Fuel enters the primary side of the carburetor through a strainer screen at the fuel inlet and is directed to the primary needle valve and . building a wcfb 2x4 setup | Hot Rod Forum Make sure the pontoons are centered and will not rub the bowl sides. Carter WCFB Rebuild kits: Rebuild Kits. With engine running, check for an air leak at front left corner of carburetor between throttle body and bowl by squirting carb cleaner at this point. Press down on the vacummeter link (H) until the metering rods bottom in the carburetor body (J). They are not meant to fill the hole, only to restrict it. Carter WCFB 4 Barrel Carburetor Float System, Engine wont idle, or dies after the choke is opened, or runs better when choke closed. Back out throttle stop screw until throttle valves seat in bores. Run a blunt object around the inside of the leather cup to make sure any coating is broken. You may even have to resort to finding a used WCFB carburetor. This restricts the flow of fuel. Ethanol gas does not have much if any lubrication. The suction along with the fuel weight pulls fuel through the intake check via the passage to the fuel bowl. Home - Carburetor Manual Ebooks The float lifter spring also provides better float and fuel level stability when operating on rough, washboard type roads.A balance passage connects the primary and secondary float chambers to provide fuel level control when the vehicle is accelerating, stopping, or rounding curves. The Solid fuel is the later models BBDContents:00:00 intro00:34 air bled adjustments00:37 air bled float setting01:03 air bled fast idle type I01:25 air bled fast idle type II01:42 air bled fast idle type III01:58 air bled unloader02:24 air bled choke vacuum kick03:01 air bled automatic choke03:16 air bled pump04:08 air bled dashpot04:27 air bled idle speed \u0026 mixture04:58 air bled emission carburetors idle mixture06:00 air bled limiter cap06:36 solid fuel adjustments06:40 solid fuel float setting07:03 solid fuel metering rod07:27 solid fuel accelerator pump07:55 solid fuel bowl vent08:18 solid fuel fast idle cam08:43 solid fuel choke pull-off09:12 solid fuel automatic choke09:24 solid fuel egr dump valve09:46 solid fuel unloader10:08 solid fuel high altitude10:28 solid fuel idle speed \u0026 mixture12:11 solid fuel Limiter cap12:37 solid fuel fst idle12:51 solid fuel throttle positioner13:56 solid fuel vacuum throttle positioner14:31 solid fuel sol-vac15:04 solid fuel dashpot15:28 solid fuel transducer 1: Carter WCFB idle mixture and speed adustment screw location. Rotate screw C, or bend tang, until throttle valves are open the distance listed in, With throttle valves held wide open, there should be a clearance between upper edge of choke valve and the inner wall of air horn (. Carter WCFB Metering Rods - carburetor-parts.com You cannot go wrong with Mikes carburetor in any way. Fuel enters the primary side of the carburetor through a strainer screen at the fuel inlet and is directed to the primary needle valve and seat. Can't find the answer you're looking for. The vacuum piston is no longer produced and can only be found as a NOS piece, or used. Carter WCFB Build Sheets Ideas?? parts. Piston force is too much for linkage. Using the exploded view on reverse side as a guide, disassemble the carburetor far enough to permit thorough cleaning and inspec tion o! pump rod until the top of the pump arm is horizontal (or the screw that retrains it is perfectly vertical, if you prefer). The discharge check is seated at this time to prevent air being drawn into the pump well. 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. 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. Everyone Has Started an Engine in the . This eliminates any bog or hesitation when acceleration. Examine the viton tip for any marks.Fuel pump pressure could be too high. Adjust idle screws D to produce a smooth idle of correct speed is obtained. Adjust by bending float arms, making sure both pontoons on each float are the same height. If not, then find the check ball and make sure it is loose. During high speed operation a vacuum exists at the pump jets. Also check for overheating of the engine, fuel lines too close to the manifold, or too much heat in the engine department. Gasket removed. Carter WCFB Adjustments Metering Rod Adjustment Back out throttle screw so that the throttle valve close completly. A fuel pump cannot be tested by unhooking the line and seeing if gas comes out. Adjust by bending the choke connector rod at lower angle (H). Complete service manual: Comprehensive factory service information (341 pages) for the Carter WCFB carburetor. In my repeated attempts to get the accelerator valve to pump, the car has run for several minutes combinedplenty of time to get the float bowl full. 