NY -- Standard&Poor's CreditWire 6/13/96 -- Standard&Poor's rating on Goodyear Tire&Rubber Co.'s senior debt has been raised to triple-`B'-plus from triple-`B'. About $780 million of rated debt (including shelf debt) is affected. The rating outlook is now stable. The upgrade reflects Goodyear's continuing business strength, improving financial profile, and moderate financial policies. Goodyear is one of the three largest tire manufacturers worldwide (the largest in North America) and a leading manufacturer of belts and hoses. Over the past three years, the company has generated record sales as a result of strong North American automotive demand, increased demand in other geographic markets, and improved market penetration. A broad, well-established distribution network and strong product-development expertise