By Reg Riemer July 10/94 1 ATM = 14.69 psi 1 ATM = 30.00 inches mercury at 60¯F 1 ATM = 1 Bar 25.84 inch mer 60¯F at 4000 ft 29.92 in mer 60¯F at Sea level 14.65 psi sea 12.65 psi 4000 feet --------- 2.00 psi less at 4000 feet. / {SONIC} Supra Owners Network In Canada FROM THE HOME OF THE SUPRA GTE Information provided is given free of charge in good faith without prejudice. Calgary Alberta Canada. T2V-3G6 Hm#403-259-3106 \