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 ...

The phone call to the Tremec tech line went something like this: "Yea, I just bought your Magnum six-speed and put it in my car. The overdrive is great, I love it but now I've got a vibration that ...

Degree, travel, and constant velocity might sound more like physics homework than 4x4 jargon, but don't be confused, for it's all basic terminology associated with your vehicles driveshaft.

One of the most common causes of torsional vibrations has to do with driveline angles between the transmission and front and rear drive axles. Since your drive axles may be a long way from the engine ...

Driveshafts do a big job in our Fords, Mercs, and Lincolns. They take a powertrain's rotary motion and carry it to the differential and drive axles. This is not an easy task. Not only must a ...