Description
SIERRA 143°F Johnson/Evinrude V6 Crossflow Thermostat Kit – 18-3674
The SIERRA 143°F Johnson/Evinrude V6 Crossflow Thermostat Kit – 18-3674 is a fit-specific marine service component for Selected Johnson/Evinrude V6 crossflow outboards. It is specified at 143°F (62°C) for the applicable cooling-system configuration. It is intended to replace the corresponding OEM service part where the listed interchange and engine application match. Confirm the engine model, serial/year range and OEM number before installation.
- Thermostat service kit for selected Johnson/Evinrude V6 crossflow cooling systems
- Uses a 143°F (62°C) thermostat element
- Includes multiple thermostat and pressure-relief service components
- Designed as a comprehensive aftermarket cooling-system service kit
- Confirm exact V6 model and OEM interchange before installation
What’s in the Box
- Thermostat
- Thermostat/cover gaskets and grommet
- Poppet/relief-valve service components
- Spring, retainer and related hardware
Specifications
- Manufacturer: Sierra
- Part Number: 18-3674
- Product Type: Thermostat Kit
- Application: Selected Johnson/Evinrude V6 crossflow outboards
- Temperature Rating: 143°F (62°C)
- OEM / Aftermarket Interchange: GLM 13280
- UPC: 808282244019
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