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Mercury Mercruiser Fuel Pump Cooler Kit 861156A02 8M0125846 18-8861


Mercury Mercruiser Fuel Pump Cooler Kit 861156A02 8M0125846 18-8861

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$ 289.00 $ 628.66
Currently unavailable


Fuel Pump / Cooler Kit With Drain ‑ has fuel cooler (861267), which has an integral water drain port and has a cross bolt to retain the fuel line to the fuel cooler outlet. Comes with everything you see in the photo.

This is another high quality, vetted, and tested aftermarket part from Marine Surplus. This part is guaranteed to meet or exceed the factory OEM original parts at a fraction of the cost of one of these coolers and pumps direct from Mercury. Both the pump and the cooler are specifically designed to exceed OEM specifications, and are a direct replacement fit on your compatible engine. Mercury wants $628.66 for this Mercruiser part, so save big here at Marine Surplus!


  • Mercury Mercruiser Parts: 861156A02 8M0125846
  • Sierra Marine Parts: 18-8861


Fits GM V‑6 & V‑8 (305, 350, 377, 454 & 502 cid) MPI / EFI engines (s/n 0M300000‑2A460164)

  • MCM 496 MAG MPI  - ALL
  • MCM 496 MAG HO MPI - ALL
  • MIE 8.1s HORIZON  - ALL
  • MIE 8.1s HO - ALL
  • Black Scorpion Models - 0L000000 & up
  • All other MPI & EFI Models 0L000000 to 0M300000
  • And others not listed - check your own compatibility.

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