19591961 Chevrolet Carter WCFB Carburetor All These Part Numbers Interchange Into Our Part No. He only had 5-years of formal education and in 1909, he founded the Carter Carburetor Manufacturing Co in St. Louis. Install the pump connector rod (D) in the outer hole, long stroke. The balance passage also tends to prevent flooding in the event one of the needles should temporarily become stuck open by maintaining equal fuel level between the two float chambers. Master Technician Tool Set (early, circa 1935, for 1923~1935 Carter carburetors all makes - most tools then current) Carter Master Technician Tool Set about 1951. When done you should see very little daylight around the valve. Includes theory, diagrams, detailed specifications, tune-up data and complete overhaul procedures. If not then clean it and try again. Probably not since only one butterfly is open. The metering rod adjustment should be done after the pump adjustment. A fuel pump cannot be tested by unhooking the line and seeing if gas comes out. The flat surface of the pump arm should be parallel to the straight edge. Adjusting the WCFB float level & float drop: The main body is partitioned into two compartments (primary and secondary), each containing a double pontoon float and lever assembly and a needle valve and seat. The adjustment of the pump is important in order to get the required fuel. To prevent fuel from being drawn through the pump circuit, the passage to the pump jets is vented by a cross passage to the carburetor bowl above the fuel level. The main body is partitioned into two compartments (primary and secondary), each containing a double pontoon float and lever assembly and a needle valve and seat. Make sure the pontoons are centered and will not rub the bowl sides. Carter WCFB Accelerator Pump Quick test to see if the accelerator pump is working. Ultra-Sonic Cleaning3. The discharge check is seated at this time to prevent air being drawn into the pump well. Be sure these ports are clear. Make sure the air horn contacts the inner wall of the bowl. Carter WCFB 4 Barrel Adjust Float. 1957 Desoto Adventurer Loose Throttle Lever Rear Carburetor. Seat the intake check by tapping lightly in the hole to form a good seal. In this video we are going to show you how to do the various adjustments on both the Air Bled and the Solid Fuel type of BBD carburetors. Adjust idle screws D to produce a smooth idle of correct speed is obtained. Change the choke setting to index. Make sure the air cleaner gasket does not block the bowl vents. Do not depress float lip against spring in needle, but let float rest of its own weight. Can't find the answer you're looking for? The Carter AFB uses weights, and therefore never goes out of adjustment. Adjust by bending the connector rod at the lower bend (E). A stand pipe is provided at both needle seats as an additional trap for foreign material that might prevent the needle valves from seating properly. 41-108N Carter 2818S Carter 3059S What Has Been Done to This Carburetor?1. If hard starting still exists change the choke setting to one point lean. With rods held in this position, revolve metering rod arm (F) until lip contacts vacumeter link. As the spring fatigues, the air valve will open too soon, creating an instantaneous lean condition, and a bog. The adjustment of the pump is important in order to get the required fuel. 57-65 WCFB 1 x 4 carb - Cover only no spring or spring plate CUD3741 $ 4.99 Gasket - Base WCFB 4GC G402 $ 4.95 Flange Gasket G1164 $ 4.95 WCFB Air Cleaner Gasket . Fast, secure e-book download. As for the pump not squirting.I suspect the pump well isnt filling up. When looking to replace your metering rod keep in mind that Carter used several different lengths of rods in the WCFB. intro Carter WCFB 4 Barrel Carburetor Rebuild Mikes Carburetor 21.5K subscribers Subscribe 51 Share 3.1K views 9 months ago Disassemble & assemble your Carter WCFB 4 barrel. When the piston is frozen you may have to drill a small hole in the bottom of the float bowl, just under the piston and hammer it out. A stand pipe is provided at both needle seats as an additional trap for foreign material that might prevent the needle valves from seating properly. Carter WCFB Rebuild Kit Selection Carter WCFB Build Sheets Carter WCFB Adjustments Carter WCFB 4 Barrel Carburetor Float System Carter WCFB Accelerator Pump BY CARB TYPE GENERAL TROUBLESHOOTING FAQs INJECTORS PURCHASE PARTS MANUALS BLOG 1st check to make sure