Quote:
Originally Posted by Kojak
If you need a quick rough number you can calculate the surface area of the tires in contact with the ground and multiply that number by the psi in each tire. I saw it on an episode of Beakman’s world once but I don’t know how accurate it is.
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Sounds like you would also have to measure the height of the car before and after adding air. Otherwise how would it work, you could just pump more air in the tires and skew the results.