Building a hot rod means working all the angles, and there are plenty of angles to work. One of the more important angles is the angle between your transmission output shaft (which is the same as the ...

During one of our never-ending technical discussions, Jim Grubbs at Jim Grubbs Motorsports (JGM) suggested that we take a look at the flow difference between 30- and 45-degree valve seats. While ...

Stock is not a word used very often in the performance industry. LS engine swaps, transmission changes, beefy rear axles, major suspension mods, and ride height modifications are all part of this ...

Welcome to Play Smart, a game-improvement column that drops every Monday, Wednesday and Friday from Game Improvement Editor Luke Kerr-Dineen to help raise your golf IQ and play smarter, better golf.

Have you recently had your 4x4 lifted and are suffering from a harmonic oscillation that can both be felt and heard? Have you rebalanced your tires or swapped in newly balanced driveshafts only to ...

Welcome to another edition of the Fully Equipped mailbag, sponsored by Cleveland/Srixon Golf, an interactive GOLF.com series in which we field your hard-hitting gear questions. I’m new to the game and ...

** When you buy products through the links on our site, we may earn a commission that supports NRA's mission to protect, preserve and defend the Second Amendment. ** We’re currently experiencing what ...

An angle grinder is one of the most widely-used power tools, in part because it’s fun to use and in part because it’s so effective at removing material. Unfortunately, among power tools, it’s also ...