This Maintenance Thermostat Kit is for OMC Cobra and Volvo Penta Engine Drives
Fits Most 4.3L, 5.0L, 5.7L, 5.8L Ford and GM Based V6 and V8 Engines
Temperature Rating: 160°F / 71°C 83950
Replaces: Thermostat Kit 383307, 3856961, 778056, 307239, 312797, Sierra 18-3677
Compare to your old one before ordering. Volvo used a small and large thermostat, this is the small one. Volvo and OMC used different thermostats, Please double check or contact us before placing an order