New race engines are like newborn babies -- you are excited to bring them both home for the first time, they both cost a lot more than you expect, and both require special care and feeding at first to ...

Aerojet Rocketdyne, an L3Harris Technologies Company, is helping install four of its RS-25 liquid-propellant rocket engines in NASA’s second Space Launch System (SLS) core stage at the agency’s ...

These videos document key steps in a hands-on automotive rebuild and upgrade series, featuring a real-time Pontiac V8 engine installation with no editing shortcuts, followed by an in-depth look at the ...

We recently had a chance to crawl all over a new ride to the Chevy High Performance stable, an LS-powered 1966 Chevelle SS clone, owned by our own associate publisher, John Barkley. The basics include ...