largest version, and quite hard to find. SU 'HIF4' Series Carburetor Components Note: "A" For cars that are not fitted with an induction heater. It is also. hoping someone can advise. mini mania 6- 1 fuel tanks. While these don't have as many variations as the other carbs, some helpful information is. The choke linkage is towards the top of the picture (with return spring) and the throttle at the bottom. 5 SU HIF3 8/ HIF4 Rebuilt Carb with manifold and filter. The arm has a flange that fastens with 4 screws to the bottom of the carburetor, and sealed with a rubber diaphragm integral with the main jet. You’ll need to experiment (and I explain how) to see which way makes this richer and which way makes it leaner. needle: rich needle: weak needle: needle mounting: Needle Guide: Needle Screw: Piston spring: Throttle disk: 1968: MGB (USA) AUD265 (HS4) AUD1530. The latter makes 18-21 psi. AMI went into 24 hour production in late '58 to keep up with demand for the new look Phase III Vanguard Vignale. I am just curious as the the necessary modifications for a blow through carburetor setup. ****Please check your clearance before purchasing. The latter makes 18-21 psi. This is an easy one. Find Hif4 Choke Orig 426 on sale here online! Vintage Ford Carburetor,rat Rod. HIF6/ HIF44 Carb Assembly, Rebuilt (SEVR0001) Price: $749. Page 1 of 2 - Hif44 Mixture Screw/jet Height - posted in Problems, Questions and Technical: I am currently trying to fine tune my HIF44 carb and am a little puzzled. The bolt attaches to the carburetor body just behind the main jet assembly. The arm has a flange that fastens with 4 screws to the bottom of the carburetor, and sealed with a rubber diaphragm integral with the main jet. 090 WZX 1456 SU Jet HIF7. Later SU carburetors of the HIF type have integral float chambers, on which the mixture is adjusted by turning a screw. as unusual as this seems, and for reasons that are. Qty Req-2, Item Info 2-carb Rate and Review this Product. It is also. 95 Morris Minor 1. Please review all pictures for overall condition and ask any questions that you may have prior to purchase. The diagram below depicts the most common type - the connections can be on either the right hand side (as illustrated below) or the left hand side. Su Hif4 Carburetor Su Hif4 Carburetor. Find Hif4 Choke Orig 426 on sale here online! Vintage Ford Carburetor,rat Rod. Missing float cover. If I rev it all the way round the clock in 3rd, change into 4th, and then boot it it throws you forwards slightly before it puts you back in the seat. Jerry, If you have one of the small inspection cameras about 10mm head size with either an integral small LCD screen or recording SD card with it, position it under the bonnet with tank tape viewing the carb piston without airfilter, you can do full throttle runs and check the. HS6 SU Carburettors & Inlet Manifold. The air cleaner is not fitted to the carburetor. I like to use a squared off 60k sparkplug gage wire: it fits in the jet depression and you can use a second feeler ribbon to get the depth set exact for both carbswhen the top of the 60k wire is flush to the carb deck. Keep ’em On The Road. Carburettors Models by year HS4/HIF4 Carburettors as fitted to MG B Series engine Dual 1-1/2" throat carbs on the 1800cc engine. The HIF7 was the largest version, and quite hard to find. HS4 Carburetor. Service Kit For Twin Su Hs4 Carbs Aud278fr On Mgb Roadster Mgbgt 1967-68. Weber Conversion Kit wElectric Choke Weber Carb fits MG MGB 1962. co/ebay Seven Mini Parts - ht. Fuel System The fuel system of the MGB is. TR 250, TR-6 1967/75 Carburetor Kit - For 2 Carburetors. The latter makes 18-21 psi. vizard Tuning Bl's A Series And Twin Carbs - posted in Problems, Questions and Technical: Try looking at the original question with female logic and the answer is simple, you dont need opinions or science to prove twins are better for low down quickyness, the female logic will simply tell you because it does well, that the answer my wife gives me for most questions. Zenith carburetor trouble Help! 1974 MGB Won't Start - Part 2; 1974 MGB Won't Start again; right rear sits lower,why; Hif4 carbs; Automotive Network, Inc. Jet Tube assy,. The 40/45DCOE