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Thread: 2012 Chrysler 300 SRT8 - Whipple 2.9L COMP HRT2

  1. #1
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    2012 Chrysler 300 SRT8 - Whipple 2.9L COMP HRT2

    Wondering if some more experienced Mopar tuners could look at the file and let me know if I am on the right track.
    6.4L with MMX pistons & rods
    Stage 2 Supercharger HRT 229/241
    Whipple 2.9L - 3.75" upper ATI OD lower
    ID 1050x and fore fuel system

    Currently running 50 psi base fuel pressure & vacuum/boost referenced regulator
    Was targeting 11.5:1 AFR on 93 octane and the currently pulley combo is making 178-180 kpa with 98 kpa baro so approx 11.6-11.9 psi of boost
    I see a bunch of people running air fuel in the upper 10s with Whipples. Assuming they are being conservative on stock pistons?
    Where should a combo like this be timing wise at peak torque and WOT after peak?

    Any help would be greatly appreciated. The currently VE tables put me 11.2:1 at WOT

    Also trying to figure out why bank to bank fuel trims are so different?
    Attached Files Attached Files

  2. #2
    Senior Tuner SultanHassanMasTuning's Avatar
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    dont go crazy with timing and leaner will always be meaner
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