This thermostat temperature retainer is commonly used for but not limited to 125cc, 150cc, and 250cc. It is most popularly known for its use in Honda Helix CH150D AC - Elite 150 / CN250 AC - Elite 250 / Elite CH250 / Helix CN250 / NSS250 AC / NSS250AS SAC / PS250AC - Big Ruckus, CF Moto CF125 / CF150 / CF250 / 152MI / 172MM / 172MM-A / 172MM-B / 172MM-F /1P52MI-A(7) / 1P52MI-A(8) / 1P52MI-B(1) / 1P52MI-B(2) / 1P58MJ(5) / 1P58MJ-(7) / 1P58MJ-A(1) / 1P58MJ-A(2) / 1P58MJ-B / CF150T-5A / CF150T-6 / V3 / V5, Honda Helix Baja Reaction 250 / BR250 / Dune 250 / DN250, Hammerhead SS250 / GTS250 / GT250 / Twister UM250IIR, Joyner 250 / Sand Viper 250cc / Viper JNSZ250DN / Viper 250 (SZ250DI) / Dirt Devil 250 (SZ250DS) / Dirt Devil (SZ250DL), Kinroad XT250GK-2, SunL 250cc XF250-2A / XF2502AR, Blade XTX250, Gio Bikes 250GT, Jonway 250cc, Roketa 250cc, QLink Legacy 250, and Diamo Torino as well as many other brands of ATVs, dirt bikes, scooters, go karts (buggies), and engines with alternative profile names.

Manufacturer Part Numbers:

• Honda Part Number: 19300-KM1-003 “THERMOSTAT ASSY”
• CF Moto Part Numbers: 0010-022810, 152MI-022810 “THERMOSTAT KIT” or "THERMOSTAT COMP."
• Baja Reaction 250 (2-seater model) Part Number: BR250-346 “THERMOSTAT”
• Baja Dune 250 Part Number: DN250-468 “THERMOSTAT STAY ASSY”
• Hammerhead Part Number: 152MI-022810 “TEMPERATURE RETAINER”
• Joyner 250cc Part Numbers: 152MI-022810, SZ02220006 “THERMOSTAT” or “THERMOSTAT COMP.” or “CONSTANT TEMP VALVE ASSY”
• Kinroad Part Number: 19303-SDA0-0000 “THERMOSTAT ATAY ASSY”
• SunL Part Number: XF172MM-1009110 “TEMPERATURE CONTROLLER”
• Diamo Part Numbers: 152MI-033820, 07-023-0717 “THERMOSTAT”
• OEM Generic Part Number: YYSLL2500320
• Jonway 250cc Part Number: YYSLL2500320