This story was originally published online December 14, 2017, and has been edited and reformatted by Tim Bernsau. Building a hot rod means working all the angles, and there are plenty of angles to ...

Pinion Angle We'll now open one of our favorite cans of worms, as whichever expert you consult will give you a different answer, depending on their particular automotive area of expertise. The pinion ...

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 ...

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 ...