Tall Deck Height (9.760), 4.120” Bore (Needs Final Finish Hone Before Assembly), 0.904” Lifter Bore, Raised cam centerline (.388”/9.86mm) to allow larger stroke; 2 extra links in the timing chain – Timing sets available from COMP®, Machined for 55mm roller cam bearing or 60mm babbit (does not come cam with bearings)
RHS® LS aluminum blocks, available in standard or tall deck, feature 55 mm cam bores, 0.904" lifter bores, raised cam, and outboard oiling for 4.600" stroke clearance. CT-scanned for precision, the base for high-horsepower builds.
Fits: 2001-2004 Avanti II, 2006-2007 Cadillac CTS, 1998-2015 Chevrolet Camaro, 1997-2013 Chevrolet Corvette, 2014-2017 Chevrolet SS, 2005-2006 Chevrolet SSR, 2006-2009 Chevrolet Trailblazer, 1998-2002 Pontiac Firebird, 2009 Pontiac G8, 2004-2006 Pontiac GTO, 2008-2009 Saab 9-7x
Please review Specifications and the detailed fitment table for notes and exceptions.