The LT7 makes 1,064 horsepower and 828 pound-feet of torque in the standard ZR1, but the ZR1X adds a hybrid system contributing 186 hp and 145 lb-ft, for a total of 1,250 hp and 973 lb-ft. The ...

Former NASCAR driver Jeff Gordon went to the Bowling Green Assembly Plant in Kentucky to help build the engine of his ...

After getting your (gloved) hands dirty putting together the LT6 (Z06) or LT7 (ZR1 and ZR1X) engine for your Corvette alongside a master technician, Chevy will ensure your mark is left on your power ...

Watch NASCAR legend Jeff Gordon assemble his own LT7 engine for his 2026 Corvette ZR1X in a unique Corvette Performance Build Center experience.

This is the third and final installment of HOT ROD'S Budget Engine Buildup series, and just as in drag racing and football, we saved the best for last. This is the Top Fuel final and the Super Bowl ...

A stock-based GM 4.3L V6 shocks the dyno with 1,400 horsepower at 33 PSI, proving this twin-turbo truck engine is far stronger than expected.

This 427ci sleeper is a good reason why you don’t judge an engine by the size of its block. The art of deception plays a significant role in the hot rod world. Although most enthusiasts are ...

General Motors is staking more than a billion dollars across multiple U.S. factories on a single bet: that a completely ...

When the gearheads of the world get together to talk about the most powerful vehicles from the early muscle car era, those sporting the more notable big block engines of the day tend to take up most ...