Welcome Offer : Use Code WELCOME5 for 5% OFF your first order!
Free Shipping Across USA
Welcome Offer : Use Code WELCOME5 for 5% OFF your first order!
Free Shipping Across USA
Welcome Offer : Use Code WELCOME5 for 5% OFF your first order!
Free Shipping Across USA
Welcome Offer : Use Code WELCOME5 for 5% OFF your first order!
Free Shipping Across USA
Welcome Offer : Use Code WELCOME5 for 5% OFF your first order!
Free Shipping Across USA
Welcome Offer : Use Code WELCOME5 for 5% OFF your first order!
Free Shipping Across USA
Welcome Offer : Use Code WELCOME5 for 5% OFF your first order!
Free Shipping Across USA
Welcome Offer : Use Code WELCOME5 for 5% OFF your first order!
Free Shipping Across USA
Welcome Offer : Use Code WELCOME5 for 5% OFF your first order!
Free Shipping Across USA
Welcome Offer : Use Code WELCOME5 for 5% OFF your first order!
Free Shipping Across USA
- No EU import duties. - Ships within 3-5 business days. (USA) - Ships with 8-12 business days. (International)
⚠️ California Proposition 65 Warning : Some products sold on this website may expose you to chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm.
For more information, visit www.P65Warnings.ca.gov.
Sierra's 18-3676 Thermostat Kit is designed for use with OMC 7.4L (1994-98), 8.2L (1998), Volvo 7.4 (all models), 8.2 (all models 1993-current). The kit contains (1) 18-7170 O-Ring, (1) 18-0398 Thermostat Gasket, (1) Volvo Penta 3853983 Thermostat, and (1) OMC Stern Drive 09886506 Thermostat. It is interchangeable with Mallory 9-43026, OMC Stern Drive 3853983, 312797, 307239, and Volvo Penta 3853983, 3852071, 835417. Each Sierra product meets or exceeds the original equipment part it replaces.
Yes, we offer free standard shipping on all orders within the United States.
When will I receive my item?
Domestic orders typically arrive within 3-5 business days. Delivery times are estimated and may vary depending on your location, weather conditions, or other unforeseen factors.
Can I change or return my item?
We hope you love your purchase, but if you need to make a change or return your item, we’ve got you covered! You can initiate a return or exchange within 30 days of receiving your order. Please ensure the product is in its original condition and packaging. For more information on our return policy, please visit our Returns & Exchanges page.
Frequently Asked Questions
Q: What engines is the Sierra 18-3676 Thermostat Kit compatible with?A: The Sierra 18-3676 Thermostat Kit is designed for use with OMC 7.4L (1994-98), 8.2L (1998), as well as all models of Volvo 7.4 and 8.2 from 1993 to the present.
Q: What components are included in the thermostat kit?A: The kit includes (1) 18-7170 O-Ring, (1) 18-0398 Thermostat Gasket, (1) Volvo Penta 3853983 Thermostat, and (1) OMC Stern Drive 09886506 Thermostat.
Q: Is the Sierra 18-3676 Thermostat interchangeable with other brands?A: Yes, the Sierra 18-3676 Thermostat is interchangeable with several other brands including Mallory 9-43026, OMC Stern Drive 3853983, 312797, 307239, and various Volvo Penta models.
Q: What is the temperature rating of the Sierra Thermostat Kit?A: The temperature rating of the Sierra 18-3676 Thermostat Kit is 140°F (60°C), ensuring optimal performance for your engine.
Q: How does the Sierra 18-3676 compare to original equipment parts?A: Each Sierra product, including the 18-3676 Thermostat Kit, meets or exceeds the specifications of the original equipment parts it replaces, ensuring reliable performance and durability.
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