Description
Includes: – Thermostat 140 DEG
Fits Models: – Yamaha 300 HP 4-Stroke – Yamaha 350 HP 4-Stroke
Model Years: – Check fitment before purchase
Submodels: – Applies to listed models
Engine Options: – Compatible with standard engine options
Description: This 140-degree thermostat is designed for Yamaha 300 and 350 horsepower 4-stroke outboard engines. It helps regulate engine temperature, ensuring optimal performance and efficiency during operation.
Features: – Direct replacement for factory thermostat – Maintains optimal engine temperature – Enhances engine performance and longevity – Durable construction for marine environments – Hassle-free installation
Part Number: 775-225









