Quote:
Originally Posted by Killerbee
So I put a 97 on my 28 Model a. It popps at high rpms at full throttle. Pulled the plugs and there white = lean. This is with the original jetting of 45 main 65 power valve. I’ve tried to up the jetting all the way up to 48 and the power valve down to 63 with no success. I took a Holley off of my other car put it on and it ran great. No popping easy start good acceleration all the way through the rpms. What am I missing with this stromberg
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Are you using an electric fuel pump? They need 2 1/2 lbs pressure. Can starve out with gravity feed.