Thermostat Temperature Control Module for 200cc 250cc 606641 4mm cylinder kit is the

4mm cylinder kit is the replacement part for many 4-stroke Chinese  atvs

Fits Tao Tao ATA125D

31 in) including valve

Coil spring length: 120mm (4

Also fits the Coleman KT196 go-karts and the Harbor Freight Predator 212 engine

Thermostat Temperature Control Module for 200cc 250cc 606641 4mm cylinder kit is theThermostat Temperature Control Module for 200cc 250cc This is the temperature control module used on certain models of 200cc and 250cc engines. Known to be used on Lifan, Loncin and Zongshen. Other makes may use it also. Please check specs and description before ordering. Temp module specs: Switch with torpedo connector Two hose connections Larger connection has o ring (included) 18mm [. 70"] OD Smaller connection is 15mm [. 59"] OD Tab with 8mm bolt