Walbro in-tank fuel pump from the Mercury Marine S5K/WEMC family, presented as a direct-fit replacement pump for compatible in-tank applications. It’s intended to restore fuel delivery where a direct-fit Walbro unit is specified, matching OEM-style in-tank installation. Use it when replacing a failed pump to return correct in-tank fuel supply and pressure in supported systems.
Walbro Mercury Marine S5K/WEMC In-Tank Fuel Pump