Quote Originally Posted by Stu Cool
If I were you, I would call Comp Cams and ask their advice. I would consider them the experts. Remember that the stock solid lifter 396-427-454s had a factory redline of 6400 and most would spin to 6800-7000. At least I know my 427s would.

Pat
You are comparing apples to orange's here.
There is no way to compare a solid lift cam with a hyd. roller.