	mobil mob raises west coast  postings mobil corp said it raised its west coast  postings effective today the buena vista light grade at degrees api gravity was raised dlrs a barrel to dlrs bbl while the huntington beach light grade at degrees was raised about dlrs bbl to dlrs bbl the heavier wilmington grade at degrees was increased dlrs to dlrs bbl kern river  at degrees was increased dlr to dlrs bbl mobil also said that effective today it changed its gravity adjustment scale as follows from degrees to degrees api mobil will adjust its price of a ct per one tenth of an api degree below degrees api the company will adjust its price ct per one tenth of a degree  grades from degrees api to above degrees are unaffected reuter 
