Crankcase: what is that?
The crankcase holds all of the engine parts in alignment and supports the cylinders and crankshaft. It provides a place to mount the engine to the aircraft. It was constructed from aluminum alloy material. It is divided into sections (radial).
1) Nose section – Houses prop shaft and bearings
2) Power section – mount for cylinders
3) Fuel induction section – intake tubes, blower, manifolds (supercharger)
4) Accessory section – mounts for magnetos, pumps, generators (magnesium)
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