Fuel / Water Separator Kit - Mercury / Mercruiser 21 Micron 1 / 4 npt (1991-2007) OEM# S18-7848-1 | WSM 600-441K

Fuel / Water Separator Kit Mercury / Mercruiser 21 Micron 1/4 npt OEM# S18-7848-1

This WSM fuel / water separator kit is a quality aftermarket replacement part designed for Mercury 3 Cyl 2.955 Bore Looper 50 and 7 other compatible models.

It replaces selected OEM reference numbers including S18-7848-1 and is suitable for service, repair and rebuild work.

Key Features

• Quality aftermarket replacement part from WSM
• Engineered for dependable fit, function and service life
• Designed for marine and powersports repair and maintenance
• Compatible with 50 listed fitments
• Replaces selected OEM reference numbers listed below

Product Details

• Brand: WSM
• WSM Part Number: 600-441K
• Product: Fuel / Water Separator Kit
• OEM Reference: S18-7848-1
• Application: Mercury 3 Cyl 2.955 Bore Looper 50 and 7 other compatible models

Product Fitment

This part is suitable for the following models:

• Mercury 3 Cyl 2.955 Bore Looper 50 – 1996
• Mercury 3 Cyl 2.955 Bore Looper 50 – 1997
• Mercury 3 Cyl 2.955 Bore Looper 60 – 1996
• Mercury 3 Cyl 2.955 Bore Looper 60 – 1997
• Mercury 3 Cyl 2.992 Bore 55 – 1996
• Mercury 3 Cyl 2.992 Bore 55 – 1997
• Mercury 3 Cyl 2.992 Bore 55 – 1998
• Mercury 3 Cyl 2.992 Bore 55 – 1999
• Mercury 3 Cyl 2.992 Bore 55 – 2000
• Mercury 3 Cyl 2.992 Bore 55 – 2001
• Mercury 3 Cyl 2.992 Bore 55 – 2002
• Mercury 3 Cyl 2.992 Bore 55 – 2003
• Mercury 3 Cyl 2.992 Bore 55 – 2004
• Mercury 3 Cyl 2.992 Bore 55 – 2005
• Mercury 3 Cyl 2.992 Bore 55 – 2006
• Mercury 3 Cyl 2.992 Bore 55 – 2007
• Mercury 3 Cyl 2.992 Bore 60 – 1998
• Mercury 3 Cyl 2.992 Bore 60 – 1999
• Mercury 3 Cyl 2.992 Bore 60 – 2000
• Mercury 3 Cyl 2.992 Bore 60 – 2001
• Mercury 3 Cyl 2.992 Bore 60 – 2002
• Mercury 3 Cyl 2.992 Bore 60 – 2003
• Mercury 3 Cyl 2.992 Bore 60 – 2004
• Mercury 3 Cyl Bigfoot 60 – 1997
• Mercury 3 Cyl Bigfoot 60 – 1998
• Mercury 3 Cyl Bigfoot 60 – 1999
• Mercury 3 Cyl Bigfoot 60 – 2000
• Mercury 3 Cyl Bigfoot 60 – 2001
• Mercury 3 Cyl Bigfoot 60 – 2002
• Mercury 3 Cyl Bigfoot 60 – 2003
• Mercury 3 Cyl Bigfoot 60 – 2004
• Mercury 3 Cyl Jet 40 – 2001
• Mercury 3 Cyl Jet 40 – 2002
• Mercury 3 Cyl Jet 40 – 2003
• Mercury 3 Cyl Jet 40 – 2004
• Mercury 3 Cyl Jet 40 – 2005
• Mercury 3 Cyl Jet 45 – 1996
• Mercury 3 Cyl Jet 45 – 1997
• Mercury 3 Cyl Jet 45 – 1998
• Mercury 3 Cyl Jet 45 – 1999
• Mercury 3 Cyl Jet 45 – 2000
• Mercury 6 Cyl 3.501 Bore 2.5L EFI 200 – 1991
• Mercury 6 Cyl 3.501 Bore 2.5L EFI 200 – 1992
• Mercury 6 Cyl 3.501 Bore 2.5L EFI 200 – 1993
• Mercury 6 Cyl 3.501 Bore 2.5L EFI 200 – 1994
• Mercury 6 Cyl 3.501 Bore 2.5L EFI 200 – 1995
• Mercury 6 Cyl 3.501 Bore 2.5L EFI 200 – 1996
• Mercury 6 Cyl 3.501 Bore 2.5L EFI 200 – 1997
• Mercury 6 Cyl 3.501 Bore 2.5L EFI 200 – 1998
• Mercury 6 Cyl 3.501 Bore 2.5L EFI 200 – 1999

Why Buy WSM

WSM is a trusted manufacturer of aftermarket marine and powersports parts, known for dependable quality, strong fitment coverage and workshop-ready replacement components.

You May Also Need

Browse related parts for compatible models:

• O-Ring Crankshaft Chrysler / Force / Mercury / Mariner / Mercruiser / Yamaha 6 - 300 Hp OEM# 25-90011 – 526-13
• Piston Clips Johnson / Evinrude / Mercury / Mariner 25 - 240 Hp OEM# 0317831 – 400-19
• Fuel / Water Separator Kit Johnson / Evinrude / Mercury / Mercruiser 10 Micron 1/4 npt OEM# 0509532 – 600-442K
• Drain Plug Gasket Johnson / Evinrude / Mercury / Mariner / Mercruiser / Force / OMC 5 - 300 Hp OEM# 0307552 – 555-11

Please use the fitment guide, OEM references and images to confirm this is the correct part before ordering.