Originally Posted by
BlackSS
I've been following the Ron Paris tuning method and my car runs great but fails the pinch test. It will hold 260-280* all day long which I am fine with but when I do the pinch test it dies immediately. My needle balance was originally too lean on the hsn and too rich on the lsn. Runs great now!
if it dies immediately, it is likely too lean on the lsn (hence your higher temps)