Yamaha - Assy thermostat - YF1-E3997-30-10 MerCruiser-8-2L-MCM--MIE-2016 DISTRIBUTOR CAP MC#805759T 1

DISTRIBUTOR CAP MC#805759T 1

Pontoon and tri-toon boats

Maximizes On-Water Battery Runtime: Precision-balanced architecture completely eliminates lower-unit wobbling and mechanical drag

With the 8M0090819 installed

The Yamaha Impeller Housing 6R7-51312-03-00 is designed for Yamaha outboard engines equipped with a lower unit water pump system

Yamaha - Assy thermostat - YF1-E3997-30-10 MerCruiser-8-2L-MCM--MIE-2016 DISTRIBUTOR CAP MC#805759T 1Yamaha Thermostat Assembly YF1 E3997 30 10 Overview The Yamaha YF1 E3997 30 10 Thermostat Assembly is a genuine original equipment manufacturer component designed to regulate engine temperature and maintain optimal cooling system performance. The thermostat controls the flow of coolant within the engine, opening and closing at specific temperatures to ensure the engine warms up properly and operates within its ideal temperature range. A properly