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. There should now be 9/64 clearance between upper edge of choke valve and inner wall of air horn. Be careful removing the intake check retainer. Make sure the air cleaner gasket does not block the bowl vents. 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 . Test the floats in hot water and if you get any bubbles then they are leaking. Adjust by bending unloader lip on throttle shaft lever. The fuel is also conducted through a passage in the air horn to the secondary needle seat. 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 *New Main Body Gasket8. Carter WCFB Accelerator Pump Adjustment The accelerator pump is used to provide an extra squirt of fuel when you step on the gas. When looking to replace your metering rod keep in mind that Carter used several different lengths of rods in the WCFB. Turn knurled nut of gauge until finger on gauge just touches top of plunger shaft (A). On the WCFB the check ball is usually at the bottom of the pump well. Your friend will receive an email from you with a link to our site. I. DISASSEMBLY. Change the choke setting to index. I have taken this carb a part and rechecked floats adjustments and blown out passages with compressed air thank you. *New Airhorn Gasket7. Eckler's Premier Quality Products 57132129 Chevy Carburetor Rebuild Kit Carter WCFB Replacement Kit Includes All Gaskets, Seals, Check Balls, Springs, Accelerator Pump & Needle Valve Read more CARTER 4 Barrel WCFB DUAL CARBURETOR KITS & FUEL FILTERS 1961-65 CHEVROLET 1955-56 DESOTO April 18, 2018 Carter Carburetors Rebuild Kits I rebuilt a Carter WCFB carburetor with the lower auto choke setup. Carter WCFB Adjustments - Mikes Carburetor Parts With carburetor installed and engine warmed up. This is an electronic rebuild manual, no physical copy will be provided. Adjust by bending throttle connector rod at deepest angle as shown. 1957 Lincoln Accelerator Pump Carter Wcfb Fluorelastomer Cup Ethanol Carter WCFB Accelerator Pump - Mikes Carburetor Parts Aspringis inserted in the power piston hole, then the piston. 1955 Chevy Hard starting after flooding. Clogged idle tube, or passages in the idle circuit. The accelerator pump is used to provide an extra squirt of fuel when you step on the gas. cm448. Install the pump connector rod (D) in the outer hole, long stroke. 1957 Desoto Adventurer Loose Throttle Lever Rear Carburetor. Ultra-Sonic Cleaning3. WCFB Carburetor Cutting Out on Left Hand Turn. Check any vents to make sure they are open. 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. The download link will expire in 30 days. Carter WCFB 4 Barrel Adjust Float - YouTube They are staked in the hole. THE CARBURETOR SHOP / Carter carburetor special tools See figure 9F-2. Carter WCFB 4 Barrel Carburetor Float System. Carter WGD Adjustments Float Level 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. Carter WCFB Fast Idle With carburetor installed and engine warmed up. I have repeated multiple times with same results. Each float on the float assembly should be at the same height and centered so that they dont rub the side of the float bowl. 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. The carburetor will flood. Product information . Sometimes scraping around the edges with an awl will remove the staking. The accelerator pump circuit resides on the primary side of. You should feel some pressure and fluid should not be bypassing the check needle. Must be made after fast idle adjustment. On 1956 models one point rich. Any pressure put on the needle will damage it. Reinstall carburetor, align and readjust inter connecting rod to manufacturers specifications. Take the top off and put the pump in the well all the way to the bottom. Adjust by bending arm (J) on choke trip lever. Is there a pointed check weight in the main discharge hole. This is an electronic rebuild manual, no physical copy will be provided. Each size must be used in its own location. See figure 9F-2.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). The correct way is to use a fuel pump pressure gauge. Carter WCFB Specifications - Mikes Carburetor Parts 19591961 Chevrolet Carter WCFB Carburetor All These Part Numbers Interchange Into Our Part No. This can be done by looking at the impression on bowl cover gasket. They sometimes need trimming. Some models have a pump relief check in the bottom of the fuel bowl. 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. The flat on top of the pump arm should be parallel to the straight edge. 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. Adjusting the WCFB Metering Rods The Carter WCFB, 4 barrel carburetor metering rods are used to meter the fuel getting into the carburetor bore. A balance passage connects the primary and secondary float chambers to provide fuel level control when the vehicle is accelerating, stopping, or rounding curves. 