Sixstroke Engine Developments
The Sixstroke Engine has extraordinary qualities. Capable of producing enormormous torque at low RPM or screeching peak power far greater than an equivalent poppet valved four-stroke, the development of Malcolme Beare's Sixstroke Engine is back on track.

News
Malcom Beare's Sixstroke Engine is back on track after a long court battle.
Sixstroke.com