Crankcase
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A crankcase is the housing in a piston engine that surrounds the crankshaft. In most modern engines, the crankcase is integrated into the engine block.
De Dion-Bouton engine (circa 1905) with a crankcase formed from separate castings of the upper and lower halves
Gardner 0 stationary engine (a plate acts as a safety shield but the crankshaft is not fully enclosed).
Two-stroke engine
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A two-stroke engine is a type of internal combustion engine that completes a power cycle with two strokes of the piston, one up and one down, in one revolution of the crankshaft in contrast to a four-
Crankcase
…crankcase is the housing in a piston engine that surrounds the crankshaft. In most modern engines, the crankcase is integrated into the engine block. Two-stroke engines typically use a crankcase-compression design, resulting in the fuel/air mixture passing through the crankcase before entering the cylinder(s). This…
1966 Saab Sport
A two-stroke minibike
Lateral view of a two-stroke Forty series British Seagull outboard engine; the serial number dates it to 1954/1955
A Cox Babe Bee 0.049 in3 (0.80 cm3) reed valve engine, disassembled, uses glow-plug ignition. Its mass is 64 g.