Manufacture : Oldsmobile Model :455 V8 engine Year : 1976 Car : RegencyCasting Block # 396021 FA - J 115.Oil Fill Tube # 6761854Manifold # 412758Manifold Firing Order : 1,8,4,3,6,5,7,2. Bore Diameter : 4.126 in. Stroke : 4.25 in.
Transmission : AutomaticCasting # GM 8623801/2. Tag # PX - 69 – 19190.