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Mad Max - A circular burnout
made by spinning the rear tire and
then rotating the bike 360 degrees
with the locked front wheel as the
axis. Bonus for crossing the circle
with a straight rubber mark when
finished. Also called a doughnut or
burnout.
Magneto - Self-contained
device that can be easily driven by
an engine (does not require an
external power source) to produce an
ignition spark.
Mama - A woman who is
available to all Biker Gang members
Manifold - Pipes that supply
fuel to and channel exhaust from the
head.
MANF - Multi
Adjustable Nut F_ _ ker, aka adjustable spanner! (UK). A wrench that messes
up any bolt or nut it is applied to.
Manual Transmission
- A device consisting of a set of gears (the gearset), that alter the final
drive ratio of a
vehicle to enable an operator to get up to speed. Automatic
transmissions do not have gearsets but rather use a complex system of fluid
and metal bands to vary the final drive ratio of a vehicle.
Market Street
Commandos - An
early Motorcycle Gang
Marque - Make or brand of
motorcycle.
Marquis deSaddle - A highly
uncomfortable motorcycle seat
Masey Fergason/JCB/Tracker -
Harley-Davidson
Master Cylinder - Forces
hydraulic fluid to the brake
cylinder, activating the brakes. Can
also be found on a hydraulic clutch
system as well.
Master Link - A link in the
chain that can be disassembled to
repair the chain.
Mattress Cover or Ground Cover
- Young Woman
Maxi-Scooter - Larger sized
engined scooters.
MC - M/C - Motorcycle Club,
referring to the tightly knit
brotherhoods of biker gangs.
Mechanic - Wrench
Meet (Bike Meet(up)) - A
meeting of events where one or more
events take place.
Megaphone - 1. Megaphone An
outwardly tapered high-performance
exhaust. 2. Additional chrome tip
that goes onto the end of the
exhaust to help tune it.
Megaton - Speeds higher
150mph
Metric Cruiser - A cruiser
that using metric nuts and bolts
(ie. 8mm, 14mm, 17mm). (rather than
imperial sizes 1/4", 3/8", 1 1/8")
Mexican Socket Set - Crescent
wrench
MIC - Motorcycle Industry
Council
Mill - Engine
Milwaukee Vibrator - A
Harley-Davidson
Minger - Wheelie
Minibike - A miniature
version of a motorcycle. Typically
not street legal.
MMI - Motorcycle Mechanics
Institute.
Money Burner - Anyone who
rides a Harley-Davidson
Monkey Butt - What you get
after riding your
dirt bike all day. Soreness from
an uncomfortable riding position.
Can be caused by riding too long in
the same position, chafing or
rubbing.
Mono - Wheelie
Monocoque - A structure that
is made as one unit from a sheet
material.
Monocoque Chassis - Steel
pressings welded together, providing
the structural equivalent of a frame
and body work. Unitized frame
structure with stressed sheet metal
panels.
Moped - A motorized bicycle,
often with pedals still attached for
human power assistance, usually
legally defined in states and
provinces as having fewer than 50cc
and cannot be capable of propelling
the moped over 30 MPH (50km/h) on
level ground.
Motocross Bike -
Motorcycles designed for closed
course or cross-country competition.
These bikes are generally more
technologically advanced than their
off-road counterparts.
Motorcycle(s), Motorbike(s)
-Different words used to describe
the same thing. But, they are used
in different places in the world
just like tyre and tire. In North
America/Australia we use
Motorcycles, in the UK, Europe and
Africa, it's Motorbikes. The origin
dates back to non motorised
bikes/cycles and if the country
your in called them bicycles or
bikes.
Motorcycle Hand Signals - see
Hand Signals
Motorcycle Jockeys - Anyone
who rides any motorcycle.
Motorcycle-specific cut -
This pattern takes into
consideration the contours of the
body when adopting the riding
position atop a motorcycle. The
sleeve holes are positioned more
towards the front, the sleeves and
legs incorporate important bends and
there are numerous other special
design details.
MPG - Miles per gallon.
MSF - Motorcycle Safety
Foundation (Training). The highly
recommended way to learn how to
properly and safely ride a
motorcycle. Offered in many
countries around the world for a
very reasonable price.
Mud Puppies -
ATV and ATC folks
Muffler - Exhaust device
that cools exhaust gases, quiets
exhaust noise and provides back
pressure to improve engine
performance.
Mushrooms or
Crash Bungs are terms for the
plastic 'bungs' you attach to the
frame to protect the fairing etc in
case of a 'spill' or crash.
Mystery Tour- A motorcycle
social and travel event in which
participants stop at checkpoints to
unravel a clue and solve the mystery
of where the tour goes.
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