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Old 06-13-2011, 04:22 PM   #13 (permalink)
dcb
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Quote:
Originally Posted by hoopty_yo View Post
If anyone has seen the Modern Marvels episode on Disneyworld, their stunt team runs 80psi in their regular tires on the stunt vehicles. This reduces the contact patch for easier tire spinning and turns with the parking brake. Do what you will with that info.
It was a while ago, but I remember 100psi, and it was at least in part to keep the rim off the ground when driving on two wheels.

Metrompg did some tests and the efficiency gains started tapering off around 40-50psi, so no reason to push it beyond that without your own data:
http://www.metrompg.com/posts/tire-p...resistance.htm
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