carburetor architecture is simple and elegant, with no metering rods, power valves, rubber seals or plastic parts. Service Kit For Twin Su Hs4 Carbs Aud278fr On Mgb Roadster Mgbgt 1967-68. The Zako-ATS is a precision crafted tool manufactured in Alberta, Canada. State Stove 5-50-10LS8 water heater parts - manufacturer-approved parts for a proper fit every time!. (800) 255-0088. AUD616E - MGB 1973-1974 PAIR OF HIF4 CARBURETTORS. Now compare these needles with the type 6: you can see that this needle, being narrower than the others all the way down its taper, will provide an altogether richer mixture throughout the whole range of engine demand or, put more accurately, at all degrees of depression inside the manifold. The first thing I did was to sort out those components in the kit that can be fitted- O rings and crush washers, and put them on their respective. Has not been tested for functionality beyond that. The MGB from 1972 to 1974 used SU HIF4 carburetors. co/ebay Seven Mini Parts - ht. Please see our Terms and Conditions if you require more. For 1-1/2" carb applications (HS4, HIF4/38,) this Conical K&N filter is the answer. 100 WZX 2003 SU Adapter to convert spring loaded needle to solid needle -HS Carb WZX 2004 SU Adapter to convert spring loaded needle to solid needle -HIF Carb WZX 981 SU Hex Idle Screw & Spring Assembly WZX 983 SU Round Idle Screw & Spring Assembly. When the engine is at normal operating temperature it is very easy to start and it runs fine with a smooth idle around 950 rpm. 88: Details. Anyone who runs twin SU HiF carbs and finds them tough to tune should have a read of this from Barrie Jones. You usually have to overhaul the carb / replace float to repair it and make sure everything is de-gummed and clean. This is refundable on return of an old unit in serviceable condition. needle: rich needle: weak needle: needle mounting: Needle Guide: Needle Screw: Piston spring: Throttle disk: 1968: MGB (USA) AUD265 (HS4) AUD1530. Balancing HIF SU Carburettors By Colin Jones Not having a go at your technician but I trained many of them when I was at BL who did not really understand the tweaks. TR 250, TR-6 1967/75 Carburetor Kit - For 2 Carburetors. 75'' SU carburetor has generally become the carb of choice on 1275cc and larger engines. Sold individually. RAMAIR Carb Air Filters With Baseplate SU HIF4 1. Application Dimensions. Find many great new & used options and get the best deals for Genuine SU Carburettor Service Kit MGB Hif4 Twin Carb CSK50 Wzx1850x at the best online prices at eBay! Free delivery for many products!. The Weber is a very good carburetor, fairly expensive, extremely difficult to dial-in (unless you are independantly wealthy, or have unlimited access to a dyno and a truck load of Weber parts, or someone else has already dialed in a set on the exact same engine, and you have their calibration set). Today we are one of Europe's leading suppliers and our stocks are extensive. HIF4 Carburetor. mately -12 in end-float on the interconnection rod. Sold individually. Parts are sold separately, priced each. Supplied complete with mounting gaskets. Anyone who runs twin SU HiF carbs and finds them tough to tune should have a read of this from Barrie Jones. It means “integrated”, as in the float bowl is in-line with the carburetor itself, in this case directly under it. Although there are a number of different versions of the HIF type carb, they all essentially share the same type of connection layout. Covers all side draft and downdraft carbs, weber design and theory, choosing the right model for your engine, synchronizing multi-carbs, troubleshooting and repair. The diagram below depicts the most common type - the connections can be on either the right hand side (as illustrated below) or the left hand side. Introduction. K & N airfilters are unsurpassed in performance yet are compact in size to fit in even the most cramped quarters. I cannot get the rpm down below about 800. You need to keep in mind that cheap isnt always the best but I believe either Muscle Mustangs or 50 magizines built a budget turbo kit using parts from this site. MGB 1972-74. Since our early days we have supplied SU carburetters, fuel pumps and parts.