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Calculators

Click here To calculate rear end gear ratio needed for a specific

  • RPM
  • Tire Diameter
  • MPH

Click here To calculate speed in MPH for a specific

  • RPM
  • Tire Diameter
  • Rear Gear Ratio
  • trans Gear Ratio

Click here To estimate the horsepower gain from adding a super charger with a speicific

  • PSI
  • Present Engine HP

Click here To calculate RPM for a known

  • Speed in MPH
  • Rear Gear Ratio
  • transmission Gear Ratio

Click here To calculate the new fuel injector flow rates for a change in fuel pressure

  • Original Fuel Pressure
  • New Fuel Pressure
  • Size of Fuel Injector in Lb's per Hour

Click here To calculate CFM airflow needed for a specific engine displacement.

  • Engine Displacement
  • Maximum Engine RPM
  • Volumetric Efficiency

Click here To calculate Quarter-Mile Horsepower requirements from MPH.

  • Vehicle weight in pounds
  • Vehicle quarter mile speed in MPH

Click here To calculate Quarter-Mile Horsepower requirements from ET.

  • Vehicle weight in pounds
  • Vehicle quarter mile ET.

Click here To calculate Quarter-Mile ET from Horsepower.

  • Vehicle weight in pounds
  • Horsepower at the flywheel

Click here To calculate Quarter-Mile ET from MPH.

  • Vehicle speed in MPH

Click here To calculate MPH at 60 foot time.

  • 60 foot time

Click here To convert temperatures in Fahrenheit and Celsius.

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