Wiseco 85.00 mm 40076M08500 Piston Kit
Wiseco 85.00 mm 40076M08500 Piston Kit
Wiseco 85.00 mm 40076M08500 Piston Kit
Wiseco 85.00 mm 40076M08500 Piston Kit
Wiseco 85.00 mm 40076M08500 Piston Kit
Wiseco 85.00 mm 40076M08500 Piston Kit
Wiseco 85.00 mm 40076M08500 Piston Kit
Wiseco 85.00 mm 40076M08500 Piston Kit
Wiseco 85.00 mm 40076M08500 Piston Kit
Wiseco 85.00 mm 40076M08500 Piston Kit
Wiseco 85.00 mm 40076M08500 Piston Kit
Wiseco 85.00 mm 40076M08500 Piston Kit
Wiseco 85.00 mm 40076M08500 Piston Kit
Wiseco 85.00 mm 40076M08500 Piston Kit
Wiseco 85.00 mm 40076M08500 Piston Kit
Wiseco 85.00 mm 40076M08500 Piston Kit
Wiseco 85.00 mm 40076M08500 Piston Kit
Wiseco 85.00 mm 40076M08500 Piston Kit
Wiseco 85.00 mm 40076M08500 Piston Kit
Wiseco 85.00 mm 40076M08500 Piston Kit

Wiseco 85.00 mm 40076M08500 Piston Kit

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  • $221.95
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The Wiseco team has remained at the forefront of powersports performance through every era and evolution, including the development of high-performance 4-strokes. Today, Wiseco's forged 4-stroke pistons are designed for each specific engine application and built to the tightest tolerances for the ultimate combination of performance and strength. Proven at every level of riding, Wiseco 4-stroke pistons are ready to deliver the power and reliability you're looking for. 85.00 mm Bore - 10.5:1 CR
  • Improved tensile strength of forged material optimizes strength and service life
  • Designed and built for each specific 4-stroke powersports engine
  • Dedicated forgings allow for optimized strength-to-weight ratio
  • Includes high-quality piston rings, wrist pin(s), and circlips
  • Engineered, forged, and machined in the USA in Mentor, OH
  • 85.00 mm Bore, 10.5:1 CR

The Wiseco 40076M08500 forged 4-stroke piston kit is designed for specific Yamaha powersports engine applications. It features an 85.00 mm bore and a 10.5:1 compression ratio, delivering a combination of strength, service life, and performance for compatible engines. Wiseco dedicated forgings are engineered to optimize the strength-to-weight ratio, while improved tensile strength helps support reliable operation.

This piston kit fits 2000–2004 Yamaha YFM400A Kodiak and YFM400F Kodiak 4x4 models. It also fits the 2005–2006 Yamaha YFM400 Kodiak and 2007–2008 Yamaha Grizzly applications identified by the manufacturer. Verify the model year and engine application before ordering. The manufacturer part number and vendor part number are both 40076M08500.

The kit includes high-quality piston rings, wrist pin(s), and circlips. The piston is engineered, forged, and machined in the USA in Mentor, Ohio. This product is not CARB approved and may require acknowledgement of applicable restrictions before purchase or use.

Features:

  • Bore: 85.00 mm
  • Compression Ratio: 10.5:1
  • Construction: Forged 4-stroke piston designed for specific powersports engine applications
  • Strength and Service Life: Improved tensile strength of the forged material
  • Design: Dedicated forgings optimize the strength-to-weight ratio
  • Included Components: High-quality piston rings, wrist pin(s), and circlips
  • Manufacturing: Engineered, forged, and machined in the USA in Mentor, Ohio
  • Fitment: 2000–2004 Yamaha YFM400A Kodiak and YFM400F Kodiak 4x4; 2005–2006 Yamaha YFM400 Kodiak; 2007–2008 Yamaha Grizzly
  • Manufacturer Part Number: 40076M08500
  • Vendor Part Number: 40076M08500



Air Freight Prohibited: false
Not Carb Approved: true
Carb Acknowledgement Required: true
Ltl Freight Required: false
Prop 65: Y
Part Type: powersports
Epa: N/A
Clearance Item: t
Regular Stock: false
Units Per Sku: 1
Fitment:
2000 Yamaha YFM400A Kodiak Base
2000 Yamaha YFM400F Kodiak 4x4 Base
2001 Yamaha YFM400A Kodiak Base
2001 Yamaha YFM400F Kodiak 4x4 Base
2002 Yamaha YFM400A Kodiak Base
2002 Yamaha YFM400F Kodiak 4x4 Base
2003 Yamaha YFM400A Kodiak Base
2003 Yamaha YFM400F Kodiak 4x4 Base
2004 Yamaha YFM400A Kodiak Base
2004 Yamaha YFM400F Kodiak 4x4 Base
2005 Yamaha YFM400F Kodiak 4x4 Base
2006 Yamaha YFM400F Kodiak 4x4 Base