Originally Posted By fast68plymouth
As long as there is adequate v/p clearance you can run them as tight as you want.

When you get too far up the clearance ramp of the cam, the power will start falling off.

I often ran cams on “the big side”(for the application) in my own stuff, and they usually responded favorably to looser lash settings rather than tighter.


As you know, mine is definately one size too big. So figured next lash( this week) try little tighter

69 Dart GTS A4 Silver All steel, flat factory hood, 3360race weight
418 BPE factory replacement headed stroker, 565 lift solid cam
Best so far, low 10.30’s 1/4
1.41 best 60 foot
6.56 at 104.17