ZZ632 Dyno Test at Chevrolet Racing Makes Over 1,000 hp! We take a behind the scenes look at the building of a ZZ632 big-block crate engine and run it on GMs dyno.

The 632 cubic-inch big-block, the most powerful engine Chevy has ever built, is available among the automaker's ZZ crate engine lineup as the ZZ632/1000 DELUXE. Carrying Chevrolet part number ...

"The new ZZ6 is the ultimate ZZ 350-based crate engine from Chevrolet Performance," said Jim Campbell, GM U.S. vice president of Performance Vehicles and Motorsports. "After more than six decades ...