Thermostat kit Fits:
40hp 3-Cylinder USA 0G531301 and Up BEL 9973100 and Up
50hp 3-Cylinder USA 0G590000 and Up BEL 9973100 and Up
55hp 3-cylinder USA 0G590000 and Up BEL 9741000-9973099
60hp 3-cylinder USA 0G590000 and Up BEL 9741000-9973099
Replaces:59078A2, 850055A1, 850055A2