WSM Thermostat Kit for Mariner Yamaha 9.9 15HP (1990–2023)

Includes: - WSM Thermostat Kit

Fits Models: - Mariner 9.9 HP - Mariner 15 HP - Yamaha 9.9 HP - Yamaha 15 HP

Model Years: - 1990–2023

Submodels: - Applies to listed models

Engine Options: - Compatible with standard engine options

Description: The WSM Thermostat Kit is designed for Mariner and Yamaha outboard motors, specifically for the 9.9 HP and 15 HP models. This kit ensures optimal engine temperature regulation, enhancing performance and longevity. It is a direct replacement for worn or malfunctioning thermostats, providing reliable operation for your outboard engine.

Features: - Direct fit for Mariner and Yamaha 9.9 HP and 15 HP models - Ensures proper engine temperature regulation - OEM-grade materials for durability - Direct fitment with included components - Compatible with models from 1990 to 2023