Edelbrock Bad Accelerator Pump
a bad overrunning clutch. 00; DEMON 30cc PUMP COVER SCREW $ 0. Somewhere along the way it was determined that accelerator pumps could be made much cheaper with neopreme, rather than leather skirts. if you have the right needle for the application, and the throat is the proper. Then its crank for a while. 1" works also, but not as effective. I noticed that fuel was squirting out from around the accelerator pump cover/gasket when the accelerator was pressed. Edelbrock 2801b Tunnel Ram Carburetor Linkage Brackets Holley. I've had this truck for less than two months and the accelerator pump has not worked in all that time. The holley that im running know is one of those quadrajet replacements (4175 spreadbore) the carb is in bad shape and needs rebuilt. Usually, it is replaced in conjunction with rebuilding the carburetor. also the plugs are always wet and dont want to fire up at the start. We recommend a slightly higher than stock stall on the converter if an automatic transmission is used. I rebuilt the carb and put a new gasket from the kit on the old accelerator pump, but was still having problems. This product is made of high-quality materials to serve you for years to come. When doing a rebuild on your Edelbrock carburetor, don't forget to replace your accelerator pump with one of these top quality replacement pump assemblies. I replaced the accelerator pump. Carburetor Accelerator Pump (1470) by Edelbrock®. It's the simplest part to replace and the cheapest. This condition is primarily caused by dirty air filters, but it could also result from the incorrect fitting of after-market accessories such as exhaust systems, air filter systems, or replacement carburetors of a different type or size. we may have bad info here and in fact there is plenty of fuel into the bowl. A - 2/12 - CPmc 2 Brochure # 63-0317 † PUMP (FIG. As the accelerator pedal is depressed, a mechanical connection (Typically a cable) is connected to the engines carburetor or fuel injection systems throttle linkage. Other features include modified bowl venting, specially designed throttle shafts, accelerator pump seal, 3/8" inverted flare fuel inlet fitting, tube in air horn for fuel pump vent, 5-1/8" flame arrestor flange, universal throttle lever and a revised secondary system for improved transient performance. the bed is pretty far gone and the other side of is is just as bad. Problem is usually caused by bad gas, dirt in gas, or vacuum leak or ignition problems causing engine spitback. Maybe I need to go further with it. I have the 1489 calibration kit and have tried different jets,metering rods and springs. Accelerator pump operation is virtually the same on the Street Demon when compared to the traditional. Soaking a leather pump in oil is not the best way to ready an accelerator pump and I'm not sure 3 in 1 oil is what should be used either. Pontiac GTO, Lemans, Tempest, Firebird, Trans am, Bonneville, Grand Prix, Catalina, GTO Parts, restoration, reproduction parts, ram air, engine, hinges, bumpers. Choke adjust edelbrock 600cfm. but if I wait 15 minutes it'll start back up. This is the carburetor system that is most responsible for having good, crisp, off-idle throttle response. thanks for the tip about the accel pump screw. I'm not familiar w/ vac secondaries. Induction Systems for Building Big-Block Chevy Engines There are a variety of induction system options for the big-block Chevy including carburetion, fuel injection, superchargers and turbochargers (which must include either carburetors or fuel injection to mix the air and fuel), plus induction system power adders such as nitrous oxide injection. Edelbrock 1471 - Accelerator Pump Assemblies. Your C5 Corvette comes with 13 different chassis ground points around the car, all of which are subject to corrosion or coming loose causing a bad connection. I then removed both lines (send and return fuel lines) - nothing squirted out of either of them ANDwith both lines disconnected - the accelerator pump STILL had pressure - I can't push it down - unless I break the seal on the air-horn. • Accelerator pump. I noticed that the passages in the float bowls were small, so I open those up. Assuming the distributor is OK, turn your attention to the accelerator pump circuit. So it looks like it's probably a bad accelerator pump. Stromberg main jets are easy. Just changed the fuel filter and the carb is clean. thats why i purchased this model carb and size. Same idea for the AFB. Now