Sierra | SKU : 18-3549

Sierra Thermostat

$43.99

✔ In stock — ready to ship

⚡ Typically ships within 1–2 business days

🚚 Free shipping on orders over $279

📦 Ships from Canadian warehouses (AB, ON, QC)

🔒 Secure checkout — trusted payment methods

Fast Shipping from Canadian Warehouses

📦 Delivered in 3–7 business days (Canada)
✔ No duties or cross-border delays

Replacement Part

SKU: 18-3549
Compatible Brand: Fits Mercury
Compatible Brand: Fits Mariner
Engine disposition: Outboard
Kit: No
Model number: 14586
Notes: For: 6/7/8/9.9 & 15 HP Mercury/Mariner A197112 & Later
Original Product Type: Thermostat and Replacement Parts
Specifications: Cooling
Temperature: 120° F

Payment & Security

Payment methods

Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.