the fast idle linkage isnt holding the valves open. Put a straight edge across the dust cover as illustrated. Place the choke housing toward the left and remove upper right main body to throttle body screw. The Carter WCFB and AFB designs fit easily beneath the low profile C1 and C2 hoods. As the engine gains in RPM, the vacuum drops and the metering rods are pulled out of the main jet allowing more fuel to flow. features a Carter carburetor identification page and a function that allows you to conduct a search by entering an identification number Factory Carter AFB CFM Ratings Chart Rebuild pics The April 15th, 2019 - The carbs with 1 1 4 venturies and 1 7 16 primary bores and 1 11 16 The item you are trying to purchase is currently out of stock.Please enter your name, email, and phone number below. When the engine gets hot and then is shut off, gas can sometimes overheat and then boil. Download was not the correct rebuild instructions for my WCFB carburetor, and the correct version was not available. It isn't unusual for the vacuum piston on the WCFB to become frozen in the cylinder where it resides. William C. Carter was born in Union City Tennessee in 1884. The vacuum piston is no longer produced and can only be found as a NOS piece, or used. WCFB Carburetor Cutting Out on Left Hand Turn. I have taken this carb a part and rechecked floats adjustments and blown out passages with compressed air thank you. Check any vents to make sure they are open. Measure float height as illustrated above. Clogged idle tube, or passages in the idle circuit. They need to be centered in the bowl.Fuel could be leaking around the needle & seat. Carter WCFB 4 Barrel Carburetor Float System. A bushing (sorry dont have size) can be permanently installed in the choke vacuum passage in main body casting provides a more positive seal at this point, and prevents fuel from leaking into this passage on left turns and stalling the engine because of too rich a mixture. Press down on vacuum piston link C until metering rods bottom in the carburetor body. Secondarys are somehow stuck open (which amounts to a vacuum leak). Hold air horn upside down with floats in place and gasket removed. Carter WCFB 4 Barrel Carburetor Float System. They are not meant to fill the hole, only to restrict it. The fuel is also conducted through a passage in the air horn to the secondary needle seat. 1955 Pontiac - Loading or Carburetor Flooding 1956 Plymouth, Powerflite Transmission - Dashpot The dashpot has been eliminated. Adjust by bending throttle connector rod at upper angle (B). The well should fill with fluid. Kit looked complete but I ordered the wrong one based on the pump and of course with it being opened, it cannot be returned. Must be made after fast idle adjustment. Blowing out passages will not get them clean enough. This check prevents excessive pressure in the discharge passage during acceleration. Fig. There should now be 9/64 clearance between upper edge of choke valve and inner wall of air horn. With bowl cover assembly inverted and float resting on pin in seated needle, and with gasket removed, the distance from the bowl cover to the top of float should be 7/64. The bowl vent is used to vent the float bowl, otherwise a siphoning of the gas can occur. Metering rods for the WCFB have been out of production for several years now. Ideas?? You may even have to resort to finding a used WCFB carburetor. This is an electronic rebuild manual, no physical copy will be provided. They are staked in the hole. These diagrams include: Fig. Hold throttle valve wide open and close choke valve as far as possible without forcing. I. DISASSEMBLY. Gasket removed as shown A. The download link can be found on your order confirmation email which you will receive as soon as you complete the order. The all-aluminum AFB (Aluminum Four Barrel) was a big innovation in 1957, and lives on today under the Edelbrock name. Add a couple drops of oil to the leather. Watch on. Contact Us Home Blog FAQ's Technical Help My Account LoginRegister Examples of Carb Numbers search 0$0 Carburetor Parts by Make & Model Scroll to see more Aero Coach Carburetor Parts Alfa Romeo American Bantam American General American LaFrance American Motors Nash Rambler Auburn Audi Some models have a pump relief check in the bottom of the fuel bowl. Adjusting the WCFB Metering Rods The Carter WCFB, 4 barrel carburetor metering rods are used to meter the fuel getting into the carburetor bore. Share. Solid fuel has the 2 tubes pointing up. Because the float is maintained in a level position, needle valve bounce is minimized and excess fuel entry into the bowl is prevented. The flat on top of the pump arm should be parallel to the straight edge. Could the float bowl actually be the problem? 