Howard Kelly Rejoins S&S Cycle as Senior Director of Marketing Howard Kelly has returned to S&S Cycle as the senior director ...

Good things come in small packages holds true for motorcycle engines as well. Here are five single-cylinder bike engines with ...

It’s an Open Source Two-Stroke Diesel Engine that’s easy for anyone to build and has minimal moving parts. [Shane]’s engine is based on the Junkers Jumo 205 motor, a highly successful ...

Thankfully, the genius minds at Porsche seem to have found a way to keep the internal combustion engine firing on all ...

Felix Wankel’s engine was conceived during a dream ... Piston powered engines, chiefly the Otto and Diesel cycle, are current kings of the internal combustion mountain. Piston powered engines ...

Posrche’s six-stroke engine design adds some complexity to what we’d typically see in a standard a four-stroke engine setup.

it's doing something different each time. Read on to find out why we count strokes. A four-stroke engine uses four motions of a piston to complete one cycle of combustion. The first stroke of a ...

The Atkinson cycle engine is nothing new, as the man it’s named after, James Atkinson, died in 1914. His name lives on, however, attached to this more efficient engine design. Read on to find ...

We've seen some mad Hayabusa custom bikes over the years, but this one's right out of the box. It ditches the original engine for a massive two-stroke V6, but Meggatech Projects plans to make it look ...

IN a paper on Carnot's Cycle and the Efficiency of Heat Engines, reported in NATURE, August 29, Dr. J. S. Haldane comes to the astonishing conclusion that “the Carnot cycle is radically in ...

Both Mike Braun and Jennifer McCormick have spent seven figures on advertising this cycle, having gotten on the airwaves ...