DICTIONARY OF AUTOMOTIVE TERMS - "V"

VT

Acronym for viscous transmission

VTEC Valve system

Variable Valve Timing and Electronic Lift Control. Changes intake and exhaust valve timing and lift so that it more closely matches the engine's changing air-fuel needs. The result is maximum torque at all engine speeds and under all driving conditions.

V-ten

(V-10) An engine with ten cylinders in two rows of five cylinders with a common crankshaft and shaped in the letter V

V-ten engine

(V-10) An engine with ten cylinders in two rows of five cylinders with a common crankshaft and shaped in the letter V

V-thread

A triangular screw thread

VTV

Acronym for vacuum transmitting valve

V-twelve

(V-12) An engine with twelve cylinders in two rows of six cylinders with a common crankshaft and shaped in the letter V

V-twelve engine

(V-12) An engine with twelve cylinders in two rows of six cylinders with a common crankshaft and shaped in the letter V

V-twin

Two-cylinder engine layout in which the cylinders form a "Vt"

V-type compressor

A compressor with its pistons arranged in a V-shaped configuration

V type engine

See
V-type engine.

V-type engine

An engine in which the cylinders occur in two rows set at an angle to each other with the crankshaft running through the point of the V. The single crankshaft is turned by both banks of cylinders. The angle of displacement is generally between 60 and 90 degrees. Although the most common engines are V-8 and V-6, manufacturers have used V-4, V-12, and even V-16