Glossary “balancer” Definition:
A heavy crankshaft pulley that aids in overall crankshaft balance as it rotates. Can also refer to a piece of equipment: whell balancer.
b
balanced atom
Glossary “balanced atom” Definition:
An atom that has an equal number of protins and electrons
balanced carburetor
Glossary “balanced carburetor” Definition:
A carburetor in which the float bowl is vented to the air horn.
balanced resistance
Glossary “balanced resistance” Definition:
When two objects, such as axle shafts, present the same resistance to driving rotation.
balanced valve
Glossary “balanced valve” Definition:
Type of hydraulic valve that produces a pressure change that is proportional to the variations of spring pressure or the movement of a mechanical linkage.
balance pipe
Glossary “balance pipe” Definition:
1. A pipe that connects the exhaust pipes in a dual exhaust system to equalize the pressures (H-pipe). 2). A pipe that connects the ventures of a carburetor.
balance shaft
Glossary “balance shaft” Definition:
A shaft in the engine that is designed so that, as it rotates, it reduces or cancels out any vibrations caused by other moving parts.
balance tube
Glossary “balance tube” Definition:
1. A tube to connect the exhaust pipes in a dual exhaust system to equalize the pressures. 2. A tube to connect the ventures of a carburetor. See balance pipe.
bail
Glossary “bail” Definition:
Spring-steel wire loop used to secure a cover, such as on a master cylinder reservoir.
bakelite
Glossary “bakelite” Definition:
Brand name for phenofomaldehyde resin plastic.
balance
Glossary “balance” Definition:
1). To have all rotating parts in a state of equilibrium. 2). To balance all rotating parts statically and dynamically in an engine to ensure maximum performance. 3). To balance a tire and wheel assembly.
balance control
Glossary “balance control” Definition:
A control in a stereo amplifier that adjusts the relative output volume from each of the stereo channels.
backpressure
Glossary “backpressure” Definition:
Restrictions in the exhaust system that slow the exit of exhaust gases from the combustion chamber
backpressure variable transducer
Glossary “backpressure variable transducer” Definition:
System combining a ported EGR valve and a backpressure variable transducer to control NOx emissions.
backup light
Glossary “backup light” Definition:
Lamps that illuminate the area behind the vehicle and warn others of the driver’s intention to back up. All vehicles sold in the United States after 1971 are required to have such lights.
backyard mechanic
Glossary “backyard mechanic” Definition:
An amateur mechanic with little or no training. Often called a shade-tree or latrine mechanic.
badge engineering
Glossary “badge engineering” Definition:
The act of producing the same car under more than one name.
baffle
Glossary “baffle” Definition:
1). A barrier used to reduce noise in an enclosed system, such as the exhaust system. 2). A barrier to prevent splashing of liquid in a tank.
backlight
Glossary “backlight” Definition:
The rear window of a vehicle.
backlighting
Glossary “backlighting” Definition:
A technique used to make flat-panel displays easer to read