GM CYLINDER HEAD GASKETS & HEAD BOLTS

12498543
Cylinder Head Gasket Kit (not shown)
• Two head gaskets for 1997–2001 LS1 Camaro/Firebird and Corvette engines
• Also fits 2001 LS6 Corvette engine

12498544
Cylinder Head Gasket Kit (not shown)
• Two head gaskets for 2002–2004 LS1Camaro/Firebird and Corvette engines

12498545
Cylinder Head Bolt Kit (1997–2003) (not shown)
• Kit of 15 head bolts for 1998–2003 LS1 Camaro/Firebird and 1997–2003 Corvette; and 2001–2003 LS6 Corvette
• One kit per cylinder head. Order two per engine.
• Head bolts cannot be reused on these engines

IMPORTANT!! LS Series engines produced from January 2004 forward on have a new, “short”-style head bolt design. Earlier head bolts WILL NOT fit. Order 17800568 for engines produced from January 2004 and after.

17800568
Cylinder Head Bolt Kit (not shown)
• Kit of 15 bolts for LS Series engines produced from January 2004 and later
• Bolts are 5mm shorter than previous design

A. 12499217
LS1 Cylinder Head Installation Kit (F-Car)
• Comprehensive cylinder head installation kit for 2002 Camaro and Firebird models equipped with the LS1 engine
• Kit includes two head gaskets, two valve cover gaskets, eight intake manifold gaskets, two exhaust manifold gaskets, two intake manifold-to-block seals, 16 cylinder head bolts and 14 cylinder head bolt/screws

12499218
Corvette LS1/LS6 Cylinder Head Installation Kit (not shown)
• Comprehensive cylinder head installation kit for 2002–2005 Corvette models equipped with the LS1engine, or 2002–2004 Corvette models equipped with the LS6 engine
• Kit includes two head gaskets, two valve cover gaskets, eight intake manifold gaskets, two exhaust manifold gaskets, two intake manifold-to-block seals, 16 cylinder head bolts and 14 cylinder head bolt/screws

GM VALVE LIFTERS
12499225
LS Series Camshaft Lifter Kit (not shown)
• Set of 16 lifters for LS Series engines
• Same lifter used in LS2 and LS7

17803305
Lifter Guide Kit (not shown)
• Includes lifter guides and 4 bolts
• Makes for quick and easy cam swaps without having to remove the intake manifold, valley plate or heads
• Works in Gen III and IV applications (except with AFM)

B. 88958689 NEW
Racing Hydraulic Roller Lifter Kit
• As developed by GM Racing and GM Powertrain
• For use in Gen III and Gen IV engines where sustained high rpm’s are typical
• Special reduced-mass internal components allow for higher limiting speeds with aggressive camshaft designs
• Improved valvetrain dynamics and stability will improve horsepower, and high rpm’s
• Tested to 8000 rpm in GM Racing applications
• Set of 16