One of the keys to any engine development program, from Winston Cup to the Saturday- night racer, is the ability to effectively evaluate changes to the engine. The goal of any engine development ...

Horiba has been granted a patent for a method of testing an engine in a vehicle. The method involves cooling a driveline component using a separate bath, adjusting the component’s temperature to a ...

You almost certainly know the horsepower rating or displacement of your boat’s engine. But some marine-engine manufacturers have begun marketing torque over horsepower. In a break from standard ...

A very good friend of mine, noted engine guru, and PHR contributor David Vizard, was once being queried about some aspect of engine theory. The interesting part of the exchange was when the fellow ...

In the current market, it is common to see new diesel trucks putting out over 1,000 lb-ft of torque from the factory. That's just in the consumer space. When it comes to heavy-duty industrial ...

A small company showcased an intriguing ICE design during this year’s SEMA Show, featuring a two-piece connecting rod instead of the usual single-piece rod. According to their data, this on its own ...