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#22 (permalink)

02-28-2006, 10:07 AM

CJ428CJ

CC Member

Join Date: Dec 2000

Location: Livermore, CA

Cobra Make, Engine: ERA #629, BBM Side Oiler Block, 482ci, Richmond 5 speed

Posts: 853

Not Ranked

I put together a little table to compare the results I got off of the chassis dyno vs what DynoSim predicted for my 428. Roughly an 18% loss on average. Columns left to right are RPM, chassis dyno RWHP, DynoSim RWHP, % loss, chassis dyno torque, DynoSim torque, % loss.

2000 108 179 40% 283 470 40%
2500 172 223 23% 362 469 23%
3000 230 268 14% 402 469 14%
3500 276 333 17% 414 500 17%
4000 318 386 18% 418 507 18%
4500 350 427 18% 408 498 18%
5000 368 454 19% 385 477 19%
5500 372 461 19% 356 440 19%

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