slowing down to what feels like 20-30 mph now, I put my foot where the accelerator pedal should be; and the pedal is not felt until I put my foot near the back wall. not to bad as. an improper assembled cap/ coil/ ground strap relationship may lie under the cover on top. the last time i put the carb. Edelbrock 1428 Metering Jet in Jets. Results for "Edelbrock Carburetor Accelerator Pump" Showing 9 Items Sort By: true Most Relevant false Price (Low to High) false Price (High to Low) false Brand (A - Z) false Brand (Z - A) Most Popular false Specials false Newest. This condition is primarily caused by dirty air filters, but it could also result from the incorrect fitting of after-market accessories such as exhaust systems, air filter systems, or replacement carburetors of a different type or size. 1984 Chevrolet C30 Carburetor Accelerator Pump; had to remove from customers home and disasmemble at shop found bad float got new at napa so it cost me a day. Accelerator Pump Rod for Stromberg 97 made by Speedway Motors, for as low as $9. Truck won't start after sitting for longer than a day But the fact you said the pressure drops off points more to a bad. bad breaking, and also others. Another Edelbrock Carb Stumble Question. Remove the metering rods and springs, carefully remove the idle, butterfly, and accelerator pump linkage, take off the top part of the carb ( about 9 screws), lift the assemblyfloats and all, and look closely on the bottom of the fuel bowls in the rearyou'll see the jets there. I assume you mean the engine is stumbling bad and/or trying to die upon cold startup? Then I have to pump the gas alot to get. It had a bad hesitation off idle etc. That can cause hesitation. Carb issues with fuel delivery would suggest fuel pressure and volume tests were in order. Thats a super-simple change. Accelerator pump works fine Fuel pressure is questionable but I don't have any symptoms of to much fuel. And you can also get the accelerator pump nozzle kit, if the carburetor you have is a 1405 then the accelerator nozzles will be marked "28", the kit has a "24" and a "33' and a "43", you could get the nozzle kit and try the "33" nozzles. accelerator pump lever hole float drop Instead of a power valve for enrichment like a Holley, the Carter/Edelbrock AFB's use a rod and jet arrangement. It seemed to help some. Guy I bought it from claimed to have rebuilt it, looks pretty clean on the inside, and the gaskets look new too). This lever on the Motorcraft 2100 and early 2150 carburetors were simple to replace. The fuel pump is new, and I had a guy clean up the carb and the accelerator pump was replaced. Strangely, my father owned a 1966 Buick Wildcat. The fuel pump rod that rides on. Other features include modified bowl venting, specially designed throttle shafts, accelerator pump seal, 3/8" inverted flare fuel inlet fitting,tube in air horn for fuel pump vent, 5-1/8" flame arrestor flange, universal throttle lever and a revised secondary system for improved transient performance. The volume of the pump, the shape of the cam and position of the linkage that operates the pump, and the size and position of the discharge nozzles all affect how much fuel is delivered when the throttle opens. The new ones just pump some extra fuel in and then after it fires up it's the same routine as the old ones. Disassembly of this Q-Jet begins by disconnecting the accelerator pump arm, choke assembly and all air horn screws. Edelbrock Accelerator Pump Nozzle Kit Includes:. An ineffective accellerator pump can be fixed by just lifting the top off and replacing at the bench. Skip the Repair Shop. » Site Navigation ». Acc Pump Check Valve each 5/8 big About 5/8 diameter - Motorcraft 2 / 4100 - Holley ref# 26-41 Call if you don't see the Acc Pumps for Motorcraft-Autolite 2bbl Carburetors that your looking for. 031-inch diameter. Fuel and Spark Guide for Big-Inch LS Engines June 7, 2017 by LS Engine DiY With the short-block, cylinder heads, valvetrain, and induction installation sorted out, the last step before hitting the throttle is feeding that new LS stroker motor some fuel and spark. 73 Ranger 2 1/2 lift 302 TFS heads NP435,PS,PDB, tierod over, 33x10. Without going into too much history I noticed it seemed like my edelbrock 1806 AVS was flooding out at stoplights. No way, I know I have at least half a tank. An Inside Look at the New Edelbrock AVS2 Carburetor. We welcome you to our Edelbrock 1467 Accelerator Pump Assembly Shopping on site. The carburetor, what it does and how it works. Despite what the edelbrock manual says, i would actually start by replacing the accelerator pump. It should be a fairly even stream. $20 at most locations. I don't know your altitude. thats why i purchased this model carb and size. Another Edelbrock Carb Stumble Question. See our Carburetor Parts And Accessories. 