Thread: No carbs here!
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Old Sat, August 29th, 2009, 05:11 PM
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Here's a dyno sheet of the previous TBI 460 and C6 transmission. It took a few runs to get the AFR dialed in, but we finally got it around 12.5:1 for the entire run.

Specs:

460
C6
8.5:1 compression
Stock cam (circa 1972)
Full length headers
Dual 3" exhaust into 2 Dynomax mufflers then merged into single 3"

In case you're wondering, the numbers listed on the left hand side of the dyno sheet were what my friends Eric and Phil and I guessed the rear wheel numbers would be before we started spinning the rollers. As you can see, I was way off.
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Tuning, flashing, burning chips, and repairing all aspects of 7.3L Powerstrokes.
SEVEN 7.3L-powered vehicles in the driveway. Two didn't come that way from the factory!

Last edited by cleatus12r; Wed, July 7th, 2010 at 08:08 PM.
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