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Injector

1. The tube or nozzle through which fuel is injected into the intake airstream of the combustion chamber. 2. A term used for fuel injector.

Injector Bobbin

[1] A small plastic device the injector windings are mounted on.

Injector Body

The housing for a fuel-injection system.

Injector Fuel

The fuel that is stored inside the injector prior to use.

Injector Tube

The copper or brass tube used in diesel cylinder heads to col fuel injectors and seal combustion pressures.

Inlet

A synonym for intake.

Innards

The internal parts of an assembly.

Inner Liner

A synthetic, gum-rubber layer molded to the inner surface of a tire for sealing purposes.

Inner Shaft

A shaft upon which the inner end of the upper control arm pivots in a front suspension system.

Inner Tube

An inflatable rubber bladder mounted inside some tires to contain the air.

Inner-cam Clutch

A one-way roller clutch that has the cam profile surfaces on the inner element.

Input

An electrical signal that the PCM uses to calculate current engine condition.

Input Member

The drive member of a planetary gearset.

Input Retarder

A paddle-wheel-type unit located between the torque converter housing and the main housing in the retarder housing; primarily for over-the-road operations.

Input Shaft

The transmission shaft that receives power from the engine.

Input-voltage

The voltage level from any sensors to the computer that represents the current sensor condition.

Insert Valve Guides

Replaceable valve guides.

Insert Valve Seats

Replaceable valve seats.

Inside Diameter (i.d.)

The diameter of the inner walls of a pipe or tube.

Inside-Vehicle Lubrication Services

Work performed inside the vehicle during a chassis lubrication such as changing the mileage sticker, lubricating the ignition-lock cylinder and the glove-compartment hinges and lock, and inspecting safety-related items.