Piston Kit 01-04 YZF250 79.00, 8572D200 Wossner 2-RING

Description

Wossner forged piston kit designed for superior strength and performance. Engineered for optimal heat transfer from the combustion chamber to cylinder walls. The elliptical design ensures uniform bearing surface under heat expansion, reducing localized pressure and distributing thrust loads evenly to prevent piston collapse. Manufactured in Germany.

Features

  • Forged construction for enhanced durability
  • Optimized heat transfer for improved performance
  • Elliptical design prevents localized pressure and piston collapse
  • Pro Series design with a two-ring configuration for enhanced sealing and longevity

Specifications

  • Bore: 78.96 mm
  • Piston Size: 79.00 mm
  • Displacement: 249 cm³
  • Stroke: 53.60 mm
  • Clearance: 0.04 mm
  • Wossner Compression Ratio: 12.80:1
  • OEM Compression Ratio: 12.50:1
  • Dome Volume: -4.80 cm³
  • Compression Height: 20.50 mm

Cross-Reference OEM Part Numbers

  • Lock: CW16
  • Pin: WP059
  • Ring Set: 770XAS
  • Rod: P4006 / P4005

Vehicle Fitments

  • Yamaha YZF250 (2001-2004)
  • Yamaha WR250F (2001-2004)

Vehicle Compatibility

Please check the exact model and year before ordering.

Manufacturer Model Years
YAMAHA YZF 250 2001-2005
YAMAHA WR F 250 2005-2013
YAMAHA YZF 250 2005-2007
YAMAHA YZF 250 2001-2004
YAMAHA WRF 250 2001-2004
TM TM 250 2001-2013

Piston Kit 01-04 YZF250 79.00, 8572D200 Wossner 2-RING

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Wossner forged piston kit designed for superior strength and performance. Engineered for optimal heat transfer from the combustion chamber to... Read more

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    SKU: 56-W022+200.WO

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    Description

    Wossner forged piston kit designed for superior strength and performance. Engineered for optimal heat transfer from the combustion chamber to cylinder walls. The elliptical design ensures uniform bearing surface under heat expansion, reducing localized pressure and distributing thrust loads evenly to prevent piston collapse. Manufactured in Germany.

    Features

    • Forged construction for enhanced durability
    • Optimized heat transfer for improved performance
    • Elliptical design prevents localized pressure and piston collapse
    • Pro Series design with a two-ring configuration for enhanced sealing and longevity

    Specifications

    • Bore: 78.96 mm
    • Piston Size: 79.00 mm
    • Displacement: 249 cm³
    • Stroke: 53.60 mm
    • Clearance: 0.04 mm
    • Wossner Compression Ratio: 12.80:1
    • OEM Compression Ratio: 12.50:1
    • Dome Volume: -4.80 cm³
    • Compression Height: 20.50 mm

    Cross-Reference OEM Part Numbers

    • Lock: CW16
    • Pin: WP059
    • Ring Set: 770XAS
    • Rod: P4006 / P4005

    Vehicle Fitments

    • Yamaha YZF250 (2001-2004)
    • Yamaha WR250F (2001-2004)

    Vehicle Compatibility

    Please check the exact model and year before ordering.

    Manufacturer Model Years
    YAMAHA YZF 250 2001-2005
    YAMAHA WR F 250 2005-2013
    YAMAHA YZF 250 2005-2007
    YAMAHA YZF 250 2001-2004
    YAMAHA WRF 250 2001-2004
    TM TM 250 2001-2013

    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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