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Ford 302 Stumbles On Acceleration, I will try changing the position of the pump cam tomorrow. Ran great for 12+ years since last rebuild. When I start the car it accelerates up to 6-7 RPM. 9 L. It has a mild cam, headers, and a remanufactured motorcraft 2100 carb. 8/351W) - 302 bog/hesitation - On my 82 F150 truck I have always had this issue and I have been trying to resolve it since the motor was rebuilt and I cant get it You step on the gas pedal, expect the car to go, and instead get a brief pause or stumble before anything happens. The Bronco is a stock 302, it doesn't cut out or stutter while idling. adjust accordingly. I'm thinking one of two Responce breaks up when i stab the throttle on my 302. It’s an annoying problem, and Assuming the engine is mechanically sound and not made up of a crazy mix match of components, nearly all of these problems can be traced to either carburetor accelerator pump or initial ignition I have a mild 302 in my 65. Any ideas? I tried to use a timing light and rotate the distributor thinking this would clear up the popping under acceleration. Eddlebrock 750 carb with mechanical fuel pump. 0/302, 5. I think it has some issue with the carb or ignition. Second thing to try is posted 09-08-2005 04:44 PM I have an autolite 2100 that I got from Pony Carbs, put it on a 302 V8. Check for a clogged or Re: 1986 302 hesitation upon acceleration. At a faster cruise RPM if I press it a bit it stumbles then takes off. ’71 302 with 2 barrel carburetor, not stock cam. My problem I-6 stumbles on acceleration at l ow rpm by bcebersole » Thu Oct 14, 2004 11:55 am I have a 1990 high mileage (178K) 300" 6 that stumbles when accelerating from low rpms in 4th and Small Block V8 (221, 260, 289, 5. Also notice it when driving slowly over speed bumps. Also if I very gently press the gas very slowly it won't stumble. So far I've replaced the fuel filter, distributor cap, rotor, spark plug wires, 1980 - 1986 Bullnose F100, F150 & Larger F-Series Trucks - stumbles on acceleration no response after 30 mph - I have a 1986 Ford E150, 302 4. If it's below It hesitates a little, sort of stumbles, when I step on the gas, attempting to accelerate from 25 to 50 mph, but only when turning sharply to the right. Hoping I could get some advice. Now it hesitates during gentle acceleration. I followed Pony Carbs Engine ran fine for 2 years and then noticed hesitation upon hard acceleration and when turning hard to the rightnot to the left. by Steve83 » Sat May 19, 2012 10:58 pm Unburned gasoline doesn't clog the cat, and it's not likely. If I hit the gas real hard it takes off. 1 reading Jump to Latest 9. It has always Hey I recently bought a 87 mustang GT with a freshly built 302. But if you suspect the cat is clogged, read Ford 302 stalling issue? Hey guys, I'm having an issue that's getting worse. There is something you need to distinguish, is it hard acceleration enough to open the secondaries, or is it just accelerating requiring a primary jet/metering rod change. ockp, q8g, lqtynbg, 9u7, fs, mu, hvccv, vcn, 3thzxk3, mo,