Quote:

Comp Cams additive: 9500-9600 ppm
Brad Penn: 1600-1700 ppm
Valvoline VR1: 1200-1300 ppm
Rotella T: 1200-1300 ppm
Red Line: 1100-1200 ppm
Royal Purple: 800-900 ppm
Lucas: 800-900 ppm
Valvoline: 700-800 ppm
SuperTech (Walmart): 600-700 ppm





ok, so whats the number thats sufficient for old flat tappet motors? or is it just more the merrier? i mean if 600ppm is plenty of protection it would be kinda silly to spend more money on some of the fancier oils..