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Power Strokes
7.3 Aftermarket
Tuning 101 - Thread Merged with Injector Posts
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[QUOTE="Charles, post: 1369870, member: 103"] I took a minute to dial my 02 Manual program for the hotter weather and really made some big strides. I had the truck pulling hard at 1200 or so rpm with a dual tandem gooseneck in tow at 3000psi with very little visible exhaust. That's tough.... with [i]any[/i] injector nozzle. The truck would accelerate nicely uphill below through and over 1200rpm (backroad cruising in OD) without smoking. Also.... I believe I have figured out how to coerce the boost/mass fuel into conceptual usability, although I honestly haven't needed it yet. If you set yourself up so that you can have full ICP by say 60% MFD, or 50% MFD, then you basically drive the truck on roughly half the MFD scale. THEN.... when you're up on boost you let the boost vs MFD table bring in the extra MFD from 50 or 60% and up as the boost comes in. If you set your pw vs MFD so that under this MFD range, you have low-boost happy values, then you can force the boost vs MFD into becoming a boost vs PW modifier table... Little bit of dicking around to avoid a conceptual blunder, but doable IMO. Once I get the truck dialed for drivability, I might try to let boost bring in extra pw up top for full power, although to be honest, even without smoke at the lower (like 1.5 ish ms range) pw values the engine is basically at the limit of the stock trans. 200's are magic. You'd be amazed what 3000psi at 1400rpm will do for your smoke control, lol. [/QUOTE]
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Tuning 101 - Thread Merged with Injector Posts
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