41-98N Carter 2366S Carter 2505S Carter 2555S Carter 2655S Carter 2669S. Make sure there is a check needle below the main discharge. Though fuel float bowl full, cant get gas into the accelerator pump chamber of the carb. Make sure manifold heat control valve is free. The best-selling product Click now to browse 1957 LINCOLN ACCELERATOR PUMP CARTER WCFB FLUORELASTOMER CUP ETHANOL RESITANTIS we ship worldwide cch-rc.com, C $45.04 Free shipping for many products Find many great new & used options and get the best deals for 1957 LINCOLN ACCELERATOR PUMP CARTER WCFB FLUORELASTOMER CUP ETHANOL RESITANTIS at the . Fuel is puffing out nozzles on primary circuit at idle on primary carb of a dual carb set carbs were just rebuilt what is the cause. Why Doesn't Adjusting Idle Mixture Screws Make any Difference? Can't find the answer you're looking for? Reinstall carburetor, align and readjust inter connecting rod to manufacturers specifications. Pulloffs : CUFWCFB2 $ 0 . If it is, tap gently with a hammer and the same brass drift punch to seat it, or replace the check weight. Also check for overheating of the engine, fuel lines too close to the manifold, or too much heat in the engine department. The main body is partitioned into two compartments (primary and secondary), each containing a double pontoon float and lever assembly and a needle valve and seat. Because the float is maintained in a level position, needle valve bounce is minimized and excess fuel entry into the bowl is prevented. Check your auto manual for the spec, but somewhere around 4-5 lbs would be good.Be sure the power piston is not frozen in one position. However, it is very similar and I found it very useful. Carter WCFB Accelerator Pump Adjustment The accelerator pump is used to provide an extra squirt of fuel when you step on the gas. Rochester and Carter replacement parts are interchangeable. The mixture screw may be bent, or damaged. This is caused by side strain on throttle lever due to misalignment and maladjustment of the carburetor interconnection rod. Both valves should be closed. With choke valve tightly closed, tighten fast idle adjusting screw (K) (on high step of cam) until there is the clearance as listed on carburetor specification page between throttle valve and bore of carburetor, side opposite idle port. When closing the throttle, the accelerator moves up in the pump well. Can't find the answer you're looking for? Free shipping for many products! Fuel pump working as it should (pulsates and sprays gas each time cam lobe activates it). A float lifter spring, which is connected to the lever arm of the primary float and to a bracket on the accelerator pump plunger, is incorporated to stabilize primary bowl fuel level and prevent float bounce upon sudden stops, or on rough roads (these springs are nowhere to be found). Is there a pointed check weight in the main discharge hole. Please complete the fields below to send your friend a link to this product. Seat the discharge check by tapping lightly in the hole to form a good seal. How to Adjust a Carter BBD 2 Barrel | It Still Runs The Carter carburetor has been around for a very long time. Carter WCFB Adjustments Metering Rod Adjustment Back out throttle screw so that the throttle valve close completly. Product information . cm448: Ebook carburetor service manual - 341 pages, 272 MBytes, pdf format. Adjust by bending unloader lip on throttle shaft lever. There may be a blockage in the accelerator pump circuit which would also make it hard to pump.What is the carburetor number so we can make sure you have the correct pump?Polish the pump well with crocus cloth. This eliminates any bog or hesitation when acceleration. Piston force is too much for linkage. Gasket removed. The ends of the connector rod should point to the throttle arm side. Carter carburetors fitted with air bleed idle mixture adjustment also have fuel emulsion mixture needles, but these are sealed at the factory to limit the amount of fuel admitted during idle. At idle you are at maximum vacuum which makes the metering rods drop down into the main jets. Adjust by bending float arms, making sure both pontoons on each float are the same height. The piston is brass and can be damaged very easily. Take the top off and put the pump in the well all the way to the bottom. There should now be .018 .023 clearance between throttle valve and bore of carburetor (side opposite idle port). As the accelerator is released and the primary throttle plates are closed to the idle position, the upward movement of the pump plunger and attached spring bracket exerts tension on the spring and tends to stabilize the float in a level position. Use a brass drift punch. 