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Crankcase Ventilation

A tube or vent that allows excessive crankcase pressure to escape.

Cranking Circuit

The starting motor and its associated circuit, including battery, relay (solenoid), ignition switch, neutral safety switch, cables, and wires.

Cranking Motor

A special high-torque electric motor designed for the purpose of cranking the engine for starting.

Cranking Retard Module

Ignition module which frachers a circuit that retards the ignition timing up to 18 degrees

Crankshaft

1. A revolving part mounted in the lower portion of the engine block. 2. That part of a reciprocating compressor on which the wobble plate or connecting rods are attached.

Crankshaft

A shaft that runs the length of an engine and converts the up-and-down motion of the pistons and connecting rods (during the combustion cycle) into rotary motion that spins the transmission and, ultimately, the vehicle's drive wheels.

Crankshaft Arm

A connector between the two rod journals and the main bearing on the crankshaft.

Crankshaft Counterbalance

A term used for crankcase counterweight.

Crankshaft Counterweight

A weight that is cast opposite each offset connecting-rod journal, to provide the necessary balance.

Crankshaft End-play

A specified crankshaft endwise motion controlled by side flanges on one of the main bearings.

Crankshaft Gear

A gear or sprocket found on the front end of the crankshaft that is used, directly or indirectly, to drive the camshaft.

Crankshaft Main Journal

That part of the crankshaft, ground around and polished smooth, around which the closely-fitted main bearings surround the journals and support the crankshaft.

Crankshaft Oil Passage

Holes drilled through the crankshaft to permit oil to flow from the main bearings to the connecting-rod bearings.

Crankshaft Position Sensor

Mounted immediately in front of the cylinder block and aligned with the crankshaft pulse ring

Crankshaft Pulley

A pulley fitting on the front of the crankshaft.

Crankshaft Seal

1. A rubber-like seal around an engine crankshaft to prevent the leakage of oil. 2. A rubber-like and/or ceramic seal surrounding the compressor crankshaft to prevent the leakage of oil and/or refrigerant.

Crankshaft Throw

One crankpin with two webs.

Crankshaft Thrust Collar

A disc-shaped, machined surface between the main bearing and the two rod journals on the crankshaft.

Crash

A serious computer failure.

Crash Box

A manual transmission with straight-cut, non-synchromesh gears.