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. To correct, remove carburetor and tighten throttle lever by either peening end of shaft over, or soldering end of shaft to throttle lever. Download was not the correct rebuild instructions for my WCFB carburetor, and the correct version was not available. Check the low speed jets to make sure they are clear (#44). Hold throttle valve wide open and close choke valve as far as possible without forcing. Refer to the Adjustment Data Table for adjustment dimensions. The adjustment of the pump is important in order to get the required fuel. William C. Carter was born in Union City Tennessee in 1884. a. Carter Carburetor Manual Kit looked complete but I ordered the wrong one based on the pump and of course with it being opened, it cannot be returned. This circuit provides a measured amount of fuel when needed on acceleration until the vacuum and main circuit can take over. While holding the parts as indicated above, rotate the metering rod arm B until the finger on the arm at D contacts the lug on the vacuum piston link C. Primary & secondary float will probably have different measurements. 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. Once engine speed gets high enough, the carburetor vacuum is strong enough to pull fuel through the main jet and the accelerator pump circuit is no longer used. Hold air horn upright with floats hanging. If a loss of rpm is noted, or if the engine dies, and air leak exists. Enter Carb Number. Carter WCFB Archives - Mikes Carburetor Parts All These Part Numbers Interchange Into Our Part No. 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. Loosen the clamp screw A Press. Because the float is maintained in a level position, needle valve bounce is minimized and excess fuel entry into the bowl is prevented. Outside top of early Carter tool box with correct decal. Place the choke housing toward the left and remove upper right main body to throttle body screw. Correct by removing any burrs or nicks. The metering rod adjustment should be done after the pump adjustment. Will Carter introduced the world's first 4-barrel carburetor, the WCFB (Will Carter Four Barrel) which raised air-flow to unprecedented levels. (note) The metering rods will fit into the jets loosely. The adjustment of the pump is important in order to get the required fuel. Can't find the answer you're looking for? Add a couple drops of oil to the leather. 5:04. Once you get the piston out, clean, Carter WCFB Vacuum Piston the cylinder so that the piston move very free up and down. Float adjusted wrong check float level.Float leaking heat up some water and immerse the float. Carter WCFB, 4 barrel metering rod adjustment instructions. The all-aluminum AFB (Aluminum Four Barrel) was a big innovation in 1957, and lives on today under the Edelbrock name. Some have a coating to give it a better shelf life. You can also check the adjustment by measuring (F) which should be 18/64. With throttle valves seated in bores, dust cover and gasket in place. The lower edge of vent valve cap should be raised above surface of dust cover the distance listed in the. It needs about 4 lbs of pressure. The most complete document I have found. *New Float6. The bowl vent is used to vent the float bowl, otherwise a siphoning of the gas can occur. Carter WCFB Metering Rods 4,292 views Jul 15, 2018 28 Dislike Share Save Mikes Carburetor 18.7K subscribers https://www.carburetor-part.com is providing this video about the Carter WCFB 4. Carter WCFB 4 Barrel Accelerator Pump Circuit Carter BB Carburetor Assembly Part 1 of 2 Rochester Quadrajet Idle Tube Removal Tunning Rochestor Quadrajet 4 barrel Carburetor Mark Osborne. Carter WCFB Technical - Carburetor Parts Quick test to see if the accelerator pump is working. Adjust by bending the connector rod at the lower bend (E). Rebuilding Carter BBD carburetor part 3 - Duration: 5:04. Readjust idle to 500 RPM and fast idle to 1200 RPM On 1955 models set choke two points lean. Any bubbles indicates a leak.Make sure the 2 floats are the same height. 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 engine gets hot and then is shut off, gas can sometimes overheat and then boil. We use a small bottle type of brush and spray silicon spray into the cylinder while we clean. Then close throttle. When I slow down to an idle, my engine runs rough. 41-98N Carter 2366S Carter 2505S Carter 2555S Carter 2655S Carter 2669S. THE CARBURETOR SHOP / WCFB and 4-GC floats You will need to check your motors manual for the spec, but around 4 or 5 should be plenty. Make sure there is a check needle below the main discharge. When removing valves they should be marked so that they get put back the same way. Fig. It isn't unusual for the vacuum piston on the WCFB to become frozen in the cylinder where it resides. 