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  1. jbc426

    Getting my first real-time, EFI Dyno tune today for $500

    I'll post some pics and update with the final result of my factory ECM controlled EFI'd 5.9 (actually a 408 or 6.6 Magnum) being set-up, run for baseline & tuned with a wideband on a dyno this morning. I'm running 40 lbs Ford racing injectors, a surge tank style fuel system, a Hughes Big Mouth...
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