v8fiero.com - Dyno Pull 4.6L L37 Northstar V8

Dyno pull at the Fiero 40th in Pontiac, MI on 7/15/2023. Engine is a freshly rebuilt L37 4.6L Northstar V8 out of a 1996 Cadillac Seville. Transmission 4T80E with 3.71:1 final drive. Installed in a 1988 Pontiac Fiero. Considering driveline losses, the result of 231.87 HP is right in line with the factory rating of 300 HP at the crank. Dynojet opportunity courtesy of RhinoDyno.

[@w41duvernay]

love the STS rims on this build.

[@fieroboy_8622]

she sounds good

[@76629online]

I bet thats fun to drive

[@Slowv8Fiero]

Any more vids of others from that day?

[@v8fiero360]

Yes, I'll be uploading footage from the event. Thanks for asking!

[@kennethrine8171]

WOW that's amazing. Did you find out how much torque it made

[@kennethrine8171]

WOW sounds sooooo GREAT 👍

[@gortopuw]

Does it have straight cut gear? Cuz i hear the sound that similar to whine sound

[@donbehatin]

that's the dyno making that noise