COMP Cams Valve Locks Eb Hi Perf For Gm 623-100 Dirt King 080” wall pushrods

080” wall pushrods

Center bolts and nuts included as pictured for easy install

LS 2008 Chevrolet Express 1500 Base

3L V8 119" Wheelbase

COMP Cams Valve Locks Eb Hi Perf For Gm 623-100 Dirt King 080” wall pushrodsCOMP Cams Valve Locks 623 100 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