663-44324-A0 Water Pump Impeller Gasket for Yamaha 40HP 50HP | JLM Marine family-yamaha-8mlhu Should I use zinc or

Should I use zinc or magnesium

Inspect it annually and replace immediately if you notice cracked

Fits Yanmar seawater pump assemblies across multiple engine families

DFI (Optimax)

Align the new shutter's pin with the rectangular holes in the Y-pipe and secure it in place

663-44324-A0 Water Pump Impeller Gasket for Yamaha 40HP 50HP | JLM Marine family-yamaha-8mlhu Should I use zinc orWater Pump Impeller Gasket Fits Yamaha 2 Stroke 40HP & 50HP Outboards (663 44324 A0) This water pump impeller gasket is engineered to fit Yamaha 2 stroke outboard engines from 40HP to 55HP across multiple model years. It ensures a reliable seal within your water pump housing, preventing leaks and maintaining optimal cooling system performance. Direct replacement for Yamaha OEM part number 663 44324 A0. Designed for straightforward installation in