In my 35-plus years of working on cars, I have encountered nearly every frustrating troubleshooting problem in the book. Part of the issue stems from my affinity for old Jeeps and classic cars, which ...

The last time we had this 470-inch Mopar big block on the dyno, it made 751 hp with Trick Flow heads and a dry sump oiling system. The dry sump setup that we used for those tests worked great, but it ...

Alliant Techsystems recently demonstrated a critical capability of its liquid oxygen (LOX)/Methane rocket engine by igniting it in a vacuum chamber. The successful ignition test was designed to ...

"Kickdown" and "TV" cables aren't really the same thing. Let's take it from the top: Many old-school automatic transmissions use both a governor and a vacuum modulator to help regulate automatic shift ...

Freelance writer Amanda C. Kooser covers gadgets and tech news with a twist for CNET. When not wallowing in weird gear and iPad apps for cats, she can be found tinkering with her 1956 DeSoto. SpaceX ...

You just put your new crate engine together and your adrenaline is pumping. Pump the throttle, turn the key, and… the thing runs like a total dog. It idles fine, but as soon as you step on the ...

SpaceX has posted a dramatic video of the first firing of its Raptor vacuum engine integrated onto a Starship prototype. Starship is a reusable launch system being developed by Elon Musk's company to ...