Gotthardt Impeller – Replacement Impeller for Yamaha (688/4435203)

Coolant failure at the wrong moment can ruin your outboard engine – a timely impeller replacement keeps your Yamaha reliably within the correct temperature range. This Gotthardt replacement impeller is precisely manufactured for Yamaha engines with part number 688/4435203 and ensures that the cooling water supply functions permanently.

Tip: Always replace the impeller together with the housing plate and housing cover if there is visible wear – this prevents leaks caused by abraded rubber residues in the cooling circuit.