[Crazyotter]

Originally Posted by HerbDean

Keep in mind that you want to perform dyno pulls in a gear closest to a 1:1 ratio. This prevents the gearing from impacting the results. This dyno plot is a good example. This car did not have an additional 10-15 horsepower in 6th; rather, a mechanical influence on the final numbers is reflected in the delta from 5th. Beautiful car nonetheless.

Ahh ok. That’s the pull I was curious about. Thank you for explaining.
Also, based off the Car and Driver article I read about HP differences via 91 vs 93 octane, would you say that this car would have an additional 10-15hp with 93?
They tested an M5 that showed a 13hp gain at the wheels from 93.