For Tohatsu 369-65021-1 | 47-16154-3 Water Pump Impeller 18-3098 Outboard x 2PCS
Tohatsu 369-65021-1 | 47-16154-3

For Tohatsu 369-65021-1 Impeller 369-65021-0 Mercury 47-16154 OMC 5040180 x2PCS

🛥️ Application and Compatibility

This impeller fits a variety of small, portable outboard engines:

ManufacturerHorsepower (HP) RangeEngine Type
Tohatsu/Nissan2HP up to 6HP2-Stroke & 4-Stroke models
Mercury/Mariner2HP up to 6HP2-Stroke & 4-Stroke models (typically with a black leg)

Common Compatible Tohatsu/Nissan Models:

  • 2-Stroke: M3.5B2, M4C, M5B, M2.5A2, M3.5A2.

  • 4-Stroke: MFS2C, MFS2.5C, MFS3.5C, MFS4C, MFS5C, MFS6C.


📏 Impeller Specifications

The impeller is a 6-blade, flexible design made of neoprene or a similar robust marine rubber.

  • Number of Blades: 6

  • Outer Diameter (OD): ~33.6mm

  • Impeller Height/Depth (H): ~14.35mm

  • Shaft/Hub Diameter (ID): ~10.4mm


🔁 Cross-Reference and Equivalent Parts

This part is widely cross-referenced with other manufacturer and aftermarket numbers:

  • Tohatsu/Nissan: 369-65021-1M, 369-65021-0

  • Mercury/Mariner: 47-16154-3, 47-16154, 47-8M0204676

  • Sierra: 18-3098

  • OMC/Evinrude/Johnson: 5040180 (Older BRP reference)

Item Part Number369-65021-1
PartWater Pump Impeller
Fitment
3 5B2 MODEL ONLY GEAR CASE DRIVE SHAFT
Nissan 2 5hp — 2003
Nissan 3 5hp — 2003
Tohatsu 2 5hp — 2003
Tohatsu 3 5hp — 2003
ASSEMBLY KIT
Nissan 2 5hp — 2009 , 2010
Nissan 2hp — 2007 , 2008 , 2009
Nissan 3 5hp — 2004 , 2005 , 2009 , 2010
Nissan 4hp — 2006 , 2007 , 2008 , 2009
Nissan 5hp — 2003 , 2009
Nissan 6hp — 2002 , 2007 , 2008 , 2009
Tohatsu 2 5hp — 2009
Tohatsu 2hp — 2009
Tohatsu 3 5hp — 2004 , 2008 , 2009
Tohatsu 4hp — 2002 , 2006 , 2008 , 2009
Tohatsu 5hp — 2002 , 2003 , 2005 , 2008
Tohatsu 6hp — 2002
ASSEMBLY KIT PARTS
Tohatsu 2 5hp — 2012 , 2013 , 2015 , 2018 , 2019 , 2020
Tohatsu 3 5hp — 2012 , 2013 , 2015 , 2019 , 2020 , 2021 , 2022
Tohatsu 4hp — 2012 , 2013 , 2014 , 2015 , 2016 , 2017 , 2018 , 2019
Tohatsu 5hp — 2012 , 2013 , 2014 , 2015 , 2017 , 2020 , 2021
Tohatsu 6hp — 2013 , 2014 , 2016 , 2017 , 2018 , 2020 , 2022
ASSEMBLY KITS
Nissan 2 5hp — 2003 , 2006
Nissan 2hp — 2006
Nissan 3 5hp — 2003 , 2006
Nissan 4hp — 2005
Nissan 5hp — 2005
Nissan 6hp — 2005
Tohatsu 2 5hp — 2003 , 2006
Tohatsu 3 5hp — 2003 , 2006
Tohatsu 4hp — 2005
Tohatsu 5hp — 2005
Tohatsu 6hp — 2005
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