CARBURETOR SUPER KIT - Carter WCFB #2613/2614 or #2614/3182, 2x4, 270hp, services both carburetors - includes metering rods and jets: 199.95: ... SCREW - idle fuel mixture adjusting, long brass, (2 req. A total of 222 different WCFB models were made in the years 1952 through 1967. Today the owner of a Carter carburetor can make some simple adjustments to achieve peak horsepower and performance. Place the air horn back onto the carburetor throttle bottle and insert the 10 mounting screws. This distance should be exactly 7/16 inch. CARBURETOR SUPER KIT - Carter WCFB #2626S/2627S or #2627S/3181S, 2x4, 245hp, services both carburetors - includes long idle air screws, fuel strainers and metering rod & jet kit 199.95 A3333 His automotive vocation has spanned more than 35 years and he authored the auto repair manual "Auto Repair Shams and Scams" in 1990. The lower edge of vent valve cap should be raised above surface of dust cover the distance listed in the. 2: Carter AFB idle mixture and speed adjustment screws; Fig. cm448: Ebook carburetor service manual - 341 pages, 272 MBytes, pdf format Complete service manual: Comprehensive factory service information (341 pages) for the Carter WCFB carburetor. Refer to your Carter manual for the location of the linkage arms that connect to the top case (air horn) of the carburetor. The carburetor will flood. Known for its chrome finish, the AFB is also known for its user-friendly adjustment points. 327 (#323387526841) CAUTION!!! Connect the negative battery cable temporarily by hand. A Carter WCFB Climatic Control carburetor (Fig. 5: Holley 2300 idle mixture and speed adjustment screws Make sure the pontoons are centered and will not rub the bowl sides. Check throttle linkage to make sure that primary throttle valves come to full wide open position. Place the vehicle in "Park" or "Neutral," according to your transmission type. Use a screwdriver to turn each screw clockwise until they gently seat. Older kits 30-70s. Raise the hood and disconnect the negative battery cable from the battery post. Measure float height as illustrated above. Rotate throttle stop screw E until engine idle at approx 500 RPM. Refer to your Carter manual for the location of the linkage arms that connect to the top case (air horn) of the carburetor. REMANUFACTURED CARTER WCFB CARBURETOR For 1958-1965 Chevrolet Corvette 327 348 – 0 CORE REFUND Carter 4 BBL WCFB with Auto Choke (Climatic choke / Hot. Use a small ruler to … Fig. I have seen a number of different meanings for the WCFB acronym. Press down on vacuum piston link C until metering rods bottom in the carburetor body. It sits above the mixture screws. Carter WCFB Rebuild kits: Rebuild Kits. In 1922 the American Car and Foundry manufactured the carburetor till 1984 .Federal Mogul made them till the early 1990s . Loosen and remove all 10 air horn screws on the top of the carburetor, using a screwdriver. Shut the engine off. Back out throttle screw so that the throttle valve close completly. Remove the housing. Stevenson holds a P.D.S Toyota certificate, ASE brake certification, Clean Air Act certification and a California smog license. Adjust by bending float arms, making sure both pontoons on each float are the same height. The two floats sit on a horizontal plane. 3: Holley 4150 idle mixture and speed adjustment screws; Fig. With carburetor installed and engine warmed up. During past 6 months : Vintage Carter WCFB Carburetor for 1963 Chevrolet & Corvette with 250 hp. Some carburetors had a screw adjustment for the pull-off opening rate. The fast idle can be ad justed on the car as follows: 1. Locate the idle mixture screws at the base of the carburetor. General Description. In the 1950 Enter Carb Number. Adjust the idle speed screw clockwise or counterclockwise with a screwdriver to set the proper rpm for your engine. The Carter Model WCFB carburetor used on the Series 60-70, M/100 engine is a 4-barrel downdraft type which provides the advantages of a compound installation of two 2-barrel carburetors in one compact unit. Adjust by bending throttle connector rod at deepest angle as shown. Mixture idle Screws Pre-Set: Fuel Economy, Fuel Economy, Fuel Economy, That is Why We Pre-Set this Adjustment. Place the air cleaner housing back on the carburetor air horn. The choke lever arm operates the the large choke valve in the top of the carburetor. The average hobbyist is quite capable of rebuilding the Carter WCFB carburetor, and achiving excellent results. Find the idle speed adjustment screw on the throttle linkage cam. This carburetor was made by Carter , The Carter Carburetor Company started in 1909 till 1922 . Nevertheless, his company soldiered on without him until 1985. 3) This is where we adjust the mixture. per carb.) Turn the air horn upside down and let the float hang -- this shows the float drop. Remove the housing. Gasket removed as shown A. Bolted the carb on the car; made adjustments and its run flawlessly for hours . Adjust idle screws D to produce a smooth idle of correct speed is obtained. Start engine and … Use a socket to remove the top air cleaner housing bolt, or remove the butterfly nut by hand. Raise the hood and disconnect the negative battery cable from the battery post. The WCFB was discontinued after the 1967 model year. I found a PDF with some great AFB/WCFB information such as Jet and Rod Sizes, as well as a modification for the 3507 Supercharged AFB. The AFB was not Carter’s first attempt at a four-barrel – the WCFB (Will Carter Four Barrel – such creative nomenclature!) Turn