Comp Cams A-CRS-CRB Pro-Magnum Lifter Off Road Tents RPM Range: 1000-5500

RPM Range: 1000-5500

Lariat 1999 GMC C1500 Sierra SL

Silverado 1988 GMC C3500 Sierra SLX

B 1998 - 2002 Pontiac Firebird Trans Am

Rally STX 1983 - 1984 GMC G2500 Rally Custom 1980 - 1995 GMC G2500 Vandura

Comp Cams A-CRS-CRB Pro-Magnum Lifter Off Road Tents RPM Range: 1000-5500COMP Cams Hydraulic Lifters PRO MAGNUM Specifically designed for optimum performance at higher engine speeds Proper position of internal piston at high RPMs prevents lifters from "pumping up" Unique design yields significant power increase over standard hydraulic lifters Adjustable valve train required Pre load lifters . 002" . 004" with engine warm COMP Cams Pro Magnum Hydraulic Lifters are specifically designed to perform at higher engine speeds and