Titleist’s Pro V1 and Pro V1x are the gold-standard in the equipment manufacturer’s golf ball portfolio. But for the golfer who wanted something at a more budget-friendly price point, Titleist’s DT ...

The Wilson Duo has been setting the standard for low-compression two-piece balls since its first full year on the market five years ago, but the challenge always has been how to make something soft ...

Low- And High-Compression Fuel Economy Engines: The Techniques Are About The Same, But The Approach To Each Is Somewhat Different. A.Most stock cylinder heads have factory-cut undercuts of the type ...

While some in the golf ball business have pursued the lowest compression measurements possible, the engineers at Titleist say they’re pursuing it only to a point. That point goes only as low as ...

Want to know how healthy or unhealthy your engine really is? Get yourself a compression tester and find out. Despite how complex many modern vehicles are, you can do many common repair and maintenance ...

Compression: An automotive term used by everybody, forever. Let's get into some detail and maybe develop a better understanding. Pressure, and more pressure: It's a must-have to produce power within ...

In our previous adventures with Mods for Mods, we subjected our '98 4.6 two-valve GT motor (supplied by Mustang Parts Specialties) to all manners of abuse. The early short-block went through cams, ...

Nissan’s variable-compression turbo (VC-Turbo) is a unique engine capable of variable compression adjustment. Unlike traditional engines, which have a fixed compression ratio, the VC-Turbo engine ...

At least 150hp of a Pro Stock engine is due to the use of ultra high compression ratios (CR) of 16:1--or more. 110 octane race fuels make this possible, but don't be fooled into thinking that the use ...