Made to fit 600-421-6630 Thermostat (600-421-6630) Komatsu New Aftermarket 600-421-6630 Thermostat (600-421-6630) Made to fit Komatsu ( 600-421-6630 Komatsu) Meets OEM Specs for Fit and Performance This is a new item Thermostat (600-421-6630) Items are sold by part number only. Picture is for illustration purposes and the part or parts may be different in color or quantity. Use of any OEM manufacturer name is not intended to represent any relationship between the two companies, instead it indicates that we sell replacement parts that are compatible with OEM components.