The pushrod engine is literally a century-old design, giving way to more modern turbocharged ones. But pushrods can still ...

The last "one" was always prettier than those old images portray and faster than those old, yellowed time slips proclaim. Such is often the case with our "special" memories, which have been altered ...

When you think about it, everything in the valvetrain between the camshaft and the valve is little more than a high-tech telephone line. All the parts and pieces-the springs, the retainers, the ...

Pushrod engines typically use two valves per cylinder, and as a result this engine style is often mocked when used in modern vehicles. Fewer, larger valves results in more reciprocating mass which can ...

Aircraft engines experienced various failures of pushrods and rocker arms, including breakage, bending, and abnormal or excessive wear. Common underlying causes included lubrication issues such as oil ...