Set of factory replacement bolts for 1 head. Order two kits to assemble an engine. For 1997-2003 blocks. Thread sealer pre-applied to bolts. These are torque to yield bolts and are not re-usable. Must be replaced when head is removed from engine.
NOTE:IMPORTANT!! LS Series engines produced from 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 and later.