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The Walbro high-pressure fuel pump for Mercury Marine Optimax 90HP engines is a direct-fit replacement designed to supply the elevated fuel flow and pressure required by Optimax outboards. As a marine-specific pump, it restores proper fuel delivery for maintained performance and reliable operation on Mercury 90HP Optimax powerheads. Fitment and installation follow manufacturer service procedures for marine fuel systems.
Walbro Mercury Marine 90HP Optimax High Pressure Fuel Pump