19; Aluminum 30cc Accelerator Pump Cover $ 6. Despite what the edelbrock manual says, i would actually start by replacing the accelerator pump. Skip to content. The accelerator pump is also externally adjustable. We've searched far and wide for an expansive array of listings in stock now. My new edelbrock carburetor on a ford thunderbird 390 (1963) doesnt start untill ive spun it over for 30 seconds, can I pump it, should i pump it like my previous Holly that helped make a “mist” to start up. Edelbrock Performer Series 750 cfm carb-fresh REBUILD with automatic/electric choke unit. They say that the blend will accelerate seal and pump failure. The value of a properly functioning accelerator pump only lasts at most a couple of seconds. I noticed that the passages in the float bowls were small, so I open those up. (bad ground) or vibration. Stromberg main jets are easy. 4) Replace the pump. When I got the truck, it was very hard to start and it stumbled when I accelerated. The new Edelbrock Pumper Series carburetor is designed for today's high-performance four-stroke engines. All fuel systems have a regulator weather internal to the fuel pump or external at the fuel rail. I am almost finished with my 302 engine build and by dumb luck I have this same carb. A bad day Drag Racing is still better than a good day at work! I am still hunting for a project car to build but with my current low budget it's not looking so good. So the engine builder recommended a edelbrock 1403 500cfm carb with a 1" open plenum spacer. TorqStorm has supercharger kits available to fit a wide variety of Chevy, Ford, Chrysler/MOPAR and AMC engines. Choke adjust edelbrock 600cfm. You don't have to be an experienced mechanic to rebuild a carburetor. $20 at most locations. & Screw Mount (1) First, perform the various engine tests & adjustments; Compression, Points, Timing, Vacuum, etc. The accelerator pump's throttle lever rides on the cam, influencing how quickly the pump reacts as well as pump duration. I bought an Edelbrock carburetor off of a friend of mine, he bought it 5 or 6 years ago and never got to use it, it just sat inside the box on a shelf in his garage. Edelbrock carb problems Bronco Tech - Archives. Make sure secondaries fully open when pedal is too the floor. Also you may need to change spring on the metering rods. Edelbrock 1406 EPS is the best carburetor for Chevy 350 due to its incredible features and a 90-day warranty. On Dominator-style carbs, the pump capacity is 50 cc for ten strokes. Rebuilding and tuning an Edelbrock carburetor. Holy cow! Just like on my other car the "fly by wire" gas pedal (sensor) went bad. I have mine in the hole closest to the carb and no more stumble. The pump the pedal to start drama is gone that it came home with. 25 inches, with a 0. I also raised the accelerator pump shot some what and it's duration before taking it for a drive. Designed using state-of-the-art technology and with customers in mind. The accelerator pump gives a good shot when it's in the situation where it is hard starting. com is providing this video about testing the accelerator pump circuit on the AFB 9000 & Edelbrock carburetors. I pulled the top of the carb off to find that both needles were stuck. Saves some carb tearing apart time later. Tips include: How to check for the clearance between the accelerator pump diaphragm arm & operating lever; how-to select the correct accelerator pump nozzle size, and accelerator pump cam selection and installation. Its purpose is to inject a certain amount of fuel down the throttle bores when the throttle is opened. --- Pump plunger is defective. AED Performance Accelerator Pump Carter/edelbrock Made in USA Free shipping Replacement part AED Performance accelerator pump for Carter and Edelbrock. The results I’ve only put 120 miles on the FiTech so far, but I have to say it’s worth every penny. V8 #180-5903 Completely remanufacturedAll gaskets and seals replaced with newNew base gasket. Solution #3: If you’re running an aftermarket fuel pump, make sure the fuel pressure isn’t set too high. (observe the secondary linkage pivots to stop on base casting. Edelbrock Accelerator Pump Plunger. SKU: EDL-1470. Every plug was like this and was dead. Choose top quality brands Edelbrock, Holley, Uremco. I had the same problems with my 600 Holley. I run a re-jetted 750 cfm AFB clone on my turbocharged 62 lark Daytona. I've noticed that on single plane intakes, these carbs really respond to a 2" four-holed spacer, which increase the vacuum-signal to the carb. My question is at what setting on the accelerator pump setting is too much? I am now ant 75% and still have a tiny bit of stumble. You may have to register before you can post: click the register link above to proceed. 