Chev GMC 1pce Fel-Pro Rear Main Seal # BS40604 Cylinder Head 8L HEAD GASKET LHS #

8L HEAD GASKET LHS # 54243

Separated center ports measure 1

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Chev GMC 1pce Fel-Pro Rear Main Seal # BS40604 Cylinder Head 8L HEAD GASKET LHS #Rear Main Seal, 1 Piece, Rubber, AM General, Chevy, GMC, Hummer, Workhorse, Each Rear Main Seal Style: 1 piece Rear Main Seal Material: Rubber Quantity: Sold individually. Fel Pro Rear Main Seals Fel Pro rear main seals are ideal for stock rebuilds or street driven cars and trucks. These OEM style replacement seals are not intended for race applications. They're available in a variety of materials and configurations for fitment on specific vehicles