If your running the 1/8 mile this calculator provides an accurate elapsed time and speed based on the horsepower and weight of the vehicle. Also see our 1/8 mile calculator with incremental for additional run data.
| variable | description |
| flywheel horsepower | horsepower available at the flywheel |
| weight | total ready to run weight of vehicle including driver |
| elapsed time (ET) | time to run the full length of the eighth mile |
| speed | trap speed at the end of the eighth mile |
| related calculators |