Precision machined from 6AL4V titanium, this retainer features better material consistency and bullet proof durability. This 7 degree retainer fits GM LS engines with our 26915/26918 Beehive valve spring.This Part Fits: Year Make Model Submodel 2004-2007 Cadillac CTS V 1998-2002 Chevrolet Camaro Z28 1998-2002 Chevrolet Camaro Z28 SS 2008 Chevrolet Corvette 427 Limited Edition Z06 2003 Chevrolet Corvette 50th Anniversary Edition 2003 Chevrolet Corvette 50th Anniversary Edition Pace Car 1997-2007,2009-2011 Chevrolet Corvette Base 2010-2011 Chevrolet Corvette Grand Sport 1998 Chevrolet Corvette Indianapolis 500 Pace Car 2001-2004,2007-2011 Chevrolet Corvette Z06 2011 Chevrolet Corvette Z06 Carbon 2009-2011 Chevrolet Corvette ZR1 2006-2007 Chevrolet Impala SS 2006-2007 Chevrolet Monte Carlo SS 2005-2006 Chevrolet SSR Base 2006 Chevrolet Trailblazer SS 1998-2002 Pontiac Firebird Formula 1998-2002 Pontiac Firebird Trans Am 2005-2007 Pontiac Grand Prix GXP 2004-2006 Pontiac GTO Base
