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The new CK-4 diesel oil specification prompted Ford Motor Co. to issue a technical service bulletin warning Ford owners not to use it in their 6.7-liter diesel engines. The CK-4 diesel […]

The manual transmission is still the preferred gear-changing option for many high performance enthusiasts. For some, though, the manual tranny remains a mystery. And even for seasoned stick shift drivers, […]

There are several differences between wheel spacers and wheel adapters, and one may be better than the other for your specific vehicle. This latest video featuring Summit Racing tech adviser Carl […]

From installation of the brackets, door rails and insert panels, through bolting on windows, snow-load bows and the adjustable soft top components, this instructional video will show you each and […]

FiTech Fuel Injection makes more than just EFI throttle bodies, and company officials showcased some of those new FiTech products for 2017 at the SEMA Show in November, including the […]

No matter what your reason for wanting to swap your ring and pinion gears, there are some basic — but critical — things to note, understand, and prepare for before tackling […]

The Jeep Wrangler is one of the most upgraded and accessorized vehicles on the planet. If you’ve made aftermarket upgrades to your Wrangler, we’re guessing you’ll want to take full […]

Check out the latest overdrive pulleys released by ATI Performance Products by watching the video below. ATI released 5-, 10-, 15- and 20-percent overdrive pulleys for the GM LT4 (the […]

Edelbrock continues to unleash new E-Force Superchargers for a growing and diversifying list of applications, and used the 2016 SEMA Show to introduce new kits for V8 Mustang and HEMI […]

Chuckles Garage in Santa Rosa, CA built its 1,200-horsepower, Cummins-powered 1949 Ford F-100 pickup for multiple purposes. The truck, aptly named “Old Smokey,” is designed for land speed racing, road racing, […]