Fits:
Carter carburetors
Holley carburetors
High quality stock replacement assembly.
Thermostat diameter: 2.16" (2-3/16")
When 12v power is supplied to the choke and the element heats up, the bi-metal coil un-winds. When the coil cools down, the coil tightens up.
Note: Bi-metal coil can be carefully removed and flipped over to reverse coil rotation.