Remark: This kit include the valley pan gaskets for engines with Active Fuel Management (AFM.) system, and without Active Fuel Management (AFM). However the plastic AFM valley pan gasket in this set only use to replace the perimeter seal only. This kit DOES NOT INCLUDE the complete valley pan gasket that use to service Displacement-On-Demand solenoids. 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). Please double check your engine head bolts to make sure this kit will fit your engine before making the purchase.

This item includes:
Full Gasket Set (Multiple Layers Steel (MLS) Head Gasket, Valve Cover Gasket, Valve Stem Seals, Other Small Gaskets, ..., Lower Gasket Set)
30 Cylinder Head Bolts (20 Long Bolts: 100mm, 10 Small Bolts: 45mm)
Complete NPR Piston Ring Set (Standard Size)
Standard Bore Diameter: 81.00mm
1st Group: 1.00mm
2nd Group: 1.20mm
Oil Ring: 2.80mm
King Main Bearing Set (Standard Size)
King Rod Bearing Set (Standard Size)
1 Camshaft Retainer Thrust Plate w/ Bolts
1 Oil Galley Plug Barbell

Interchange Part Numbers: HS26191PT, HS26191PT-1, HS26190PT-2, CS9284, ES72220, ES72390, SWG10005, 2M4978, C96008, H856CP, S41859CP, PR3165, 12456338, 19208677, 8-12456-338-0, MB5293SI, 5M7298A, MB3165, 7298MA, MS2199P, CR807SI, 8B663P, RB3104, BB253J, 8-2555AP