Honda EFI Outboard High Pressure Fuel Pump Built Beefed Up For Forty To Two Hundred Fifty HP BF Series And Mercury F Thirty To F Sixty Four Stroke Engines OEM Replacement Five Sixteenth Inch Inlet Outlet Marine Drop In Ready For Honda And Mercury Boats
✔️ Direct OEM replacement, single unit, 5/16 inch inlet/outlet
This high-pressure fuel pump is a direct OEM replacement designed for marine EFI outboards. It fits Honda BF series engines from 40 HP to 250 HP and Mercury/Mariner EFI models, dropping into the Vapor Separator Tank for quick, seal-tight installation.
✅ 5/16 inch (8 mm) inlet and outlet tubes for seamless VST fit
✅ Drop-in OEM replacement with factory seals and housings for Honda BF and Mercury EFI engines
✅ Marine-grade corrosion-resistant construction for saltwater and freshwater use
✅ Compatible with Honda BF40-BF250 and Mercury/Mariner EFI 3- and 4-cylinder engines
✅ Honda part numbers: 16735-ZW5-003, 16735-ZY3-004, 16735-ZZ5-003; Mercury: 898101T67, 892267A51
💡 What is a high-pressure fuel pump used for in marine EFI outboards?
In short, it maintains the pressure required for accurate injector spray and steady engine performance across load and throttle changes in saltwater or freshwater boats.
- Maintains constant rail pressure under load- Improves throttle response and starting reliability in marine environments
- Built to withstand saltwater exposure with corrosion-resistant materials