Description
Sierra 18-3676 Thermostat Kitfor OMC & Volvo
Sierra replacement thermostat kit for OMC Stern Drives and Volvo Penta engines. Sierra engine parts are manufactured to meet or exceed OEM requirements. This thermostat kit has a temperature rating of140°F (60°C).
- Temperature Rating:140°F (60°C)
- For: OMC 7.4L (1994-98), 8.2L (1998)
- For: Volvo 7.4 (All models), 8.2 (All models) 1993-Current
Thermostat Kit Includes:
- (1) 18-7170 O-Ring
- (1) 18-0398 Thermostat Gasket
- (1) Thermostat
Interchangeable with:
- Mallory
- 9-403026
- OMC Stern Drive
- 3853983 + 312797 + 307239
- Volvo Penta
- 3853983 + 3852071 + 835417
California Residents: WARNINGCancer and Reproductive Harm – P65Warnings.ca.gov


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