Motorcycle Glossary of Terms
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Hardly Ableson - Term to
wind up Harley Davidson riders.
Hairpin - A slow, tight
bend, sometimes 180-degree turn.
Helical gears - Gear teeth
are slightly curved and produce less gear
noise than straight-cut gears. Often used
for primary drives.
Helicoil - A thread insert
repair system. Commonly Used as a repair for
stripped spark plug threads.
High camshaft - Mounted
high up on the engine to shorten the pushrod
in an ohv formation.
Highside - A type of motorcycle
crash when the rear wheel slides and suddenly
grips usually throwing the rider over the
Hog - slang for Harley Davidson.
Horsepower - A form of measuring
an engine's strength, see BHP.
HT (High Tension) - Description
of the electrical circuit from the secondary
winding of the ignition coil to the spark
Hurley Furgeson - Term often
used to wind up Harley Davidson riders.
Hydraulic - A liquid filled
system used to transmit pressure from one
component to another. Common uses on motorcycles
are brakes and clutches.