British

Whippet 1919 Scooter, Piston and Conrod

Whippet-1919-Scooter-TMC-Piston.jpg
The piston and connecting-rod. The former is of alummium with two cast iron rings, and has a recessed trap. Its unconventional shape is due to its being cut away to clear the crankshaft bob-weights
Credit: The Motor Cycle
Whippet by Hayward



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