Some times driving on freeway kicking it down and fear fanging it for a short time to clear some built up carbon can fix this problem especially if you nurse the motor some & short trips.Naturally if it pinks don't do it..
When was the fuel filter last changed?
Don't be afraid to try something new. Remember, amateurs built the Ark...Professionals built the Titanic!
Tuned & maintained by "Peppertree Perfmormance". Dart block, Scat 4340 steel crank, Custom C.P pistons.Oliver rods.. Mal Wood twin plate clutch.. Twin SC61/2's,482 rwkw/ 645 rwhp..
Passengers, myocardial infarction material..