Glossary “touch-up coating” Definition:
A coating applied by brush or nonrefillable aerosol to cover minor surface damage.
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touch-up spray gun
Glossary “touch-up spray gun” Definition:
Very small spray gun, ideal for painting small repair areas.
toughness
Glossary “toughness” Definition:
Ability of a metal to withstand a sudden blow. The test for toughness uses a falling weight onto the test metal.
tow truck
Glossary “tow truck” Definition:
Truck set up to pull other vehicles.
total runout
Glossary “total runout” Definition:
Sum of the maximum readings below and above the zero line on a dial indicator.
total travel
Glossary “total travel” Definition:
The distance the clutch pedal and release bearing move from the fully engaged position until the clutch is fully disengaged
total volume
Glossary “total volume” Definition:
Volume of space in the cylinder and combustion chamber above the piston at bottom dead center (BDC).
totaled
Glossary “totaled” Definition:
Condition of a vehicle that has been damaged beyond repair.
total pedal travel
Glossary “total pedal travel” Definition:
The complete distance a clutch pedal must move to disengage the flywheel.
Torx fastener
Glossary “Torx fastener” Definition:
A six-point fastener that is easy to grip and drive without slippage. Sometimes called a “star” fastener, this relatively new fastener is used on most late model cars in luggage racks, headlights, tail-light assemblies, mirror mountings, and exterior trim.
TOS
Glossary “TOS” Definition:
Throttle Opener System
TOT
Glossary “TOT” Definition:
Transmission Oil Temperature
total heat load
Glossary “total heat load” Definition:
Amount of heat to be removed or added, based on all conditions, during system operation.
torsional strength
Glossary “torsional strength” Definition:
The property of a material that withstands a twisting force.
torsional vibration
Glossary “torsional vibration” Definition:
1). A rotary vibration that causes a twist-untwist action on a rotating shaft. 2). Low frequency vibration that is produced by components while thay are under a twisting stain. Usually felt in the seats and floor of the vehicle and is heard as a rumbling sound. Most noticeable during steady, hard acceleration.
Torx
Glossary “Torx” Definition:
Star shaped driver used to increase torque and for recessed headed fasners.
torsional stabilizer bar
Glossary “torsional stabilizer bar” Definition:
Stabilizer bar made of spring steel reduces the body roll, thereby reducing the effect of centrifugal force when a vehicle rounds a corner. Some stabilizer bars are hollow.
torsional springs
Glossary “torsional springs” Definition:
Round, stiff coil springs placed in the driven disc to absorb the torsional disturbances between the driving flywheel and the pressure plate and the driven transmission input shaft.
torsion rods
Glossary “torsion rods” Definition:
Type of rod that when twisted, acts as a spring. Usually found attached to deck lid hinges to assisting in opening the deck lid.
torsional balance
Glossary “torsional balance” Definition:
Term used for vibration damper.