Exhaust Valve - Yamaha 400 / 450 (2002-2014) OEM# 5GH-12121-00-00 | WSM 017-312-02

Exhaust Valve Yamaha 400 / 450 02-24 OEM# 5GH-12121-00-00

This WSM exhaust valve is a quality aftermarket replacement part designed for Yamaha Grizzly 450 and 8 other compatible models.

It replaces selected OEM reference numbers including 5GH-12121-00-00 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 31 listed fitments
• Replaces selected OEM reference numbers listed below

Product Details

• Brand: WSM
• WSM Part Number: 017-312-02
• Product: Exhaust Valve
• OEM Reference: 5GH-12121-00-00
• Application: Yamaha Grizzly 450 and 8 other compatible models

Product Fitment

This part is suitable for the following models:

• Yamaha Grizzly 450 – 2007
• Yamaha Grizzly 450 – 2008
• Yamaha Grizzly 450 – 2009
• Yamaha Grizzly 450 – 2010
• Yamaha Grizzly 450 – 2011
• Yamaha Grizzly 450 – 2012
• Yamaha Grizzly 450 – 2013
• Yamaha Grizzly 450 – 2014
• Yamaha Grizzly Hunter 400 – 2007
• Yamaha Grizzly Hunter 400 – 2008
• Yamaha Grizzly Hunter 450 – 2007
• Yamaha Grizzly Hunter 450 – 2008
• Yamaha Grizzly Hunter 450 – 2009
• Yamaha Grizzly Hunter 450 – 2010
• Yamaha Grizzly Hunter 450 – 2011
• Yamaha Grizzly Hunter 450 – 2012
• Yamaha Grizzly Hunter 450 – 2013
• Yamaha Grizzly Hunting 450 – 2014
• Yamaha Kodiak 400 – 2002
• Yamaha Kodiak 400 – 2003
• Yamaha Kodiak 400 – 2004
• Yamaha Kodiak 400 – 2005
• Yamaha Kodiak 400 – 2006
• Yamaha Kodiak Hardwoods 400 – 2004
• Yamaha Kodiak Hardwoods 450 – 2004
• Yamaha Kodiak Real Tree 450 – 2003
• Yamaha Wolverine 450 – 2006
• Yamaha Wolverine 450 – 2007
• Yamaha Wolverine 450 – 2008
• Yamaha Wolverine 450 – 2009
• Yamaha Wolverine 450 – 2010

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:

• Ignition Switch Yamaha 400 / 450 04-14 OEM# 5ND-82510-00-00 – 65-053
• Engine Valve Kit Yamaha 400 / 450 02-24 – 017-312
• Intake Valve Yamaha 400 / 450 02-24 OEM# 5GH-12111-00-00 – 017-312-01
• Stator Assembly Yamaha 400 / 450 Grizzly / Kodiak / Wolverine 00-14 OEM# 5GH-81410-00-00 – 65-977-01

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