cylinder head gaskets bolt kits

LS/LT/LSX CYLINDER HEAD GASKETS AND BOLTS


12498544

CYLINDER HEAD GASKET KIT

  • Includes 2 head gaskets for 1997-2001 LS1 Camaro/Firebird and Corvette engines
  • Also fits 2001 LS6 Corvette engine.

19170418

LSX 4.100 BORE MLS HEAD GASKET KIT

  • Multilayer steel gaskets for naturally aspirated and forced-induction applications
  • 0.051" thick
  • Includes 1 LH and 1 RH gasket
  • For standard LS and LSX 6-bolt pattern blocks and heads
  • For bores up to 4.100"

19170419

LSX 4.200 BORE MLS HEAD GASKET KIT

  • Multi-layer steel gaskets for naturally aspirated and forced induction applications
  • 0.051" thick
  • Includes 1 LH and 1 RH gasket
  • For standard LS and LSX 6-bolt pattern blocks and heads
  • For bores up to 4.200"

19170420

LSX 4.250 BORE MLS HEAD GASKET KIT

  • Multilayer steel gaskets for naturally aspirated applications
  • 0.051" thick
  • Includes 1 LH and 1 RH gasket
  • For standard LS and LSX 6-bolt pattern blocks and heads
  • For bores up to 4.250"

12498545

CYLINDER HEAD BOLT KIT (1997-2003)

  • 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 2 per engine
  • Head bolts cannot be reused on these engines

IMPORTANT NOTE: LS-Series engines produced since January 2004 forward have a new “short-style” head bolt design. Earlier head bolts will not fit. Order P/N 17800568 for engines produced from January 2004.


17800568

CYLINDER HEAD BOLT KIT, GEN-III AND GEN-IV

  • Kit of 15 bolts for LS-Series engines produced since January 2004
  • Bolts are 5 mm shorter than previous design
  • Services single engine head only

19257453

CYLINDER HEAD BOLT KIT - STD. DECK LSX BLOCK

  • Contains additional bolts for standard-deck LSX 6-bolt heads
  • Contains bolts for 2 heads (1-engine)

NOTE: Engine set requires two 17800568 bolt sets for conventional GEN-III and GEN-IV engines. For complete LSX set, order two 17800568 GEN-III and GEN-IV bolt kits and one – 19257453 – LSX Standard-Deck Bolt Kit.


19257452

CYLINDER HEAD BOLT KIT — TALL DECK LSX BLOCK

  • Contains additional bolts for tall-deck LSX 6-bolt heads
  • Contains bolts for 2 heads (1 engine)

NOTE: Engine set requires two 17800568 bolt sets for conventional GEN-III and GEN-IV engines. For complete LSX set, order two 17800568 - GEN-III and GEN-IV bolt kits and one 19257452 – LSX Tall-Deck Bolt Kit.


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 2 head gaskets, 2 valve cover gaskets, 8 intake manifold gaskets, 2 exhaust manifold gaskets, 2 intake manifold-to-block seals, 20 long-head bolts, and 10 short-head bolts

12589226

LS1/LS6 HEAD GASKET

  • Single gasket, 2 required
  • For naturally aspirated LS1 and LS6 5.7L engines
  • 0.051" thick
  • 3.920" max bore
  • Standard LS bolt pattern

12589227

LS2, L76 HEAD GASKET

  • Single gasket, 2 required
  • For naturally aspirated LS2 and L76 6.0L engines
  • 0.051" thick
  • 4.020" max bore
  • Standard LS bolt pattern

12610046

LS3, L92 HEAD GASKET

  • Single gasket, 2 required
  • For naturally aspirated LS3/L92 6.2L engines
  • 0.051" thick
  • 4.080" max bore
  • Standard LS bolt pattern

12582179

LS7 HEAD GASKET

  • Single gasket, 2 required
  • For naturally aspirated LS7 7.0L engines
  • 0.051" thick
  • 4.140" max bore
  • Standard LS bolt pattern

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