ABCDEFGHIJKLMNOPQRSTUVWXYZ
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REQUIRED VE = ( 9411 x HP x BSFC ) / (DISPLACEMENT x RPM)
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REQUIRED
0.931250005580011.8584635
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77640.751.0783437594110.54705.5
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72000
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846991.085884615
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78000
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Horsepower:
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Calculation assuming sea level and known Volumetric Efficiency
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Horsepower =AP * CR * VE * CID * RPMwhereAP=atmospheric pressure in psi12859548
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CR=compression ratio792001.6
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VE=volumetric efficiency16.23677023
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792001.6CID=cubic inch displacement
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RPM=revolutions per minute
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Most use Barometric pressure which is in measured in inches of mercury. To get the equivalent pressure in psi:
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Pressurepsi =pressureHg * 3376.85
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6894.757
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`
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1512888019.10208262
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792001.614.69311477
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19.10208262Pressurepsi =
pressureHg * 3376.85


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6894.757

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16.6780000.6
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19.4780000.7
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22.1780000.8
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24.9780000.9
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27.7780001
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39.81020001.1
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