168 Degree Thermostat Kit | Volvo 3831425 OEM thermostat kit for many Volvo Penta diesel marine engines. Thermostat kit includes thermostat and sealing ring Fits many different Volvo Penta diesel marine engines including TAMD60A, MD120A, and MD70B models 168 degrees Original Volvo Penta Replaces Mallory 9-43008 Replaces Volvo 875787, 875789, 1544297