Oil Tank Assembly For Mercury Outboard Engines 200HP 225HP 250HP 300HP DFI Optimax 3.0L EFI Sea Pro Marathon Max That Fits Like A Charm Fits 1994 To 2007 2009 2014 Models 1270-8M0064073 8M0119508 818456A1 830889A1 830889A10 830889A4

Oil Tank Assembly for Outboard Motors (200-300HP)
✔️ Compatible with Mercury outboards 200-300HP DFI Optimax 3.0L EFI

Dokili oil tank assembly is a replacement fuel and oil reservoir for Mercury outboard engines, commonly used on high-horsepower boats and saltwater fishing craft, especially models like 200-300HP DFI Optimax 3.0L EFI Sea Pro Marathon Max from 1994-2007, 2009, and 2014.

✅ Fitment: Mercury Outboard engines 200-300HP DFI Optimax 3.0L EFI Sea Pro Marathon Max (1994-2007, 2009, 2014)
✅ Part numbers: 1270-8M0064073, 8M0119508, 818456A1, 830889A1, 830889A10, 830889A4
✅ Enhanced storage for fuel and oil to extend run time on the water
✅ Premium marine-grade materials resist rust and corrosion for durability
✅ Improved engine efficiency with precise design for smoother operation and better fuel burn

💡 What is a marine oil tank assembly used for in outboard engines and when should you replace it?

In general, it serves as the fuel and oil reservoir for outboard engines, helping ensure steady supply and performance.

• outboard fuel and oil reservoir replacement
• compatibility with Mercury 200-300HP DFI Optimax 3.0L EFI engines
• improves engine efficiency and drive reliability