I only went to track once last summer with my victors car went 10.43 4 passes i was a little diapointed.I did no tunnig at all.I think the eng would be a lot happier with a bigger cam.I have a small roller in it now.265at .050 630 lift other that my 3500lb ride will see the 9,I do a lot of street driving I,m a carpenter in the sommer i park the truck and me and my helper will take the cudatruck to the job site with saws tool belt and all.yes we are carfull not to hurt my car lol.