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Layshaft
A shaft or rod that is fitted with belt pulleys and is intended to transfer power within the vehicle.
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LCD
Liquid Crystal Display. This is the type of screen used in many radios and sophisticated electronics to display alphanumeric information. Typically grey with black letters/numbers and has no light source of it's own.
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Lean
To lessen the fuel to air mixture ratio. Usually accomplished by turning the mixture needle valve clockwise.
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LED
Light Emitting Diode. Used as indicators for various purposes, from power on indicators to special light visual displays. Extremely solid-state, reliable, and energy efficient.
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Lexan
A clear polycarbonate material used to construct bodies for R/C cars, trucks and buggies. Can be painted from inside, showing through the clear plastic shell but being protected by the shell itself.
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Lexan scissors
Also body scissors. Special, curved tip scissors made especially for cutting Lexan(R) bodies.
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LHS
Local Hobby Store
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Load Up
A term to define a complete buildup of dirt around the wheel's lugs or side surfaces. A problem on wet off-road dirt tracks.
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Lock Nut
A threaded nut with a plastic sleeve on one end that is made to grip the screw's threads with enough force as to keep it in place, even under heavy vibrations.
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Lubricant
Any material (usually liquid) that reduced friction of moving parts.
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