the air horn upside down and let the float hang -- this shows the float drop. Connect the end of a vacuum gauge to the vacuum nipple on the carburetor. Includes theory, diagrams, detailed specifications, tune-up data and complete overhaul procedures. If not closed, loosen the three screws on the circular choke housing and turn the housing dial either clockwise or counterclockwise to open or close the choke valve. This carburetor is used in conjunction with a dual exhaust system and higher com- pression heads when higher engine performance is desired. The WCFB was Carter’s first attempt at a four-barrel carburetor. Use a small ruler to measure the distance between the gasket surface of the air horn and the bottom of each float. Of the three, the most accurate is the vacuum guage method, best to have one for each carb, but it's not absolutely necessary.Pick one of the 3 below: ADJUSTMENTS ON CAR All adjustments with the exception of Fast Idle Adjustment, are included in the "OVERHAUL AND ADJUSTMENTS" procedure and can be done with the carburetor on the car. ALAVENTE 1 Barrel Carburetor for Ford Engines 4.9 L, 4.1 L, 3.3 L, F100 F150 F250 F350, Broncos, Fairmont, Granada, Econoline E Series 1965-1985, Carburetor Carter Type YFA 1-Barrel Automatic Choke 4.6 out of 5 stars 39 When We Pre-Set this Adjustment on Carburetor We Make Sure the Choke is Opening the Choke Valve Normally and Make all the Necessary Adjustments on Our Live Engine to leave the Carburetor Ready to Go. Close the valve very slowly by turning the housing dial until it just touches the carburetor throat sides. Carter WCFB Fast Idle. Use needle-nose pliers to bend the innermost tang (next to the float) to adjust the height. For example, your engine might require 700 rpm -- turn the idle speed screw until you reach that number on the tachometer. Remove the vacuum gauge and reconnect the vacuum hose on the carburetor. 1955 Chevy – Hard starting after flooding. To adjust the floats, use needle-nose pliers to bend the tangs on the outside of the hinge mechanism, either up or down. The WCFB carburetor which came on some of the earliest Corvettes continued in production through the mid-'60s. Reset choke housing to 2 points lean. Out of Stock. Each size must be used in its own location. 8.95: A3849: 56-61: SCREW KIT - Phillister head type, replaces all Phillister screws on WCFB carb. If not, loosen the choke housing screws and make a small turn of the dial to open the valve completely. Disconnect the fast idle rod right next to it, in the same fashion. Measure from center top surface of pontoons to air horn. This manual was written by Chevrolet to train mechanics how to remove, install, adjust, and overhaul carburetors. Hold a straight edge across top of dust cover housing, next to the pump arm. With choke valve held tightly closed, take slack out of linkage and tighten clamp screw on choke lever. The first step in rebuilding your WCFB is to make absolutely sure that the carburetor is the problem. carburetor that came with 8 cylinder engines, which is a Carter WCFB. All Carter carburetor numbers are followed with the letter 'S'. Fuel System: Master Mechanic Carter AFB and WCFB Jet Size and Rebuild Information 09-25-2017, 04:35 PM. This carburetor is used in conjunction with a dual exhaust system and higher com pression heads when higher engine performance is desired. Back out throttle stop screw until throttle valves seat in bores. OEM Carter Part Numbers. It was introduced in 1952. 1 -C) is available as optional equipment on 8-cylinder engines. 4: Rochester Quadrajet idle mixture and speed adjustment screw locations; Fig. Care, Maintenance and Adjustments: 88 : Carter WCFB Carburetor - Four Barrel Carburetor: 41 : Adjustments on the Car: 88 : General Description and Operation: 41 : Accelerator Linkage Adjustment : 88 : Float Systems: 42 : Idle Speed and Misture Adjustment: 89 : Low Speed System: 43 : Fast Idle (On Rear Carburetor Only) 91 Disconnect the tachometer leads. Unscrew them counterclockwise 1-1/2 turns for the initial adjustment. Start the engine. With choke valve held closed and fast idle adjusting screw C, or fast idle adjusting tang, on high step of cam. Carburetors equipped with an adjustable bowl vent require adjustment. Turn the same screw counterclockwise until it reaches the highest vacuum number on the gauge, indicated in inches of mercury. Running engineering changes are designated by 'SA', 'SB' and so on, but all carbs with the same number use the same kit. The Carter AFB lacked the bulky weight of the WCFB and offered more airflow capacity, dramatically increasing performance parameters. Pull the air horn off and tip it upside-down so you can see the float mechanism. With carburetor installed and engine warmed up. Adjust both float tangs. Both Carter and Rochester engineers determined that, on some applications, the float level in the primary side of the carburetor should be different than in the secondary side of the carburetor. Adjust by bending float arms, making sure that both pontoons on each float assembly are the same height and that pontoons are positioned to clear the bowl when assembled. Chris Stevenson has been writing since 1988. Measure from toe B to air horn. Hold air horn upside down with floats in place and gasket removed. Adjust idle screws D to produce a smooth idle of correct speed is obtained. ... 1954-1956 Buick Carter WCFB Carburetor *Remanufactured. .c. The Carter carburetor has been around for a very long time.
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