1" works also, but not as effective. Shop for Edelbrock Performer Series accelerator pump assembly for carburetors 1400, 1403, 1404, 1405, 1406, 1805, 1806, 1825 and 1826 with confidence at AutoZone. misc clips. 95 (3) Ships directly from the manufacturer on 11/12/19. 50x15 BFG M/T. The new ones just pump some extra fuel in and then after it fires up it's the same routine as the old ones. I have a new Edelbrock that I would like to replace a bad Rochester with. FiTech Go EFI 4 installed in a 1981 (to 1978 conversion) Trans Am was a success. Why would your accelerator pump be bad, and bad again? At this point there is only guessing as to what the issue might be. Accelerator pump. 1969 Mustang Parts List: Visit All Classic Motors, Ltd. Backfiring during acceleration can also be caused by internal carburetor problems, low compression, leaks in the fuel tank, lean engine conditions, and weak or broken valve springs. This allows the carb. GM Gen III LS PCM/ECM: Electronic Throttle Equipment Guide includes instructional photos, checklists, and step-by-step instructions on upgrading to the GM Gen III LS-Series PCM, ECM, Electronics, and POWERTRAIN CONTROL SYSTEMS. This product is made of high-quality materials to serve you for years to come. 5) Diagnose & correct the problem. Gauge bounces but when revved shows about 5-5. i don't think it'd be the power valve , usually when they are gone it's forever. Its carburetor makes the perfect combination of air and fuel to give your truck the needed engine performance for big tasks. 1970 1971 1972 DODGE CARTER 2BBL CARBURETOR BBD w/BOWL VENT 318c. the next thing i'm doing is buying the 1475 accelerator pump nozzle kit. I replaced the accelerator pump with Edelbrock part #1468 accelerator pump. 75; CARTER AFB ACCELERATOR PUMP $ 22. Skip to content. This results in it moving further, which results in an increased displacement due to more plunger travel. #34 is the return spring, 66-15. i see boysen is. I beleive the part number for the better accelerator pump with a stiffer spring on it is 1468. 033, and one 0. Pumping gives you a accelerator pump squirt. I had the problem with an edelbrock carb, the mixture screws had an effect even up to cruise speed. Tuning Edelbrock 1403 for '68 289 As such, I was convinced that adding a 4 barrel carb and an Edelbrock performer intake would make my car super fast. 113) and secondary (0. This condition is primarily caused by dirty air filters, but it could also result from the incorrect fitting of after-market accessories such as exhaust systems, air filter systems, or replacement carburetors of a different type or size. I had a bad stumble on hard take off plus it would almost stop if I accelerated hard from any cruising speed. Make sure the accelerator pump is operating correctly. An Inside Look at the New Edelbrock AVS2 Carburetor. In spite of the better carburetion, there was still a fuel problem. This product is made of high-quality materials to serve you for years to come. Hope it works out. With the engine off, remove the air cleaner, look down the carb air horn, and snap the throttle quickly one time. Re: Removing accelerator pump on edelbrock As stated, the quick test for the pump is activate the throttle linkage and look for a discharge from the squirters (car off). Ok, so I am tuning my holley and making good strides. The accelerator pump also provides a shot of raw fuel to keep the fire lit. The Edelbrock Accelerator Pump Nozzle Kit allows the fine tuning of the carburetor. This is a group created to give people a place to sell their vehicle; cars, trucks,. 