Show rok FORD NEWS STORY under inflation of a balloon tiro tire costs coats tho the owner just miles of at service per liar pound under tho the correct pressure according to tho the results of a series ot of experiments by tile tho ford motor company these experiments were conducted in connection with a campaign to help ford car owners got the most out of their tires to dotor ramo at just which point tho the ford size balloon tires 29 x 44 yielded the lie maximum comfort to passengers consistent with maximum mileage all makes ot of tires wore tested at the end of the test period tho the exact loss per pound of under inflation was calculated tn lit terms of mileage and a bulletin was sent to ford dealers deal errs and service stations advising tho the correct pressures A number of common tire ailments were traced directly back to under inflation among the most common are rim cuts trend tread separation over heating and stone bruising in addition to a more rapid rate of natural wear and deterioration on oil the othor other hand every pound of over inflation takes its toll of comfort and tho the fundamental value of balloon equip finont la Is lost other advantages of low pressure urea tires namely greater traction ability to travel over soft ground without sinking and quick stopping without skidding are also nullified in a direct ratio to the a extent 0 of the excessive air pressure |