Originally Posted by Cab_Burge
If you can feel those marks it needs to be fix before running it again.
I'm sure that this motor is not a wedge, correct?
The valve train on a 426 Hemi motors need a lot better parts (than a B, RB or SB motor)as far as the pushrods, valve springs. keeper and retainers to make the valve train stay stable above 6000 RPM shruggy


It is a wedge.

67 Coronet 500 9.610 @ 139.20 mph
67 Coronet 500 (street car) 14.82 @ 94 mph
69 GTX (clone) - build in progress......