Piston Kit 06-11 YFM700 Hc 103, Wossner 8673D100 Raptor

Description

The Wossner 8673D100 forged piston kit features a 103.00mm bore and is designed for high-compression applications in Yamaha YFM700 Raptor ATVs from 2006 to 2016. Precision-engineered in Germany, this piston enhances strength, heat dissipation, and durability, while its elliptical shape ensures even load distribution and resistance to collapse under thermal expansion.

Features

  • Forged high-compression piston for increased performance and strength
  • Designed for effective heat transfer from combustion chamber to cylinder walls
  • Elliptical design provides uniform bearing surface under heat expansion
  • Reduces localized pressure and prevents piston collapse
  • Manufactured in Germany

Specifications

  • Bore: 103.00 mm
  • Actual Bore Diameter: 102.94 mm
  • Display: 686 cm³
  • Hub Stroke: 84.00 mm
  • Clearance: 0.06 mm
  • Compression Height: 27.50 mm
  • Dome Volume: +7.10 cm³
  • Wossner Compression Ratio: 11.00:1
  • OEM Compression Ratio: 9.20:1
  • Theoretical Weight: Not specified

Cross-Reference OEM Part Numbers

  • Piston: 8673D100
  • Lock: CW23
  • Pin: WP024
  • Ring Set: 1030XSU
  • Rod: P4031
  • Part No.: 56-W4903+100.WO

Vehicle Fitments

  • Yamaha YFM700 Raptor 2006–2016

Piston Kit 06-11 YFM700 Hc 103, Wossner 8673D100 Raptor

Product form

The Wossner 8673D100 forged piston kit features a 103.00mm bore and is designed for high-compression applications in Yamaha YFM700 Raptor... Read more

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    SKU: 56-W4903+100.WO

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    Description

    The Wossner 8673D100 forged piston kit features a 103.00mm bore and is designed for high-compression applications in Yamaha YFM700 Raptor ATVs from 2006 to 2016. Precision-engineered in Germany, this piston enhances strength, heat dissipation, and durability, while its elliptical shape ensures even load distribution and resistance to collapse under thermal expansion.

    Features

    • Forged high-compression piston for increased performance and strength
    • Designed for effective heat transfer from combustion chamber to cylinder walls
    • Elliptical design provides uniform bearing surface under heat expansion
    • Reduces localized pressure and prevents piston collapse
    • Manufactured in Germany

    Specifications

    • Bore: 103.00 mm
    • Actual Bore Diameter: 102.94 mm
    • Display: 686 cm³
    • Hub Stroke: 84.00 mm
    • Clearance: 0.06 mm
    • Compression Height: 27.50 mm
    • Dome Volume: +7.10 cm³
    • Wossner Compression Ratio: 11.00:1
    • OEM Compression Ratio: 9.20:1
    • Theoretical Weight: Not specified

    Cross-Reference OEM Part Numbers

    • Piston: 8673D100
    • Lock: CW23
    • Pin: WP024
    • Ring Set: 1030XSU
    • Rod: P4031
    • Part No.: 56-W4903+100.WO

    Vehicle Fitments

    • Yamaha YFM700 Raptor 2006–2016

    Shipping & Delivery

    How long will my item take to arrive?

    Orders are typically dispatched within 1 working day and are shipped on a 24hour (non-guaranteed) service.

    Where do you ship to?

    We currently only ship orders within the UK.

    How can I track my order?

    Once your order has been dispatched, you will receive a tracking code. Tracking information is emailed to the email address that was provided when placing the order.

    Can I collect my order?

    Unfortunately we do not offer order collections from our fulfilment centre.

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