Chev LS1 LS2 LS3 L76 L77 L98 Genuine LS Oil Pan Gasket # 12612350Oil Pan Gasket, One piece, Silicone Aluminum, Chevy, Small Block LS, Each Gasket Material: Rubber Steel Core Rear Main Seal Style: 1 piece One Piece Gasket: Yes Quantity: Sold individually. ACDelco GM Genuine Parts Oil Pan Gaskets ACDelco GM Genuine Parts oil pan gaskets are genuine parts that will provide the same performance, durability, and service life as the factory originals. Choosing the best quality to maintain your GM vehicle is easy ACDelco