Cool-View universal inline thermostat assembly designed to be placed inline of an 1.5 inch radiator hose it can fit most engines. Comes assembled and tested with either a 180F or 195F thermostat installed, or none at all. This unit is machined the same as a standard Chevy manifold to allow any Chevy thermostat housing to be used with the unit. This allows many options for plumbing the radiator hose.<br>Fits 1.5 inch radiator hose. Ideal for 38-48 and 49-53 Ford flathead engines (2 required). Can be made to fit different size hoses by using rubber bushings or reducers.<br>Assembly is 3.75 inches long from hose end to thermostat mounting face. Thermostat housing Bolts and thermostat housing not included.