1: Carter WCFB idle mixture and speed adustment screw location. The manual says to back out the throttle stop screw and hold the fast idle cam in the "choke open" position, then screw in the throttle stop screw until it just contacts the throttle lever arm, then give it another full turn. The metering rods must be installed after the pump adjustment or when leaner than standard rods are installed. Once you get the piston out, clean, Carter WCFB Vacuum Piston the cylinder so that the piston move very free up and down. Hold in place and carefully tighten metering rod arm set screw (G). You cannot go wrong with Mikes carburetor in any way. When that is the case, I bend the accel. They sometimes need trimming. I purchased from you a rebuild kit for Carter WCFB 4 barrel carb on my 1955 Chev. Place universal pump travel gauge T109-117S (if you happen to have one as they are not available) inverted on edge of dust cover boss of bowl cover. Carter WCFB Carburetor Catalog Free WCFB Carburetor Manuals These manuals contain specifications, parts lists and instructions.The manuals can also be used to help identify those carburetors without tags. Carter built the first successful 4 barrel carburetor, the WCFB (Will Carter Four Barrel) which first appeared in 1953 on Buick cars. What more could you ask for? Make sure the pump relief check is clean. Inspiration for this arrangement was provided by the federal government through its exhaust emissions regulations. Test the floats in hot water and if you get any bubbles then they are leaking. It should not be opened up. One caveatits my impression that the float bowl is full because when I disconnect the fuel supply line from fuel pump (to card), it has pressure on the line. How to clean the Jeep Carter BBD carb Idle jets - Duration: 7:14. Did the old gasket get removed? Make sure these are clear if you have percolation problems. Disassembly2. Can't find the answer you're looking for. The float lifter spring also provides better float and fuel level stability when operating on rough, washboard type roads. 1963-64 Studebaker Carter AFB 1962-1965 Chevrolet 327 and 409 engine carburetor manual 1958-1968 Lincoln carburetor manual AVS 1966 Chevrolet 327 and Marine Carter AVS carburetors BB Ball and Ball Single Barrel downdraft manual: 1939-60 Chrysler, Dodge, Plymouth Carter BB, BB1, BB1A and BB1D updraft Carter BB for IHC BBD The download link will expire in 30 days. Adjust by bending throttle connector rod at deepest angle as shown. Ethanol gas does not have much if any lubrication. Your friend will receive an email from you with a link to our site. We will contact you as soon as this product is available. Refer to the Adjustment Data Table for adjustment dimensions. Can fill the accelerator chamber with a syringe (through top open passages of forward barrels where choke butterfly is) and the jets will spray gas into forward chambers (and will idle and accelerate for about 15 seconds)but when that gas is depleted, the spraying stops. Buy REMANUFACTURED CARTER WCFB CARBURETOR 3696S For 1958-1965 Chevrolet Corvette 327 348: Carburetors . Anti-Rust "Dichromate" Finish**4. This is an electronic rebuild manual, no physical copy will be provided. Carter used metering rods with a single step, 2-step, 3-step, and 4-step. This is percolation. Carter WCFB 4 Barrel Adjust Float Mikes Carburetor 21.4K subscribers 5.5K views 4 years ago https://www.carburetor-parts.com is providing this video about adjusting the float level and. With the thermostatic coil housing gasket and baffle plate removed, crack throttle valve and hold choke valve closed. Correct by removing any burrs or nicks. Measure from toe B to air horn. pump rod until the top of the pump arm is horizontal (or the screw that retrains it is perfectly vertical, if you prefer). It needs to go up and down easily.Is there aspringunder the power piston?Are the venturi cluster gaskets sitting flat and not curled over?