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to retard or not to boost?

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Old 03-03-2005, 03:34 PM
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fast951
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Darius, As I recall you should be running about 3.5bar FP.. Also use the PB for fine tuning...
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Old 03-03-2005, 04:22 PM
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Darius Juca
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ooooh that might be it.....I left the fp like I got it..at 48....3.5 should be like 52...cool will try that!!!!!thak you john!!!
Old 03-03-2005, 06:34 PM
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Tom, Thanks for the link. Lots O good stuff. E
Old 03-03-2005, 07:08 PM
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With the SMT there should be no need to touch the FQS.

If you wanna run more boost, add more fuel.
Old 03-03-2005, 07:10 PM
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John how much does fuel pressure affect the mapping?? Before new chips are needed.

Also, is there a "ballpark" for timing v.s boost?? I.e. for every 2-3 degrees retard, you can 1 more pound of boost?? (assuming egt's are ok)
Old 03-03-2005, 07:52 PM
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FP does affect mapping.. If the chips are tuned for 2.5bar FP, and you run 3bar FP then you just added 9% more fuel..



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