Optimal engine temperature optimizes performance and efficiency. Mercury Marine thermostat by Sierra 18-3549. A malfunctioning thermostat can cause an engine to operate over its optimal temperature, reducing performance and efficiency. With a new thermostat, you'll be back up and running quickly. Mercury and Sear's outboard motors are compatible with this Sierra thermostat, which has a temperature rating of 120 degrees Fahrenheit (F).
Key Features:
- Developed for Mercury maritime applications
- Conforms to or exceeds manufacturer's standards
- 120? F temperature rating
- Non-corrosive and durable construction
- Compatible with a variety of Mercury and Sears outboard motors
- Durable constituents and parts
- The high-grade design increases longevity
- It replaces GLM 13120, Mallory 9-43014, Mercury Marine 14586, and Sears 14586
Compatibility:
- Sears, 225.581495-225.581495, 15 HP FORCE, 1992-1993
- Sears 15 HP FORCE, 225.602151-225.602151, 1991-1993, 15 HP
- 9.9 HP FORCE, 225.581985-225.581985, Sears 1992-1993
- 9.9 HP, Sears, 225.601991, 1991, Mercury Marine 14586
Specifications:
- Brand: Seastar Solutions
- SKU: 18-3549
- UPC: 808282243968
- Weight: 0.10 LBS
- Manufacturer Part Number (MPN): 118-3549
- Type: Thermostats
Temperature Rating: 120??F
This product replaces:
- 70739047880, 47-3549, GLM13120, 808282243968, AP3149, 9-43014, 92-13120D