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 ...

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 ...

Yamaha is known for making great engines across several different platforms, with a solid brand cachet among motorcyclists, boating enthusiasts, and even involvement in Formula 1 engine production.

Suck. Squeeze. Bang. Blow. There’s no joke to be made there—you’re looking at the DNA of the four-stroke internal combustion engine, virtually unchanged since Dr. Nikolaus Otto first built it in ...

Does your engine need a valve adjustment? It depends on the age, condition and brand of vehicle you’re driving. Due to the popularization of roller-follower valve train designs that reduce friction ...

There is so much going on with internal combustion engines (ICEs) these days, it can give you a headache just reading about them. That's why we do the research for you and then cram it into bite-size ...