Why Choose Our Full Gasket Set & Head Bolts?Our Full Gasket Set & Head Bolts is trusted by mechanics and DIY enthusiasts for its superior quality, precision engineering, and durability. Designed with high-performance materials and extensively tested, this kit ensures a reliable seal and strong clamping force, preventing costly engine issues. Whether you’re addressing a blown gasket or upgrading your engine components, this set provides a complete and cost-effective solution.Remark: For 2004 engines there are two different designs for the head bolts. 1st design head bolts have 16 Long Bolts: 150mm, 4 Short Bolts: 100mm, 10 Small Bolts: 45mm. 2nd design head bolts have 20 Long Bolts: 100mm, 10 Small Bolts: 45mm. This kit ONLY FITS engine with 2ND DESIGN HEAD BOLTS (20 long bolts: 100mm, 10 small bolts: 46mm). There also are two different designs on the intake manifold gasket for the 6.2L engine. 1st design has intake manifold with cathedral ports. 2nd design has intake manifold with rectangular port. The intake manifold gasket in this listing has 1st design cathedral port. Please double check your engine head bolts and manifold before making the purchase.This item includes:Multiple Layers Steel (MLS) Head GasketValve Cover GasketValve Stem SealsIntake Manifold Gasket (Cathedral Ports)Exhaust Manifold GasketFront Camshaft SealO-ringsFront Crankshaft SealRear Main SealWater Pump GasketOther Small GasketsRTV Silicone30 Cylinder Head Bolts (20 Long Bolts: 100mm, 10 Small Bolts: 45mm)Interchange Part Numbers: HS26192PT-2, HS26192PT-4, CS9284, ES72220, ES72390