While you may have heard of a two or four-stroke engine, do you know what "stroke" means? Here's an in-depth explanation to ...

HOT ROD’s tech editor, understood the intrinsic value of the small-block Chevy to such a degree that it changed his life.

The handle of an engine’s crankshaft is called the crankpin. Encircling that crankpin is one end of the connecting rod, whose other end pivots on a steel pivot in the piston, called the wrist pin. As ...

Another update in the engine department is the wrist pin support in the connecting rod and piston, whose area has been maximized to carry more load, sacrificing some bearing area in the opposite ...