0935 inches, while the float height measured 0. $20 at most locations. Despite what the edelbrock manual says, i would actually start by replacing the accelerator pump. I am no expert, but a. Acc Pump Check Valve each 5/8 big About 5/8 diameter - Motorcraft 2 / 4100 - Holley ref# 26-41 Call if you don't see the Acc Pumps for Motorcraft-Autolite 2bbl Carburetors that your looking for. I haven't been around here for a long time. The MGA With An Attitude, MG Cars Webring Site of the Month, July 1999, do it yourself maintainance, obscene amounts of fun with your LBC. i have a question about a 1813 thunder series avs carb i purchased in 2007. Carburetor Accelerator Pump by Edelbrock®. I noticed that the passages in the float bowls were small, so I open those up. Shop for Edelbrock Performer Series accelerator pump assembly for carburetors 1400, 1403, 1404, 1405, 1406, 1805, 1806, 1825 and 1826 with confidence at AutoZone. SKU: EDL-1470. 113) and secondary (0. 99; Aluminum 50cc Pump cover $ 6. It was my first car I just needed something to get through winter. eu im Online Shop bestellen | große Lager Blitzlieferung Versankostenfrei ab 99 Top Beratung. Exclusive Content. Carburetor and Fuel System Troubleshooting Guide. thats 750 cfm. Accelerator Pump Parts About Us. Edelbrock Accelerator Pump Plunger. Not even a little bit. it comes from edelbrock in the middle hole. Identify marine carb by Sterndrive, Engine & Year. Add To Cart. If not, the it is probably blocked filter, bad pump, or blockage in the tank. Please follow the post completely for details of the process. I have a 390 and an Edlebrock Performer and am quite happy with the combo though it took a while to get jetting and some other settings right. As one of the friends that have put wrench time into the 67 please let me emphasize that this picture does not do this truck justice. Find Edelbrock Accelerator Pump Assemblies 1467 and get Free Shipping on Orders Over $99 at Summit Racing! When doing a rebuild on your Edelbrock carburetor, don't forget to replace your accelerator pump with one of these top quality replacement pump assemblies. This is why pumping the pedal on a carbureted vehicle aids in starting the engine. This accelerator pump and nozzle is what you can expect to see on Holley and Barry Grant carburetors. I thought for sure you got a bad fuel pump because that does happen quite often. What that means is that there is a central injection pump that pressures the fuel up to 24,000 psi and delivers it to a rail on each head. I also raised the accelerator pump shot some what and it's duration before taking it for a drive. It seemed to help some. The square bore base fits conventional carb pattern e. The only problem he had was with the seal at the accelerator pump stem. The accelerator pump is not causing a miss at higher RPM's. Yeah i thought it was a bad fuel pump and so i replaced it yesterday with just another mechanical fuel pump from O'Reillys. on fan switch-high gph edelbrock mech fuel pump through an a/n line feeding a holley 750 cfm dual pumper with a dual return. ok i have a 383 stroker in my jeep just picked up a new carb but the guy i baought it from messed with the 2 adjustment screws on the from of the carb one on left and one on the right he turned them all the way out i know i have to turn them all the way in but how far back out should i turn them after that i was told to turn them 1 1/2 turns each. i use r-2 carb hat and have only fuel stains around pump stem. BE (before ethanol) the neopreme pump would last maybe 3~5 years, while leather will last indefinitely. I don't know your altitude. If none or very little fuel comes out of the pump, then it's bad and needs replacing. If you have any questions, please call 1-877-ADVANCE (238-2623) or visit any Advance Auto Parts store. 73 Ranger 2 1/2 lift 302 TFS heads NP435,PS,PDB, tierod over, 33x10. The rods are not stock but turned down Edelbrock rods, close stock sizes would probably work as well. (Not a liquid filled gauge) Only thing left I can think of are the jets/rods. Captain Steve Consider replacing the check valve / pump check valve in the base of the carb accelerator pump well of the engine that needs additional throttle pumping. I have a drilled out pump shooter,. If you're in search of Avanti II Carburetors & Intake Manifolds aftermarket or OEM parts, consider your search over! Advance Auto Parts carries 58 Carburetors & Intake Manifolds parts from top brands with prices ranging from $1. In the Eddelbrock tuning guide, the accelerator pump is one of the last steps in curing a hesitation. Edelbrock 1467 Accelerator Pump Assembly. Or could also be timing or weak ignition parts. A 2 step tapered rod, controlled by a vacuum-referenced, spring-loaded piston, moves up and down in the jet to provide a two different