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In case you want to know
how I'm doing,

Deer Valley, Arizona
Click for Glendale, Arizona Forecast

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03058 hits
since 08/23/2006

ZBUM's 1984 Nissan 300ZX WebSite

Here are some HP calculators for you to try. One uses weight & MPH the other uses weight & ET.

Elapsed Time (ET) is an estimate and real world results will vary with driver, track conditions and vehicle prep. Unsure? Then go actually race the 1/4 mile! If unsure of vehicle weight, visit a local truckstop or dragstrip.

Enter the vehicle weight and 1/4 mile trap speed
Vehicle Weight:
1/4 Mile Trap MPH:
Your Estimated Net Horse Power:
Your Estimated Flywheel Horse Power:

Enter the vehicle weight and 1/4 mile elapsed time
Vehicle Weight:
1/4 Mile ET:
Your Estimated Net Horse Power:
Your Estimated Flywheel Horse Power:

Enter the vehicle weight and wheel horse power
Vehicle Weight:
Wheel Horse Power:
Your Estimated 1/4 mile trap time:
Your Estimated 1/4 mile trap speed:
Calculations used:
                 / Trap Speed (mph) \ 3
  Horse Power = | ------------------ |  x Vehicle Weight
                 \        234       /

              
                 /     5.825    \ 3
  Horse Power = | -------------- |  x Vehicle Weight
                 \ Elapsed Time /

                             __________________
                          3 /  Vehicle Weight
 Elapsed Time = 5.825 x _  / ------------------
                         \/  Actual Horse Power

                           ___________________
                        3 / Actual Horse Power
Elapsed Speed = 234 x _  / -------------------
                       \/    Vehicle Weight