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 ...

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 ...

Powering the 350 RX is a liquid-cooled two-stroke 352cc single-cylinder engine fed by a Keihin PWK 38mm carburetor. It fires to life via electric start and is equipped with a five-speed transmission.

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 ...