Engine Assembly Order
The following assembly for Flint and Tonawanda engine plants is general in nature as small variations were usually made from year to year.
| Flint | Tonawanda |
| Raw castings enter plant. | Raw castings received from other parts of Tonawanda engine plant. |
| Block machining (broaching) in 1 to 2 days. | Block washed. |
| Block begins upside down. Bore sizes on oil pan rail broadcast ahead to piston hook up area. | Oil galley plugs. |
| Galley plugs. | Transmission alignment pins. |
| Camshaft | Camshaft |
| Main bearing caps removed, crank installed, caps reinstalled. | Main bearing caps removed, crank installed, caps reinstalled. |
| Flywheel & pressure plate. | Flywheel & pressure plate. |
| Cam & crankshaft gears, timing chain. | Cam & crankshaft gears, timing chain. |
| Piston installation. | Piston installation. |
| Front engine cover and seal. | Front engine cover and seal. |
| Harmonic balancer. | Harmonic balancer. |
| Oil pump shaft and oil pump. | Oil pump shaft and oil pump. |
| Windage tray bolts if applicable. | Windage tray bolts if applicable. |
| Oil pan and hardware. | Oil pan and hardware. |
| Clutch housing. | TDC determined, timing pointer. |
| Engine turned upright. | Engine turned upright. |
| TDC determined, timing pointer. | Cam & lifters. |
| Cam & lifters. | Cylinder heads installed. |
| Cylinder heads installed. | Rocker arms & balls installed (studs already installed). |
| Rocker arms studs, arms, & balls installed. | Valves adjusted. |
| Intake manifold installed. | Intake manifold installed. |
| Valves adjusted. | Water outlet & thermostat installed. |
| Valve covers installed. | Water pump installed. |
| Miscellaneous brackets and switches installed. | Build date/suffix code stamped. |
| Build date/suffix code stamped. | Spark plugs installed. |
| Water test with vacuum gauge. | Distributor installed. |
| Oil cavity test. | Miscellaneous brackets installed. |
| Paint assembly. | Exhaust manifolds. |
| Distributor installed. | Vacuum test. |
| Coil & plug wires. | Valve covers. |
| Spark plugs. | Paint assembly. |
| Temperature switches. | Hot test. |
| Water and oil drained. | Water and oil drained. |
| Exhaust manifolds installed. | Racked & readied for shipment. |
| Spark plug wire supports, heat shields, other miscellaneous brackets installed. | |
| Component verification. | |
| Racked & readied for shipment. |
