Best Gasket engine rebuilding set. Fits 1957-1966 Buick V-8 364-400-401-425. Please note this set includes the rubber rear main seal. The set also includes the following: Qty Part# Contents 2 597 G Graphtite™ Head Gaskets x 1 3452 Air Cleaner to Carburetor 1 3632 Air Cleaner to Carburetor 1 4257 Air Cleaner to Carburetor x 1 4299 Carburetor Base 1 4340 Carburetor Base x 1 6165 Carburetor Base 1 1634 Distributor Base 4 7350 Exhaust Manifold 1 2306 Fuel Pump Mounting x 1 4888 Heat Riser, 64-66 2 15031 Intake Manifold 1 3595 Oil Filter Hsg to Block, 57-58 1 3486 Oil Filter Hsg to Block, 59-60 1 3697 Oil Filter Hsg to Block, 61-66 1 23008 Oil Pan 1 133 Oil Pan Drain Plug x 1 159 Oil Pan Drain Plug 1 2469 Oil Pump Body, 57-58 1 2380 Oil Pump Body, 59-61 1 2547 Oil Pump Body, 62-66 x 1 1479 Oil Pump Inlet Flange, 1959 1 2324 Oil Pump Inlet, exc. 59 1 1685 Oil Pump Suction Pipe Flange, 62-66 1 2840 Rear Main Cap Seal Kit x 2 3A29 Rear Main Seal-Rubber 1 12060 Timing Cover 1 2713 Timing Cover Seal 1 21013 Valley Cover 2 21007 Valve Cover 6 825 Valve Cover Grommet 16 402 Valve Stem Seal 2 2347 Water Manifold 1 1412 Water Manifold Ring Seal 1 3448 Water Outlet 1 9053 Water Pump Mounting, 57-61 1 10088 Water Pump Mounting, 62-66 x – indicates where part is not always found in other brands’ sets