20 Terms
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Motorcycles
Any two-wheeled motor vehicle that can carry either one or two passengers.
Industry: Automotive
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Motorcycles
Dwell
Automotive; Motorcycles
Length of time, in crankshaft degrees, that ignition contact points are closed.
Steering trail
Automotive; Motorcycles
Distance along ground between lines drawn vertically through front axle and down centre of fork tubes and sliders.
Dykes piston ring
Automotive; Motorcycles
A piston ring with an l-shaped cross section designed to use combustion pressure to improve sealing.
Straight-cut gear drive
Automotive; Motorcycles
A gear drive which uses gears having straight-cut teeth, used for one type of primary drive.
Dynamic ignition timing
Automotive; Motorcycles
Use of a strobe light to cheque ignition timing with engine running.
Straight-cut offset gear
Automotive; Motorcycles
A gear design using straight-cut gears installed side-by-side and one-half tooth out of phase. This gear design will eliminate noise caused by backlash common to conventional straight-cut gears.
