Mr. Gasket 8703 Hot Rod Calculator User Manual
Page 36
34 —
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Based on Appendix A, we will use a Drag Coefficient of 0.45.
your disappointing ET was 13.85 at 102.304 MPH and the
vehicle Weight is 3,840 pounds. Use a Wind Speed of 30 MPH
and a Wind Direction of 5°.
KeysTroKe
disPlay
3. Enter the Drag Coefficient of our 1970 Ford Mustang
Notchback:
(Drag Coeff)
draG 0.45
note: A direct head-wind direction is entered as 0°; a direct cross-wind
direction is entered as 90°; a direct tail-wind direction is entered as
180°. See diagram within
eT Prediction Keys section on page 8.
4. Enter the Vehicle Weight, and your actual ET and speed:
lbs 3840.
eT 13.85
s
sPeed 102.304
MPH
5.
Enter the Wind Speed and Wind Direction to calculate how
the wind affected your speed and time:
(Wind Speed)
Wind 30.
MPH
(Wind Direction)
Wind° 5. °
6. Calculate the corrected ET and corrected speed:
(Wind Speed)
Wind 30.
MPH
(Corrected ET)
eTc 13.281
s
*
(Corrected speed)
sPdc 105.85
MPH
* Repeated presses of
will toggle through the inputs and outputs,
starting with the entered Wind Direction.
So, if you were to re-do your run, everything being the same except the
wind conditions at the time of your recorded ET, you would run a
13.281 at 105.85 MPH.
(cont'd)
UG8703E-B-inside.indd 34
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