2019 Corvette ZR1 Hennessey Performance
The 2019 Chevrolet Corvette ZR1 is already touted as the most powerful factory-built road car from General Motors, ever, delivering 755 horsepower and 715lb-ft of torque, but Hennessey Performance has released a tuning packages that takes things to a whole new level. To be more specific, their HPE1200 package replaces the factory 6.2L engine block with a 7.0L unit, complete with aluminum pistons, forged steel connecting rods, a forged stroker crank, custom camshaft, ported LT5 cylinder heads, long tube headers, a full high performance exhaust system with catalytic convertors and HPE’s “high flow supercharger system”. All of these upgrades boost power output to 1,200 horsepower and 1,066lb-ft of torque at the crankshaft, good for a 0-60 mph time of just 2.2 seconds. Read more for a video of it on the dyno and additional information.

As you can see the video above, this particular model pumps out 1,139 horsepower at the rear wheels and 994 pound-feet (1,348 Nm) of torque, running on E85 gasoline at 24 psi boost pressure. Should you decide to install this package on your own 2019 Corvette ZR1, you’ll be happy to know that it’s covered by a 1-year/12,000-mile limited warranty, capable of running on 93-octane Shell V-Power gasoline.


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