Glossary “single plane manifold” Definition:
Intake manifold having a single plenum between the carburetor and intake ports.

Glossary “single wire circuit” Definition:
A circuit using a single wire that relies on the metal structures of the vehicle, such as the frame or body, as a ground.

Glossary “single wrap” Definition:
A transmission brake band with a circular steel strap that is lined internally with friction material.

Glossary “single board engine controller (SBEC)” Definition:
A single microprocessor used to control engine functions.

Glossary “single pivot control arm” Definition:
Term used for control arm.

Glossary “single plane crankshaft” Definition:
Crankshaft having throws on the opposite side of the same plane, at 180 degrees.

Glossary “single reduction axle” Definition:
An axle assembly that has but one gear reduction through its differential carrier assembly.

Glossary “single sided plastic welds” Definition:
Type of weld used when the part cannot be removed from the vehicle.

Glossary “single stage topcoat” Definition:
The colorcoat is of a single film construction, althrough, it is applied in more than one coat. The film thickness of single-stage colorcoats is about 2 mils.

Glossary “single sweep” Definition:
A trigger mode to display one triggered screen of a signal and then stop.

Glossary “single rear wheels (SRW)” Definition:
Single wheels on either side of the drive axle of a rear-drive vehicle.

Glossary “single pass” Definition:
Term applicable to a refrigerant recovery unit that removes refrigerant from the air conditioner and passes it through only one time on its way to the recovery cylinder.

Glossary “single plane manifold” Definition:
When each of a manifold’s barrels serve all of the engine’s cylinders.

Glossary “single pull method” Definition:
Method that uses only one pulling chain, it works well with minor damage on one part.

Glossary “single overhead camshaft engine” Definition:
An engine having a single camshaft mounted over each cylinder head.

Glossary “single coat” Definition:
Spray painting once over a surface, with each spray pattern pass overlapping the previous pass by 50 %.

Glossary “single exhaust system” Definition:
When there is only one tailpipe at the rear of the vehicle.

Glossary “single grade” Definition:
Oil that has been tested at only one temperature, and so has only one viscosity number.

Glossary “single leaf spring” Definition:
A spring having one leaf that may be tapered thinner and wider toward the ends, allowing a variable flexing rate.

Glossary “single overhead camshaft (SOHC)” Definition:
Engine having one overhead camshaft per cylinder head..