CHEV 6.6LT DURAMAX DIESEL ENGINES 2001 - 2004 VRS HEAD SET # HS54580CHEV 6. 6LT DURAMAX DIESEL ENGINES 2001 2004 VRS HEAD SET # HS54580 Engine Gasket Set, Original Head Gasket Set, Chevy, GMC, 6. 6L Duramax Diesel, Kit Gasket Set Type: Head set Head Gaskets Included: No Intake Gaskets Included: Yes Exhaust Manifold Gaskets Included: Yes Oil Pan Gasket Included: No Valve Cover Gaskets Included: Yes Water Pump Gaskets Included: Yes Rear Main Seal Included: No Exhaust Pipe Gasket Included: Yes Valve Stem Seals Included: