We put both engines on the dyno to see which made more horsepower and torque. It didn’t go as planned. Over the past year, we assembled two very mild small-blocks aimed at the typical hot-rodder ...

Featuring Screamin’ Eagle Extreme CNC-ported cylinder heads, an SE8-517 high-lift cam, new high-compression forged pistons, a high-performance cam bearing, high-performance tappets, patent-protected 4 ...

The Corvette ZR1’s 5.5-liter LT7 twin-turbo V8 may actually produce nearly 1,200 hp. If the ZR1’s engine delivers that much power, the ZR1X could reach up to 1,350 hp. According to Chevrolet, the new ...

Fox body Ford Mustangs. Many people love them, some hate them, but wherever you stand, there's no denying it became a definitive 1980s automotive icon. Forty years ago, if you drove a 5.0 Mustang you ...

A dyno test showed dangerously low oil levels can produce a 10 percent horsepower bump in an LS V8—for one run, at least. It’s Sunday, Sunday, Sunday, and do I have an offer for you! No, it’s not ...

We’ve all been there, right? There’s a modified sports car on Bring a Trailer. It’s supercharged, lowered, and on the right wheels, plus there are the words “dyno verified” in the listing. That gets a ...

If you want to dyno test your tuner car, you can probably find a couple of good facilities in any nearby major city. If you want to do similar testing at a smaller scale, though, you might find it’s ...