There are many scenarios that require you to lay out hard-earned cash for a race engine. Maybe you are new to racing and starting from scratch. Maybe you are moving up a class. Maybe you ran it hotter ...
Duvernay has the highest stock output production Quad 4: the 190-hp 1991 to 1992 RPO W41. The 1993 W41 lost 10 hp due to smaller exhaust ports. Photo: Kevin Davis via Wikipedia (CC-3.0) See All 9 ...
The morphing of state-of-the-art electronics into today's performance vehicles keeps getting better all the time. And in case you're confused as to what magazine you're reading, we're not referring to ...
A single cylinder, naturally aspirated, four-stroke and camless (Otto) engine was operated in homogeneous charge compression ignition (HCCI) mode with commercial gasoline. The valve timing could be ...
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