An internal combustion engine, at its core, is similar to a giant air pump. To produce power, it sucks in fresh air and fuel, compresses that mixture, and then explodes it, before expelling the burnt ...

There are certain engine technologies that seem to make a lot of sense, until you scratch beneath the surface just a little. Desmodromic valvetrains are one such technology. To be fair, this is more ...

Harry has been writing and talking about motorcycles for 15 years, although he's been riding them for 45 years! After a long career in music, he turned his hand to writing and television work, ...

Valve overlap—that crucial interval when both the intake and exhaust valves are open, expressed in degrees of crankshaft rotation—is typically a fixed parameter and always a compromise. For example, ...

Ducati may have now joined the Japanese manufacturers in building a twin-spar aluminium frame for its MotoGP prototype, but the factory's trademark Desmodromic valve system will not be sacrificed.

Ducati revved up manufacturing efficiencies on its unique high-revving Desmodromic engines by turning to automated laser tool monitoring. Renishaw NC4 laser tool checkers were installed on two Stama ...

The problem is as old as the internal combustion engine itself: Static valve timing is always a compromise. Figures that produce good power at lower engine speeds aren't ideal for higher-rpm operation ...

A new generation of Testastretta engines will use new variable valve timing, which Ducati calls Desmodromic Valve Timing. Multistrada 1200 likely to be the first bike to be equipped with this ...

Add Yahoo as a preferred source to see more of our stories on Google. An internal combustion engine, at its core, is similar to a giant air pump. To produce power, it sucks in fresh air and fuel, ...

A Ducati Panigale 899 in red parked on a twisty road, front 3/4 view - Navapon_plodprong/Getty Images There are certain engine technologies that seem to make a lot of sense, until you scratch beneath ...