Glossary “guide pins” Definition:
Used to guide components during assembly, removed after proper alignment has been achieved.
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guide plate
Glossary “guide plate” Definition:
A metal plate on the cylinder head that keeps the push rod aligned with the rocker arm.
Gudgeon pin
Glossary “Gudgeon pin” Definition:
English term for wrist pin
guide
Glossary “guide” Definition:
1). Part used to align an assembly or another part. 2). The support for a valve stem in the head.
guide block
Glossary “guide block” Definition:
Metal or hard-rubber device used to maintain timing-chain tension.
guide coat
Glossary “guide coat” Definition:
A reference coat. The color of the topcoat is different from the color of the undercoat, and the system is used to serve as a guide coat in sanding to control sanding depth. The system aids in determining when a smooth surface has been reached.
guide insert
Glossary “guide insert” Definition:
Valve guide insert that is not an original part of the cylinder head; used to replace a worn integral valve guide.
GTAC
Glossary “GTAC” Definition:
Gas Tungsten Arc Cutting.
GTAW
Glossary “GTAW” Definition:
Gas Tungsten Arc Welding.
GTO
Glossary “GTO” Definition:
Gran Turismo Omologato.
GTW
Glossary “GTW” Definition:
Gross Trailer Weight.
guard
Glossary “guard” Definition:
A barrier, such as a shroud, that physically prevents entry of the operator’s hands or fingers into the point of operation.
GST
Glossary “GST” Definition:
Generic Scan Tool
GT
Glossary “GT” Definition:
Gran Turismo, Italian for “Grand Touring.”
growler
Glossary “growler” Definition:
Electrical tester designed to test starter and DC generator armatures.
grunt
Glossary “grunt” Definition:
Raspy sound and momentary vibration in the floor pan during acceleration or following a braking stop.
grv
Glossary “grv” Definition:
Acronym form of Groove
GSS
Glossary “GSS” Definition:
Gear Select Solenoid
group injection
Glossary “group injection” Definition:
Method of injecting fuel into the manifold areas of several cylinders of an electronic fuel-injection system at the same time, actually entering each cylinder as its intake valve is opened.
grounded
Glossary “grounded” Definition:
Connected to Earth or to some conducting body that serves in place of the Earth.