Direct Connection’s Hellephant A30 426 crate HEMI is on sale. Factory-rated 1,000 hp and 950 lb-ft at $34,995 MSRP.

We got our 482-inch Ford FE finished up and on the dyno where it promptly blew our minds by cranking out 700 hp and 640 lb-ft of torque. Evidently these new heads from Trick Flow really work! In our ...

It’s Dyno Day for the legendary ARDUN heads — but how much horsepower do they really add? In this video, we put these iconic ...

Athletes can measure the performance of their heart and lungs on a treadmill, but testing the motor efficiency and emissions of a skid loader requires a much bigger setup. Iowa State University's ...