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Home >> GMC >> 1995 >> Forward Control 4.3 Z, Standard >> Repair and Diagnosis (Single Page) >> Engine Mechanical >> Mechanical >> Engine Mechanical 6.5L Turbo Diesel - VIN [F] >> Overhaul >> Cylinder Head >> Valve Stem Oil Seals

Valve Stem Oil Seals

Intake valve uses upper "O" ring seal. Exhaust valve uses upper "O" ring seal and lower umbrella seal, seated against cylinder head.