The two-stroke gasoline engine was once a marvel of engineering, offering up huge doses of power in small and lightweight packages. Unfortunately, gas two-strokes also burn oil by design, making them ...

Automotive giant General Motors has filed patents for a two-stroke engine of the type whose excess emissions took it off the road decades ago as a technology seen as having no future.The patent is for ...

Anyone who appreciates simplicity of design and efficiency of operation has to like small two-stroke-cycle engines that power construction tools such as cut-off saws, rammers and breakers. Producing ...

February 2, 2006 UK-based RCV Engines is best known globally for its range of model aircraft engines but the unveiling yesterday of a prototype 125cc Rotating Cylinder Valve (RCV) scooter engine could ...

The Tahoe Regional Planning Agency’s governing board recommended a ban from Lake Tahoe on all old-technology two-cycle engines by 1999 late Wednesday, but will prepare an ordinance and discuss it at ...

An Australian-designed clean two-stroke motorcycle engine could soon become a reality after attracting the interest of a Melbourne-based investor group. Sydney-Based inventor Basil van Rooyen says his ...

Years ago, the choice was clear: When it came to 2 stroke vs 4 stroke outboard motors, 2 stroke won every time. Two stroke motors offered a better power-to-weight ratio, were cheaper to manufacture, ...