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Actual BSFC

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Old Oct 22, 2012 | 01:26 AM
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Atomic's Avatar
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I need a gauge for that
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Default Actual BSFC

Has anyone gone through the exercise of finding out their actual BSFC while on the dyno? I reviewed some logs and found mine to be around 0.78, which is high but not unreasonable....
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Old Oct 22, 2012 | 03:31 AM
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BuffJoeyD's Avatar
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Never really took any time to think of what I would do with the information if I actually had it, I could see how it would show a potential fuel issue, but ( as a tuner ) I think of so many factors involved to actually getting the "right" numbers out of a car. I would love to see some sort of info in how to use ACTUAL BSFC to learn more about the running state of the engine.
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Old Oct 22, 2012 | 11:58 AM
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I need a gauge for that
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From: Huntsville, AL
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Well the lower the BSFC the more efficiently power is being made, so trying to minimize it works towards being more efficient. I am curious about the rule of thumbs for NA and FI engines...such as where did they come from, and how were they derived? I feel like mine is high, but if other guys have similiar ones (since all LS engines are fundementally pretty similiar) then I wont worry about it.
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