Originally Posted by scooby389b
do you still have the check ball and spring in the return fitting? That is one of the biggest broblems I see as it will stick and will not return any fuel and will cause that stumble(really its an overrich blubber that dissapears as engine catches up to fuel supply) you saw on that 355 and can due it intermittantly.
No to either one of the cars, i did have it on mine when i first started running it but pulled it out, when it ran like crap after setting for a while, didn't know for sure if that was the problem but it fixed it. I do have an 8lb spring on the poppet in the return line highspeed pill holder.
Zip.