area main metering orifices. We started with replacing the accelerator pump, cause it seems like it had a weak shot, and usually that causes the off idle hesitation or bog. The rods are not stock but turned down Edelbrock rods, close stock sizes would probably work as well. 4375 inches. It has stock primary (0. We recommend a slightly higher than stock stall on the converter if an automatic transmission is used. I beleive the part number for the better accelerator pump with a stiffer spring on it is 1468. There are two tuning parameters to the accelerator pump circuit: Pump Cam and Discharge Nozzle. OK - checked everything out this weekend again. Now on that year of engine,it should have a manual fuel pump ,which you can find on the passengers side of the engine all the way to the front just above the oil pan. the accelerator pump wasn't working and the idle was erratic, symptoms that. It's the simplest part to replace and the cheapest. Fuel Pressure on Throttle Body Fuel Injection Fuel Pump is 12 PSI. Step-by-step instructions on how to rebuild an Edelbrock Performer Series carburetor with the folks at Ted's Carburetor and a 1477 rebuild kit. Rolls-royce 81 To 87 Silver Spur Accelerator Arms Brackets And Rod Linkage. As rule of thumb, set your fuel pressure to these ranges based on the carburetor brand: 5-7 psi for Holley, Quick Fuel, AED, Willy's, or Summit Racing; or 4-5 psi for Edelbrock or Jet. edelbrock. i have a question about a 1813 thunder series avs carb i purchased in 2007. I just started the cruiser and built up pressure again. "Adequate" fuel remaining is easily checked simply by watching the primaries and seeing if the accelerator pump gives you a few shots. Then its crank for a while. Choke adjust edelbrock 600cfm. He replaced it twice and the third time he got a kit for a marine application. We offer Mercury & Mercruiser products at lowest prices with superior service. No cracks or anything in them, even when bent or twisted to check. 6) Accelerator pump (if equipped): If a rich stumble occurs when the throttle is opened, (delay the delivery of the accelerator pump fuel) widen the gap on the accelerator pump linkage to the lever, (to deliver fuel from the accelerator pump earlier) reduce the gap, FCR carb shown below. I'm thinking the check ball over the accelerator pump isn't sealing which is causing the surge to back into the bowl and shoot out the J-tube. This results in it moving further, which results in an increased displacement due to more plunger travel. So the engine builder recommended a edelbrock 1403 500cfm carb with a 1" open plenum spacer. The results I’ve only put 120 miles on the FiTech so far, but I have to say it’s worth every penny. Engines, Motors, Fuel Tanks, and more. When I give a very light throttle input, with on take off or while cruising, I have a lean spot (verifyed with an O2 meter) hich is causign the car to stutter for a second or too. 73 Ranger 2 1/2 lift 302 TFS heads NP435,PS,PDB, tierod over, 33x10. But not on a 383 or 440. Ok, so I am tuning my holley and making good strides. It is commonly found on many older vehicles that are equipped with carburetors. how bout your accelerator pump. There is a video there on how to test the accelerator pump. Get the replacement from Gessler. There is only one accelerator pump on an Edelbrock, but there are two ways to adjust it. i use r-2 carb hat and have only fuel stains around pump stem. I also wonder whether Edelbrock has made changes in this area from maybe 5 - 10- years ago. The right components will help to keep your carb working to it's full potential. Same animal. The amount of fuel that can be delivered by one accelerator pump stroke is determined by the pump's capacity and the profile of the pump cam. The 1975-early 1978 carbs are also available in 800 and 850 cfm's and MUST HAVE mods done to the top plate/base plate and accelerator pump nozzles and jeting when used on an engine without "smog" equipment or any engine with bolt-on mods; with these mods, these carbs will meet or exceed the performance/gas mileage of the 1972-1974 carbs and can. Use a smaller nozzle and you will have a longer pump shot. A stumble could also be wrong idle speed or bad idle mixture setting. Yeah i thought it was a bad fuel pump and so i replaced it yesterday with just another mechanical fuel pump from O'Reillys. Use a smaller nozzle and you will have a longer pump shot. The square bore base fits conventional carb pattern e. The accelerator pump is responsible for providing the momentary additional fuel needed under. No man likes a weak squirt. I also feel its easier to jet a stock or fcr carb then it is to tune in the edelbrock. I have the 1489 calibration kit and have tried different jets,metering rods and springs. More Detalis. The stock accel pump has a weak spring and this one helped my "bog". Coast Guard safety standards and are intended for use in any marine application where a performance four-barrel is desired. 