Glossary “GY” Definition:
Grey
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gyrolock fittings
Glossary “gyrolock fittings” Definition:
Used to connect high pressure fuel lines to other fuel system components used in bi-fuel vehicles.
gusset
Glossary “gusset” Definition:
Triangular piece of metal used to add strength to a corner.
GVW
Glossary “GVW” Definition:
Gross Vehicle Weight
GVWR
Glossary “GVWR” Definition:
Gross Vehicle Weight Rating. Total weight of a vehicle plus its maximum rated payload.
gurgle method
Glossary “gurgle method” Definition:
Method of adding refrigerant from small cans to a system without running the engine.
gun angle
Glossary “gun angle” Definition:
Consists of two different angles; the angle of the gun to the work piece, and the angle of direction of travel.
gun arching
Glossary “gun arching” Definition:
Uneven film thickness, paint runs, excessive overspray, dry spray and orange peel caused by not moving the spray gun parallel with the surface.
gun body
Glossary “gun body” Definition:
The part of the spray gun that houses the parts that meter air and liquid. It also hold the spray pattern adjustment valve, air cap, fluid tip, trigger. And related parts of the spray gun.
gun drilled oil holes
Glossary “gun drilled oil holes” Definition:
Holes that are drilled to allow oil to be fed to the piston pin.
gun heeling
Glossary “gun heeling” Definition:
Uneven film thickness, excessive overspray. Dry spray and orange peel caused by allowing the spray gun to tilt, and not remain parallel to the surface.
gullwing
Glossary “gullwing” Definition:
A coupe-body style with the doors hinged so they open upward.
gulp valve
Glossary “gulp valve” Definition:
Valve that opens in an air-injection system to admit extra air into the intake manifold upon deceleration, thus “leaning out” the mixture to prevent backfiring.
gum
Glossary “gum” Definition:
Residue that remains when gasoline is allowed to sit for a period of time.
guide rail
Glossary “guide rail” Definition:
Device that keeps the timing chain aligned and in the correct position.
guide seal
Glossary “guide seal” Definition:
Seal that prevents oil from being drawn into the valve guide.
guide shoe
Glossary “guide shoe” Definition:
Device used to maintain tension on the timing chain of an overhead-cam engine.
guide sleeve
Glossary “guide sleeve” Definition:
Tubular sleeve that is placed on a connecting rod bolt when it is removed or installed, to prevent the bolt threads from scratching the crank pin.
guide mounted seal
Glossary “guide mounted seal” Definition:
Seal that mounts directly onto the valve guide.
guide pins
Glossary “guide pins” Definition:
Used to guide components during assembly, removed after proper alignment has been achieved.