Table of Contents
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W
Watt
Unit for expressing electrical power. Watts= Volts x Current 1)
Wear Limit
Welsh Plug
A small solid dish shaped disc which is used to seal the hole in a case where it's been drilled, etc. 2)
Service Limit
Term used to describe the point where a part is no longer usable and must be replaced.
Wet Liner
A liquid cooled engine design where the pistons run in liners that are surrounded by engine coolant 3)
Wet Sumping
AKA Sumping. A condition in which the engine oil collects in the bottom of the engine, or oil filter instead of being returned to the tank 4)
Wheel
Wheelbase
The distance from the center of the front wheel to the center of the rear wheel
Wheelie
Woodruff Key
A half moon shaped or square key set into a slot on a shaft used to keep a slotted gear from turning.
Wrist Pin
Gudgeon pin or piston pin 5) Holds the piston onto the connecting rod.