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g\cyl falling near redline?

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Old 05-17-2014, 10:10 AM
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Default g\cyl falling near redline?

I'm finding that my g\cyl are falling near redline, I would think this is basically stating my MAF is increasing at a slower rate then RPM and might indicate that I'm exceeding the capabilities of the stock airbox?

Seem likely, or have I misunderstood something?
Old 05-17-2014, 09:06 PM
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No, this is your intake restriction and exhaust backpressure
limiting airflow, hence per-stroke air mass. Torque follows
air mass. Horsepower follows air mass flow. You should see
g/cyl start to fall away about the same place and rate as
your torque curve, if you have a dyno chart.
Old 05-17-2014, 11:09 PM
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You appear to be correct, I do see g/cyl fall after ~5400rpm.

Last edited by InfrareV; 05-31-2014 at 11:30 AM.



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