An axle hub arrangement with one bearing mounted in a hub on the axle casing. Although the load is carried mainly by the hub there are shear and bending forces applied to the axle shaft.

A dual bed catalytic converter with one stage coated with platinum and palladium and the other with platinum and rhodium. Converts HC (Hydrocarbons) and CO (Carbon Monoxide) to H (Hydrogen) and CO2 (Carbon Dioxide); and NOX (Nitrogen Oxides) to N (Nitrogen) and O (Oxygen).

A triangular shape cam.

The engine speed control mechanism operated by the driver.

A simple unit containing a throttle butterfly. Use as part of an injection system.

A petrol fuel injection system using a single point injector in a throttle body in the inlet air supply and positioned on top of the inlet manifold. Also single point injection (SPI).

The restrictor (plate) in the air intake of petrol injection ducts or carburettors.

The restrictor (butterfly) in the air intake of petrol injection ducts or carburettors.

Sensor for throttle position information to engine management system.

A variable resistor that is moved with the throttle to allow position of the throttle to be sensed.