fuel injection, fuel injection system - mechanical system to inject atomized fuel directly into the cylinders of an internal-combustion engine; avoids the need for a carburetor

linkage - a mechanical system of rods or springs or pivots that transmits power or motion

force feed, force-feed lubricating system, lubricating system, pressure feed, pressure-feed lubricating system - mechanical system of lubricating internal combustion engines in which a pump forces oil into the engine bearings

assembly line, production line, line - mechanical system in a factory whereby an article is conveyed through sites at which successive operations are performed on it

suspension system, suspension - a mechanical system of springs or shock absorbers connecting the wheels and axles to the chassis of a wheeled vehicle

system - instrumentality that combines interrelated interacting artifacts designed to work as a coherent entity; "he bought a new stereo system"; "the system consists of a motor and a small computer"

ventilating system, ventilation system, ventilation - a mechanical system in a building that provides fresh air; "she was continually adjusting the ventilation"