031-inch diameter. Is your carb a 1406 or ???. 50x15 BFG M/T. Found out my accelerator pump plunger rubber was bad on my Edelbrock 750 carb. com as Symptoms of a Bad or Failing Accelerator Pump. Following up on the last post I wanted to add a few things. The Edelbrock 600 carb is designed for optimum street performance small block and some big block engines – very good choice for 300-350HP small blocks. Learn vocabulary, terms, and more with flashcards, games, and other study tools. Not sure about the Q-jet design. Right now I disconnected the secondary rod to eliminate the primary stumble first. I will look up exactly how to do that. A bad day Drag Racing is still better than a good day at work! I am still hunting for a project car to build but with my current low budget it's not looking so good. 5) Diagnose & correct the problem. Every time the accelerator is pumped, fuel is shot directly into the engine. Converting auto carbs to marine [Archive] - Boat Repair Forum Boat Repair Forum > Gas Inboard Engines, Inboard/Outboards, and Sterndrive Forum > Crusader Marine Engine Forum > Converting auto carbs to marine. The single hole job is for a 50-cc pump, while the others are used on 30 cc pumps. What that means is that there is a central injection pump that pressures the fuel up to 24,000 psi and delivers it to a rail on each head. Join Mustang & Fords Magazine as they team up with Edelbrock and work with their Thunder Series AVS carburetor. With the pump fixed, I was back to tuning again which leads us into… The Ugly: Ok, so the bike runs great, accelerator pump works, I'm flying down the freeway and suddenly, the bike starts acting like it's running out of gas. You may have to register before you can post: click the register link above to proceed. The service writer told Richie to sign a statement that the motor mounts were broken, and if he didn’t replace them within 5 working days the warranty will be void. The gas that is in the accelerator pump is enough to get the engine to cough a few times, but thats all. Presenting Edelbrock Accelerator Pump in stock and ready for shipping today!. If I prime the engine with a jigger full of gas (1 or 2 ounces) it will run for 5 seconds, more than the pump does. Although the vacuum delay worked fair, there must be a way to eliminate it but it is beyond me). If the shot is weak or inconsistent you may need to replace the accelerator pump. I have never messed with an Edelbrock carb, I am a holley guy. If not, something wrong with accelerator pump assembly passage etc etc. I am almost finished with my 302 engine build and by dumb luck I have this same carb. The team has shared all the finest moments in the numerous accolades for its people, its products, and its approach. Nevertheless, it should be included in the kit. If I prime the engine with a jigger full of gas (1 or 2 ounces) it will run for 5 seconds, more than the pump does. This cleared up the issue. 024, one 0. It comes with pump discharge nozzle gaskets and is sold as a kit. As rule of thumb, set your fuel pressure to these ranges based on the carburetor brand: 5-7 psi for Holley, Quick Fuel, AED, Willy's, or Summit Racing; or 4-5 psi for Edelbrock or Jet. This is assuming the idle mixture is setup properly. 8L engines offer a significant power increase from the midrange to top end performance. Edelbrock 1467 Accelerator Pump Assembly Best Buy. It's a 360 with Motorcraft 2100. I just started the cruiser and built up pressure again. I also raised the accelerator pump shot some what and it's duration before taking it for a drive. 1406s use a. Skip to main content. To do a quick check of the accelerator pump,with the engine off,look down the primary side of the carb as you work the linkage by hand. The fuel pump is new, and I had a guy clean up the carb and the accelerator pump was replaced. My Ex- Fleet of Sixes these are all long gone! 1954 Customline 223 3 speed with O/D, 1963 Fairlane project drag car with BB6, 1977 Maverick 250 with C4, 1994 F-150 a 300 with 5 speed.