Most modern multi-valve engines have a peak volumetric efficiency of around 80 percent; which leaves plenty of room for improvement. All things equal, bringing the VE up by 10 percent should yield an ...

Multivalve engines, particularly from Japan and Western Europe, have taken the auto world by storm in the last few years. Marketing experts working on behalf of the Japanese in the U.S. have done a ...

New generations of small-blocks are generally accompanied by fanfare, ticker-tape parades, and claims of the greatest thing since Nutella hit sliced bread. But will some ignore the Gen V release as a ...

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 hunt for efficient engine valve technology can be a never-ending journey into cam timing, various combustion cycles, and lift and duration adjustments. For that reason, some companies believe ...

Your engine is composed of many moving parts and pieces. In order to move through the four stages of internal combustion, all of these bits and bobs are quite necessary. Some engines, however, take ...

March 8, 2009 Fiat Group used the Geneva Auto Show to launch a new engine technology which could ultimately be as important as the common rail diesel technology it invented 15 years ago. Dubbed ...

It's very easy to make fun of 1980s Maserati today. Its cars from this time haven't aged well, with styling that's a bit too 1980s and a reputation for less-than-stellar reliability. But at the time, ...