The ZR1 LT7 Math
Credit::Jason Fenske – Engineering Explained In 2025, the Corvette world buzzed with debates over two incredible engines for the Z06 and ZR1. Both were built for speed but with distinct personalities. The Z06’s naturally aspirated 5.5L flat-plane crank V8, known as the LT6, delivered 670 horsepower and screamed to an 8,600 RPM redline. It was all about precision and control, perfect for purists who loved a high-revving machine. Then came the ZR1, packing the twin-turbocharged LT7 engine. With over 1,064 horsepower, it turned the Z06’s finesse into pure, unrelenting force.…
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