All the SB Mopar I've raced and help drag race always made more power after 7 to 10 runs or pulls on a engine dyno to seat the rings fully work
Once they level off we start to tune for max power wrench

Last edited by Cab_Burge; 05/22/19 02:05 PM.

Mr.Cab Racing and winning with Mopars since 1964. (Old F--t, Huh)