I've been playing with the settings on mine and it seems I'm getting the best mileage on #3 with timing on 4 (fuel economy according to directions), and the rail pressure on stock. Still messing around with the settings.
Edit: I'm running regular Revo not TNT, sorry!
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06 Mega Cab 2500 4X4 5.9L
315 BFG's, 2" lift
Last edited by jb3231 : 06-03-2008 at 11:52 PM.