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Bruce_H_'s avatar
Bruce_H_
Explorer
Jun 06, 2014

Optimal Tire PSI When Running

My ST 215/75R14 Maxxis M8008 tires are set to 50 psi cold in the morning. I know that tire pressure increases roughly 1 psi for every 10* increase in ambient air temp as the day heats up. I also kno...