Sierra 18-7844 - Fuel Water Separator Filter

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Mfg 18-7844, iboats IB00060819, UPC 030999869821
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Product description:

21 Micron Fuel Filter


  • Protects the motor against ethanol. The ethanol in fuel absorbs more water and will loosen more particulants than regular fuels.
  • Provides proper filtration, as is required for any size of engine
  • Flows at 90 GPH to be compatible most engines


  • Rating: 21 Micron
  • Filter Size: 3.875" (Short)

Replaces OEM part #

  • MERCURY MARINE 35-807172
  • MERCURY MARINE 35-802893Q
  • MERCURY MARINE 35-802893Q01
  • MERCURY MARINE 35-806771
  • MERCURY MARINE 35-8052691
  • MERCURY MARINE 35-604941
  • MERCURY MARINE 35-60494A5
  • MERCURY MARINE 35-57250
  • MERCURY MARINE 35-55501
  • MERCURY MARINE 35-52456
  • MERCURY MARINE 35-60494
  • MERCURY MARINE 35-805269

Not to be used on 1992 GenII 4.3L and 4.3LX engines using in-line fuel filter OE#35-80531T.

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Product specifications:

  • Brand Sierra
  • Manufacturer Sku 18-7844
  • UPC 030999869821
  • Days to ship from warehouse - 1
  • Your Engine Evinrude, Johnson, Mariner, Mercury, OMC, Volvo Penta, Yamaha
  • Length 4
  • Width 3.81
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This product fits:

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