Dyno Blast: Cammed and Blown Camaro SS makes 687

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Written by Patrick Rall
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Check out this wicked cammed and blown 2012 Chevrolet Camaro SS working out on the dyno with impressive results.This week"s Dyno Blast video features a 2012 Chevrolet Camaro SS stretching its legs on the rollers. This Camaro SS has a 6-speed manual transmission, so it is an LS3 model with 426 horsepower. However, the V8 in this 5th gen Chevy muscle car has a few power-adding goodies under the hood.First off, the LS3 features an “HPA Blower” custom cam, and headers, along with an Edelbrock E-Force supercharger. Immediately prior to making this run, the folks at HorsePowerAddicts added the Alcohol/Methanol injection setup. The numbers afterwards are impressive, to say the least.We can hear the Edelbrock supercharger whining from the engine bay and when the driver gets to the proper gear. As the run ends, the cameraman moves from the front of the car to the dyno screen, revealing figures of 687.17 rear wheel horsepower and 602.07lb-ft of rear wheel torque. This comes with roughly 12 pounds of boost.Assuming a conservative drivetrain loss ratio of 18%, this cammed and blown Camaro SS is making somewhere in the area of 838 horsepower at the crankshaft an improvement of better than 400 horsepower with the cam, headers, blower and meth kit. Those are some solid numbers which likely make this a pretty stout car on the open road, but this cammed and blown LS3 also sounds great so crank up your speakers and enjoy!

Date written: March 29, 2017

More of this article on the LS1 Tech website

ID: 7243
 
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