19591961 Chevrolet Carter WCFB Carburetor Carter WCFB 4 Barrel Accelerator Pump Circuit 3,951 views Jul 13, 2018 33 Dislike Share Mikes Carburetor 20K subscribers https://www.carburetor-parts.com is providing this video about how the. Founded by William Carter in 1909, the Carter Carburetor Company produced units such as the AVS, AFB and 385-CFM WCFB for dozens of years. Procedure is as follows: with the throttle lever set screw backed out and throttle valves seated in bores of carburetor, press down on vacumeter link (D) until metering rods bottom at (E). Coat threads of screw with sealing compound and install it. To correct, remove carburetor and turn it upside down. Carter WCFB Carburetor Troubleshooting This E-manual is pictured with the Carter WCFB carburetor with the upper auto choke. Rotate throttle stop screw E until engine idle at approx 500 RPM. Carter built the first successful 4 barrel carburetor, the WCFB (Will Carter Four Barrel) which first appeared in 1953 on Buick cars. As the spring fatigues, the air valve will open too soon, creating an instantaneous lean condition, and a bog. Can't find the answer you're looking for? The well should fill with fluid. All late model WCFB carburetors have three different length bowl cover screws. This is percolation. Carter WCFB 4 Barrel Accelerator Pump Circuit - YouTube Disassembly2. Inspiration for this arrangement was provided by the federal government through its exhaust emissions regulations. 1956 Plymouth, Powerflite Transmission Dashpot, 1955 Pontiac Loading or Carburetor Flooding, 1956 Pontiac Hard Starting, Partially Warm Engine. How to Adjust a Carter BBD 2 Barrel | It Still Runs The Carter carburetor has been around for a very long time. Find many great new & used options and get the best deals for 19571958 Plymouth Fury Carter WCFB Carburetor *Remanufactured at the best online prices at eBay! Notice holes from which linkage rods are removed so they can DO NOT apply any pressure on the needle. WCFB 4 Barrel Carburetor Float Adjustment Carter WCFB 4 Barrel Carburetor Float System. When closing the throttle, the accelerator moves up in the pump well. We will contact you as soon as this product is available. What Has Been Done to This Carburetor?1. Note te larger box, and the number of additional tools from the 1935 set. Did the old gasket get removed? Adjust by bending throttle connector rod at upper angle (B). Carburetors equipped with an adjustable bowl vent require adjustment. The high speed air bleed and the secondary bleed tube also acts as an anti-percolator. As the throttle is opened the pump moves down the pump well forcing the intake check closed and forcing fuel out the main discharge. 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 These manuals contain specifications, parts lists and instructions.The manuals can also be used to help identify those carburetors without tags. Place the choke housing toward the left and remove upper right main body to throttle body screw. 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. The Carter AFB uses weights, and therefore never goes out of adjustment. Make sure the ball rattles. 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 . Someone has installed it improperly. 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. The single step rods were used on some of the price leader carburetors (i.e. THE CARBURETOR SHOP / Troubleshooting From my experience it is the most complete and comprehensive source for all things carburetor, encompassing a massive spectrum of makes models and applications. Seat the intake check by tapping lightly in the hole to form a good seal. Fuel enters the primary side of the carburetor through a strainer screen at the fuel inlet and is directed to the primary needle valve and seat. Anti-Rust "Dichromate" Finish**4. With choke valve held tightly closed, take slack out of linkage and tighten clamp screw on choke lever. Readjust dashpot plunger to move 1/16 inch on closing of throttle valves. Carter WCFB Parts Page - carburetion.com It's highlighted yellow and will look something like this. Test the fuel pump to be sure it isnt putting out too much pressure. You are flooding (getting too much gas in the float bowl), caused by these types of problems. Carter WCFB 4 Barrel Carburetor Float System Can't find the answer you're looking for? Should You Build Your Own Carter Carburetor? - Carb-O - MotorTrend Access our free Idle Speed and Mixture Repair Guide for Chevrolet Corvette 1963-1982 through AutoZone Rewards. The download link can be found on your order confirmation email which you will receive as soon as you complete the order. Carter used metering rods with a single step, 2-step, 3-step, and 4-step. 1956-1957 Chevrolet Carter WCFB Carburetor The Carter WCFB carburetors have a square-ish body with a rectangular air horn that protrudes above the air.
