Mr. Gasket has manufactured world class racing and performance gaskets for Chevy engines for over 45 years. The tradition continues with our line of gaskets for Chevy LS engines. Find the right gaskets for your Chevy LS engine from the authority on high performance gaskets. Head Gaskets #3143G Multi-Layered Steel - 3 Stainless Steel layers - Fits LS1, LS6, LS3 and L99 - 4.130" Bore #3144G Multi-Layered Steel - 3 Stainless Steel layers - Fits LS1, LS6, LS3 and L99 - 4.160" Bore #5713G Ultra Seal - Graphite Core, Elastomer Coated (LS1 Left Side) - Fits LS1, LS6 - 4" Bore #5714G Ultra Seal - Graphite Core, Elastomer Coated (LS1 Right Side) - Fits LS1, LS6 - 4" Bore Exhaust Gaskets #4805G Multi-Layered Steel - 3 Stainless Steel layers - Fits LS1, LS6 #5964 Ultra Seal - Steel Core, Graphite Faced - Fits LS1, LS6 #5966 Ultra Seal - Steel Core, Graphite Faced - Fits LS2, LS3, LS7, L99 Intake Gaskets #4668G Ultra Seal III - High-Tensile Strength / High-Temperature Synthetic Material - Fits LS1, LS6 Oil Pan Gaskets #6665G Molded Rubber - 1 Piece with Steel Carrier & Torque Limiters - Fits LS1, LS2, LS3, LS6 and L99 Valve Cover Gaskets #183G Cellulose - Nitrile Composition Material - Fits LS1, LS2, LS3, LS6, LS7, LS99