Manley Performance Valve Locks are precision-machined to securely retain the valve spring retainer to the valve stem, ensuring accurate valvetrain geometry and dependable performance. Available for both conventional and Manley Bead Loc® valve lock systems, they are manufactured from premium materials to exacting tolerances for a precise fit, exceptional durability, and reliable operation in high-performance street and racing engines. Whether you're rebuilding an engine or assembling a competition valvetrain, Manley Valve Locks provide the strength and confidence demanded by today's most powerful engine combinations.

This Part Fits:

Year	Make	Model	Submodel
2004-2007	Cadillac	CTS	V
2007-2008	Cadillac	Escalade	Base
2007-2008	Cadillac	Escalade ESV	Base
2008	Cadillac	Escalade ESV	Platinum
2007-2008	Cadillac	Escalade EXT	Base
1998-2002	Chevrolet	Camaro	Z28
1997-2007	Chevrolet	Corvette	Base
2001-2004,2006-2008	Chevrolet	Corvette	Z06
2005-2006	Chevrolet	SSR	Base
2006-2008	Chevrolet	Trailblazer	SS
2007-2008	GMC	Yukon	Denali
2007-2008	GMC	Yukon XL 1500	Denali
2008	Hummer	H2	Base
1998-2002	Pontiac	Firebird	Formula
2004-2006	Pontiac	GTO	Base