In our Oct. '11 issue, we added 70 hp to Project Panther using new cams and cylinder heads from Trick Flow. In the process, we raised the rpm where peak torque and horsepower occur. Since this is a ...

There are many reasons to run a high-pinion differential in a 4WD vehicle, and there are many reasons to run a Ford 9-inch axle. When used in the front of a vehicle, high-pinion differentials ...

If you think back, probably one of the first things you did when you got your license was to find the nearest parking lot or group of friends, and lay some rubber to ...

A front camera for a better view of rock crawling and a new Torsen front differential are the key changes for the 2012 Ford F-150 SVT Raptor. Those additions will help even the most extreme off-road ...

The Japanese say torque vectoring reduces steering effort. The Germans will tell you that these trick differentials increase dynamism (whatever that means). And the Americans—just now getting started ...