We love ourselves a good oddball engine, and tiny, scrappy Mazda certainly must be responsible for more such engine concept patents per market-capitalization dollar than any other. We just discovered ...

You're probably familiar with the standard combustion process that powers most cars, but some engines use a more efficient ...

October 3, 2005 It has been a sudden realisation - the world is running out of oil and the laws of supply and demand are set to make petrol prohibitively expensive in the very near future. Sonex ...

Low- And High-Compression Fuel Economy Engines: The Techniques Are About The Same, But The Approach To Each Is Somewhat Different. A.Most stock cylinder heads have factory-cut undercuts of the type ...

Beta revealed its fresh 250RR motorcycle that is equipped with the new 2 stroke engine. The Beta 250 RR has many common features with its other siblings, in fact it shares the same swingarm, wheels, ...