| Also known as a release fork. The device that moves the throw out release bearing, activating the pressure plate. | |
| The eccentric on a camshaft that acts on lifters or followers in turn, other valvetrain components as the camshaft is rotated, to open the intake exhaust valves. | |
| Automatic temperature control system | |
| Flexible hoses that connect the brake lines to the chassis with the calipers or wheel cylinders, or the junction block on the solid axle. |