Dyno-Shaft On-Vehicle Dynamometer (Pro Series)

[ctrlraven]

http://www.aemelectronics.com/dyno-shaft-on-vehicle-dyno-73/dyno-shaft-on-vehicle-dynamometer-pro-series-75/

[Odinson]

BTW the dashdaq will do less accurate but still useful HP and TQ calculations on the fly. It's also half the price. Seems pretty accurate.

Weird thing is hard braking will produce -800+ hp.