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.
The Sierra 18-3646 Thermostat Kit Is Interchangeable With The Following: Glm 13380, Mallory 9-43151, Mercruiser 807252Q3, 807252T6. Each Sierra Product Meets Or Exceeds The Original Equipment Part It Replaces. Contains: 18-2553 Thermostat Cover Gasket, 18-2834 Thermostat Cover Gasket, 18-2844 Thermostat Gasket, 18-2917 Thermostat Gasket, 18-3551 Thermostat.
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 Thermostat Kit OEM #80725q3 compatible with?A: The Thermostat Kit OEM #80725q3 is designed to fit Ford and GM V-8 engines with standard cooling systems from 1982 and older, as well as high-performance models with closed cooling systems from 1996 and older.
Q: What components are included in the Thermostat Kit?A: The kit includes (1) 18-2553 Thermostat Gasket, (1) 18-2834 Thermostat Cover Gasket, (1) 18-2844 Thermostat Cover Gasket, (1) 18-2917 Thermostat Housing Gasket, and (1) 18-3551 Thermostat, providing everything needed for installation.
Q: What is the temperature rating of the thermostat included in this kit?A: The thermostat in the OEM #80725q3 kit has a temperature rating of 140°F, ensuring optimal performance for your engine's cooling system.
Q: Is the Thermostat Kit OEM #80725q3 easy to install?A: Yes, the Thermostat Kit is designed for universal fit and comes with all necessary gaskets, making it straightforward for mechanics and DIY enthusiasts to install.
Q: How does the quality of the Sierra Thermostat Kit compare to original equipment parts?A: Each Sierra product, including the Thermostat Kit OEM #80725q3, meets or exceeds the specifications of the original equipment parts it replaces, ensuring reliability and performance.
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