A metal rod connecting the valve lifter or camshaft with the valve rocker arm on overhead-valve engines. RACK-AND-PINION STEERING A steering system having a pinion gear at the lower end of the steering column that engages a rack or a toothed rod that connects to the wheel steering arms.
A rod that is moved up and down by the rotary motion of the camshaft and operates the rocker arms in an OHV engine. uarter light - A triangular window mounted in front or behind the main front or rear windows, usually in the front door, or behind the rear door.
A general term for any rod that transfers force in compression. In a valvetrain, pushrods are used to transfer reciprocating motion from the cam followers to a more distant part of a valvetrain, typically the rocker arms.