Few vehicle modifications have as major an impact as changing gear ratios, and it's because your car's gear ratio directly translates to how it delivers power. Think about it: The gear ratio, or how ...

To make this gear ratio comparison possible, we used a car equipped with a 9-inch Ford housing and had Drivetrain Warehouse set up three centersections with 3.00, 3.50 and 4.11 gearsets. We also used ...

Building your 4x4 can be one of the most enjoyable and rewarding adventures that you will ever take. While we understand that not everyone is a master fabricator, simply getting to know the basics of ...

Optional axle ratios can tailor pickup truck power and efficiency to suit your needs as long as the gearing keeps the engine in its torque sweet spot. Often overlooked, optional gear ratios play a key ...

As we marched into the era of electronically controlled transmissions, the debate was no different in the olden days when trying to decide between a Turbo 350 and Turbo 400. The TH350 is lighter and ...