GOVERNOR GEAR EX13 EX17 EX21 EX27 EX30 CP 277-45004-K1 ENGINE PARTS This governor gear is designed for use with EX13, EX17, EX21, EX27, and EX30 engine models.It is compatible with part number CP 277-45004-K1 and functions as a replacement component for engine systems requiring precise speed control.The gear fits into the governor mechanism to regulate engine output and maintain consistent performance under varying loads.Constructed for durability and , it supports proper engine timing and response.Installation requires alignment with the existing engine configuration to correct engagement with related components.