General Cylinder Head Flow Numbers discussion

[SSDiv6]

Originally Posted by Glenn Briglio

Got to be pretty destructive application and not for roller lifters.

Just on restricted travel and solid lifters. As long you have good quality lifters and checked the spring pressure often you are good. Prior to the allowance of aftermarket roller rockers, you needed to have a box of spare OEM rocker arms because the tendency of the pushrod to go thru the rocker arm cup.