Thermostat Gasket 6 Cylinder (RH12900)
This is the gasket for the coolant thermostat housing. The part was originally EB3952 but now has been superseded by RH12900. 1945-1959 6 Cylinder Models
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Create A New AccountThis is the thermostat for the early cars with the 6 Cylinder engines. Opens at 78 degrees.
1946-1955 Mk-6, R-type, Silver Dawn, Silver Wraith
1956-1959 Silver Cloud I & S-series 1 (6 CYLINDER MODELS ONLY)
Don't forget to Add RH12900 thermostat gasket