This is a high quality thermostat coolant hose bypass elbow for all SOHC engines (1100/1300/1500) as supplied in Fiat and Bertone X1/9s, 128, Strada, and Yugo.
Fits between thermostat housing and water pump return tube.
Correctly sized end openings which are different diameters exactly as per factory fitted production.
Not a cut-off domestic supplied hose providing incorrect equal sized diameter end openings.
New and unused.