Water Pump Service Kit - Yamaha 9.9 / 15 HP (1996-2009) OEM# 18-3433 | WSM 725-409

Water Pump Service Kit Yamaha 9.9 / 15 Hp 96-09 OEM# 18-3433

This WSM water pump service kit is a quality aftermarket replacement part designed for Yamaha 2 Cyl 2.205 Bore 15 and 4 other compatible models.

It replaces selected OEM reference numbers including 18-3433, 63V-W0078-00-00, 63V-W0078-01-00, 63V-W0078-02-00, 63V-W0078-03-00, 63V-W0078-04-00 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 44 listed fitments
• Replaces selected OEM reference numbers listed below

Product Details

• Brand: WSM
• WSM Part Number: 725-409
• Product: Water Pump Service Kit
• OEM Reference: 18-3433, 63V-W0078-00-00, 63V-W0078-01-00, 63V-W0078-02-00, 63V-W0078-03-00, 63V-W0078-04-00
• Application: Yamaha 2 Cyl 2.205 Bore 15 and 4 other compatible models

Product Fitment

This part is suitable for the following models:

• Yamaha 2 Cyl 2.205 Bore 15 – 1996
• Yamaha 2 Cyl 2.205 Bore 15 – 1997
• Yamaha 2 Cyl 2.205 Bore 15 – 1998
• Yamaha 2 Cyl 2.205 Bore 15 – 1999
• Yamaha 2 Cyl 2.205 Bore 15 – 2000
• Yamaha 2 Cyl 2.205 Bore 15 – 2001
• Yamaha 2 Cyl 2.205 Bore 15 – 2002
• Yamaha 2 Cyl 2.205 Bore 15 – 2003
• Yamaha 2 Cyl 2.205 Bore 15 – 2004
• Yamaha 2 Cyl 2.205 Bore 15 – 2005
• Yamaha 2 Cyl 2.205 Bore 15 – 2006
• Yamaha 2 Cyl 2.205 Bore 15 – 2007
• Yamaha 2 Cyl 2.205 Bore 15 – 2008
• Yamaha 2 Cyl 2.205 Bore 15 – 2009
• Yamaha 2 Cyl 2.205 Bore 9.9 – 1996
• Yamaha 2 Cyl 2.205 Bore 9.9 – 1997
• Yamaha 2 Cyl 2.205 Bore 9.9 – 1998
• Yamaha 2 Cyl 2.205 Bore 9.9 – 1999
• Yamaha 2 Cyl 2.205 Bore 9.9 – 2000
• Yamaha 2 Cyl 2.205 Bore 9.9 – 2001
• Yamaha 2 Cyl 2.205 Bore 9.9 – 2002
• Yamaha 2 Cyl 2.205 Bore 9.9 – 2003
• Yamaha 2 Cyl 2.205 Bore 9.9 – 2004
• Yamaha 2 Cyl 2.205 Bore 9.9 – 2005
• Yamaha 2 Cyl 2.205 Bore 9.9 – 2006
• Yamaha 2 Cyl 2.205 Bore 9.9 – 2007
• Yamaha 2 Cyl 2.205 Bore 9.9 – 2008
• Yamaha 2 Cyl 2.205 Bore 9.9 – 2009
• Yamaha 2 Cyl 2.205 Bore 4 Stroke 15 – 1998
• Yamaha 2 Cyl 2.205 Bore 4 Stroke 15 – 1999
• Yamaha 2 Cyl 2.205 Bore 4 Stroke 15 – 2000
• Yamaha 2 Cyl 2.205 Bore 4 Stroke 15 – 2001
• Yamaha 2 Cyl 2.205 Bore 4 Stroke 15 – 2002
• Yamaha 2 Cyl 2.205 Bore 4 Stroke 15 – 2003
• Yamaha 2 Cyl 2.205 Bore 4 Stroke 15 – 2004
• Yamaha 2 Cyl 2.205 Bore 4 Stroke 15 – 2005
• Yamaha 2 Cyl 2.205 Bore 4 Stroke 15 – 2006
• Yamaha 2 Cyl 4 Stroke 15 – 2006
• Yamaha 2 Cyl 4 Stroke 15 – 2007
• Yamaha 2 Cyl 4 Stroke 15 – 2008
• Yamaha 2 Cyl 4 Stroke 15 – 2009
• Yamaha 2 Cyl 4 Stroke 9.9 – 2005
• Yamaha 2 Cyl 4 Stroke 9.9 – 2006
• Yamaha 2 Cyl 4 Stroke 9.9 – 2007

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:

• Water Pump Impeller Yamaha 8 - 20 Hp 2 Cylinder OEM# 63V-44352-00-00 – 700-400
• O-Ring Crankshaft Yamaha 2.5 - 20 / 75 - 115 / 300 / 350 Hp 94-22 OEM# 93210-207A0-00 – 527-113
• O-Ring Crankshaft Johnson / Evinrude / Yamaha 25 - 75 Hp 74-16 OEM# 0310580 – 525-03
• Water Pump Service Kit Mercury / Mariner / Yamaha 9.9 / 15 Hp OEM# 18-3148 – 725-407

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