Yamaha - Gear 1 - 6U1-WS455-01-00 MerCruiser-3-0-TKS-2020 And because it’s genuine Mercury

And because it’s genuine Mercury

you want that connection between engine and prop to feel solid and smooth

Stale fuel can leave deposits that clog internal passages

Using a genuine Mercury Marine part like 8M0109543 ensures every component — from the clear bowl to the WIF sensor — is engineered specifically for your FourStroke outboard

The treatment also protects against moisture and ethanol-related issues

Yamaha - Gear 1 - 6U1-WS455-01-00 MerCruiser-3-0-TKS-2020 And because it’s genuine MercuryYamaha Gear 1 6U1 WS455 01 00 Overview The Yamaha Gear 1 6U1 WS455 01 00 is a genuine original equipment manufacturer component designed to support smooth and efficient mechanical operation within your Yamaha system. This gear plays a vital role in transferring motion and maintaining proper timing, ensuring consistent and reliable performance. Engineered to Yamahas exact specifications, this gear provides a precise fit and dependable durability. It is