Motorcycles

Motorcycles

Any two-wheeled motor vehicle that can carry either one or two passengers.

Industry: Automotive

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Motorcycles

pilot jet

Automotive; Motorcycles

Jet that meters fuel for pilot circuit.

key

Automotive; Motorcycles

Parallel-sided piece inserted into groove cut part way into each of two parts, which locates and prevents slippage between parts. Also known as a woodruff key.

boring bar

Automotive; Motorcycles

A machine tool used to accurately enlarge a cylinder bore.

pinion gear

Automotive; Motorcycles

A small gear that either drives or is driven by a larger gear.

keystone piston ring

Automotive; Motorcycles

A piston ring with a tapered cross-section designed to use combustion pressure to aid in sealing.

bottom dead centre (BDC)

Automotive; Motorcycles

Lowest piston position in cylinder.

piston (braking system)

Automotive; Motorcycles

A moveable part of a master cylinder or wheel caliper. Master cylinder piston produces pressure and caliper piston applies that pressure to brake disc, slowing or stopping wheel.