NTA855 Cummins Gear Cover Gasket 4058949 Parts Catalog Ref No. Part Name Part No. Required 1 Pin Dowel 60408 1 2 Shim 65259C 1 3 Diamond Dowel 70653 1 4 O-Ring Seal 215705 1 5 Oil Seal 3020185 1 6 Oil Seal 3020186 1 7 Camshaft Thrust Support 3008530 1 8 Captive Washer Cap Screw 3011712 9 9 Captive Washer …