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So I have my 750 proform dialed in nice on the primary. My issue is the secondary. then I go full throttle it's lean for a split second then it really richens out to high 10's on my wideband. I'm not sure if I should mess with the PVCR or the Jets My engine is a 360 magnum stock bottom end,EQ...

I just bought this regulator from summit racing. It said 3/8 npt for fitting size. Well the inlet and outlet are much bigger and the return port is smaller. What gives. Anyone use this style regulator that can help me with fitting size? Thanks Tom

I currently have a 670 street avenger carb with 72 jets in primary and 78 jets in secondary. Its been getting me down the track @13.3 @103. Would going to a 650 double pump net me more power or a better MPH or would i need to step up to 750. the car is a 70 dart swinger with 360 magnum, unkown...

I just cleaned the carb out set floats to manufacture specs. New filter, new pressure regulator, new pressure gauge and she still won't idle. What gives? I put it in gear in the rpms drop significantly it it almost dies. Then while I do get it idling in park and things start to get hot my...

Are these carbs really that finicky with their pressures? I recently rebuilt the carb and now their is fuel dripping out of the venturis and it won't idle. I'm running a carter strip mechanical pump. I bought the carb used and there was alot of junk in it when i opened it up. thanks tom

i was looking at the wieand stealth or the edelbrock performer rpm. im an edelbrock guy but the weiand looks good seems like a broader operating range. it will be on top of a 87 360 block for mostly street use, limited track time for now.

has anyone ever converted to a dual fuel inlet by knocking out the plug in the other fuel bowl. i just picked one up for my project and while i was stareing at it i wondered ifd its been done. tom

just picked one up from my local swap meet for $60 looks to be in near new condition. how can i expect this to run on a street 360?