Yamaha - Clutch,dog - 663-45631-01-00 Mercury 200-225-250-275-300-350 Verado L6 300 Hour Kits Fresh oil helps these engines

Fresh oil helps these engines settle into a smoother idle and hold temperature more evenly

Designed to ensure maximum fuel efficiency and power

The power socket is rated at a maximum of 12V/16A

This thermostat is engineered to Mercury’s strict specifications

Yamaha - Clutch,dog - 663-45631-01-00 Mercury 200-225-250-275-300-350 Verado L6 300 Hour Kits Fresh oil helps these enginesYamaha Dog Clutch Lower Unit Engagement Component 663 45631 01 00 Overview The dog clutch is a critical component within the Yamaha outboard lower unit, designed to engage and disengage gears for forward, neutral, and reverse operation. It connects rotating drivetrain components, allowing power to be transferred efficiently to the propeller. Built to OEM specifications, this clutch ensures precise engagement, smooth shifting, and reliable performance