Last week, the car internet was lit ablaze by a patent from Porsche that depicted a design for a W-shaped, turbocharged, ...

From Street Stock to Winston Cup, the three most important areas for engine performance improvements are cylinder heads, valvetrains, and intake manifolds. In particular, cylinder heads affect most ...

The performance parts specialists at Mopar will put the 1,000-horsepower “Hellephant” crate engine into production by the end of 2019 despite delays reportedly caused by reliability concerns. A sequel ...

I'm in the process of building a 348 Chevy stroker [W-series early big-block] engine with a 4-inch stroke crankshaft, 6.135-inch [center-to-center] H-beam stroker rods, a 0.030-inch overbore, and a 10 ...

Imagine a letter showing up in your mailbox from the company that made your car, requesting you to bring it in for a crucial engine component replacement. That might sound a bit strange, but it’s ...

Nearly everyone has heard the words “head gasket” at some point in their life, but nowhere near that many people actually know what one is or what it does. The head gasket is a seal that lives between ...

As Ram touts a refreshed HEMI engine for 2026 and Dodge makes HEMIs stock for all 2026 Durangos, we dived into the history of ...

In the past installments of Project X-Rated, we worked on our chassis and did an overview of the transmission buildup. Although our racecar is rolling around the shop, it still needs some more work to ...

Pratt & Whitney has appointed Carroll Lane as the president of its commercial engines business. He succeeds Christopher Calio, who had been at the helm of the unit since January 2017. Calio was in ...

Toyota Motor North America said Tuesday it will invest $383 million across four plants in the United States to prepare for what appears to be a new four-cylinder engine variant for traditional and ...