Comp Cams .015 X 1.500 Spring Shim LabOps Gear For complete functionality this will

For complete functionality this will require a EcuTek Flex Fuel Enabled Tune

Year Make Model Submodel 1963 - 1975 Chevrolet Bel Air Base 1963 - 1972 Chevrolet Biscayne Base 1973 Chevrolet Blazer Base 1972 Chevrolet Brookwood Base 1978 - 1980 Chevrolet C10 Big Ten 1975 - 1980 Chevrolet C10 Custom Deluxe

Designed for hassle-free installation—no drilling required

LT 1996 - 1997 Chevrolet Blazer LS 1991 Chevrolet S10 Baja 1982 - 2003 Chevrolet S10 Base 1982 - 1990 Chevrolet S10 Durango 1992 - 1993 Chevrolet S10 EL 1994 - 2004 Chevrolet S10 LS 1991 - 1993 Chevrolet S10 Maxi 1982 - 1989 Chevrolet S10 Sport 1994 - 1998 Chevrolet S10 SS 1982 - 1992 Chevrolet S10 Tahoe 1999 - 2003 Chevrolet S10 Xtreme 1994 - 2003 Chevrolet S10 ZR2 2002 - 2004 Chevrolet S10 ZR5 1983 - 1994 Chevrolet S10 Blazer Base

preventing the differential from "bouncing around" under hard launches/acceleration

Comp Cams .015 X 1.500 Spring Shim LabOps Gear For complete functionality this willSpring Shims: . 015" Thickness, 1. 500" O. D., . 645" I. D. These . 015" thick Valve Spring Shims with 1. 500" outside diameter and . 645" inside diameter are used to equalize the installed height of valve springs. Made from the highest quality shim stock, these shims are heat treated to stand up to radical cam lobes. Kits are also available.