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1BIGJIM 06-07-2005 12:22 PM

Last question, Is 750 Sea Demon to small for 496
 
Ok I don't need any more problems :eek:
Is my 750 Barry Grant Sea Demon going to be to small
for my 454 stroked to a 496.
Last thing I need is a lean condition.
JIM

Wobble 06-07-2005 01:05 PM

Re: Last question, Is 750 Sea Demon to small for 496
 
Even allowing +15% over these numbers you should be fine

This is based on 496 inches at 5400rpm max

Total airflow requirements:
658.75 cfm
49.49 pounds of air.
3.36 pounds of fuel

Fuel Supply requirements:
0.56 gallons per minute for 14.7 A/F ratio.
38.66 gallons per hour for 12.8 A/F ratio.
146.33 liters per hour for 12.8 A/F ratio.

Here is the link http://www.smokemup.com/auto_math/airflow.php

the plus 15% is for marine applications based on what I have seen in this forum

Wobble 06-07-2005 01:07 PM

Re: Last question, Is 750 Sea Demon to small for 496
 
You may need to re-jet though


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