W

Unit for expressing electrical power. Watts= Volts x Current ¹⁾

A small solid dish shaped disc which is used to seal the hole in a case where it's been drilled, etc. ²⁾

Term used to describe the point where a part is no longer usable and must be replaced.

A liquid cooled engine design where the pistons run in liners that are surrounded by engine coolant ³⁾

The distance from the center of the front wheel to the center of the rear wheel

A half moon shaped or square key set into a slot on a shaft used to keep a slotted gear from turning.

Gudgeon pin or piston pin ⁴⁾ Holds the piston onto the connecting rod.

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