COMP Cams Valve LocksEb Mach Stl 7Deg S 641-100 Overland Sector Sierra Classic 1979 - 1980

Sierra Classic 1979 - 1980 GMC C1500 Suburban Sierra Grande

To determine the final specification

-Skylight: Yes

SPL cannot confirm fitment with aftermarket shocks and coilovers ***

Year Make Model Submodel 1994 - 2001 Lexus ES300 Base 2004 - 2006 Lexus ES330 Base 1991 - 1994 Toyota Camry Base 1991 - 1992 Toyota Camry DLX 1993 - 1996 Toyota Camry DX 1991 - 1996 Toyota Camry LE 1991 Toyota Camry LE All Trac

COMP Cams Valve LocksEb Mach Stl 7Deg S 641-100 Overland Sector Sierra Classic 1979 - 1980COMP Cams Valve Locks 641 100 Most people believe that the tang inside a valve lock holds the retainer and valve spring in place while the engine is running, but this isn't the case. The cross section of material in the tang is not strong enough to withstand open spring loads of 1000 lbs. or more. The sole purpose of the tang is to temporarily locate the lock, retainer and spring relative to the valve until the taper of the retainer can nest around