Do you know the cam specs?
Cubes?
Stroke?
CR?
Carb?
Intake?
Heads?
Header size?(same headers used on the dyno?)

Last but not least.......

Checked for full throttle?


68 Satellite, 383 with stock 906’s, 3550lbs, 11.18@123
Dealer for Comp Cams/Indy Heads