Originally Posted by jmarksdragster
Go up on the jetting, that looks a bit lean for a 750. Go up until the MPH drops off, then back to where the MPH was best. It should end up close to around 72-74 in front with the PV and 79-81 in back.
you hit the nail on the head :wink: im at 74f and 78r now and 60'footers dropped to 1.51 with a 1 and my et dropped from 7.0's to 6.90 and my mph went from 93/94 to 99.80's.
then my motor blew up... but you can only spin a stock bottom end motor to 7k for so long... 3yrs was it.... but got more then my monies worth out of that lil budget build 383 motor ... now on to the 406 to finish the season
