Sometimes gaining knowledge about "why" or "how" certain engine modifications work can lead to a clearer understanding about related changes that can also be helpful. For example, I benefitted a ...

CheapInsurance.com reports that five motorcycle modifications, including performance enhancements, can void insurance ...

When reviewing the specs of the '96-'98 4.6 Two-Valve motor offered in the Mustang GT, it's easy to dismiss the original mod motor as nothing more than a stopgap replacement for the legendary 5.0. As ...

Ford introduced the EcoBoost engine for the 2010 model year, and while the idea of a turbocharged engine and direct injection fuel delivery was not new, it brought a breath of fresh air to the scene.

AN expert car mechanic has warned drivers about a popular motor modification that could damage your vehicle and lead to a huge repair bill. Scotty Kilmer, who has been fixing vehicles for more than ...

This is the third and final installment of HOT ROD'S Budget Engine Buildup series, and just as in drag racing and football, we saved the best for last. This is the Top Fuel final and the Super Bowl ...

Erik Jones and his Legacy Motor Club team have been slapped with penalties from NASCAR for illegal modifications on their vehicle. NASCAR found that Jones’ team had modified the greenhouse, the area ...

NASA has signed a $16.8 million contract modification to space shuttle main engine manufacturer Pratt & Whitney Rocketdyne Inc. of Canoga Park, Calif., to incorporate an employee retention plan ...

Diesel trucks are the hot rods of the 21st Century. Thirty years ago, our fathers and grandfathers were toying with carbureted V-8 engines. Back then, guys would be heroes if they could get 350 hp out ...

WASHINGTON — NASA has signed a $60.3 million contract modification to space shuttle main engine manufacturer Pratt & Whitney Rocketdyne Inc. of Canoga Park, Calif., to provide continued space shuttle ...