361705R91 Radiator Cap for Case IH International Harvester Farmall Tractors and Forage Harvesters Pressure cap For Tractors 100, 140, 200, 230, 300, 330, 350, 400, 450, B450, 460, 560, 600, 650, 660. Not for short filler neck Replaces 370871R91 For International Harvester Forage Harvester 650