Yamaha - Insert cartridge - 663-44322-00-00 Mercury Marine Outboard Rigging Improves performance in any I/O

Improves performance in any I/O or outboard motor

or won’t stay firm after priming

This product has been superseded by: 6H3-41113-02-1S

It's perfect to use on all fiberglass

The OEM kit includes a precise ten micron filter

Yamaha - Insert cartridge - 663-44322-00-00 Mercury Marine Outboard Rigging Improves performance in any I/OYamaha Cartridge Insert Water Pump Component 663 44322 00 00 Overview The cartridge insert is an essential component within the Yamaha outboard water pump assembly, designed to support and guide internal pump components for efficient operation. It helps maintain proper alignment and ensures smooth water flow through the cooling system, contributing to effective engine temperature regulation. Built to OEM specifications, this insert delivers precise