Piston Kit SET/4 YZF1000 09-15, Wossner K8812DA-4 Yamaha

Description

This piston kit is designed for Yamaha R1 YZF1000 models from 2009 to 2015. It includes a set of four forged Wossner pistons with a standard bore size of 78.00mm. These pistons are built for high-performance and longevity, featuring an elliptical design that ensures even thrust load distribution and efficient heat expansion management. Manufactured in Germany, the kit is designed to match OEM compression characteristics while enhancing thermal reliability.

Features

  • Set of 4 forged Wossner pistons

  • Standard bore size (78.00mm, actual piston diameter 77.96mm)

  • Elliptical design for balanced pressure distribution under heat

  • Engineered for optimal combustion heat transfer

  • Made in Germany

Specifications

  • Part Number: K8812DA-4

  • Bore Size: 78.00mm (actual piston size 77.96mm)

  • Displacement: 1000cc

  • Display Displacement: 998cm³

  • Stroke: 52.20mm

  • Clearance: 0.04mm

  • Wossner Compression Ratio: OEM

  • OEM Compression Ratio: 12.70:1

  • Dome Volume: -3.30cm³

  • Compression Height: 22.80mm

Cross-Reference OEM Part Numbers

  • Clip: CW17

  • Piston Pin: WP083

  • Replacement Ring Set: 780XAS

Vehicle Fitments

  • Yamaha R1 YZF1000 2009–2015

Piston Kit SET/4 YZF1000 09-15, Wossner K8812DA-4 Yamaha

Product form

This piston kit is designed for Yamaha R1 YZF1000 models from 2009 to 2015. It includes a set of four... Read more

1 in stock 1-2 business days

£878.28 Incl. VAT

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    SKU: 56-W9902.000.WO

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    • No hassle returns within 30 days

    Description

    This piston kit is designed for Yamaha R1 YZF1000 models from 2009 to 2015. It includes a set of four forged Wossner pistons with a standard bore size of 78.00mm. These pistons are built for high-performance and longevity, featuring an elliptical design that ensures even thrust load distribution and efficient heat expansion management. Manufactured in Germany, the kit is designed to match OEM compression characteristics while enhancing thermal reliability.

    Features

    • Set of 4 forged Wossner pistons

    • Standard bore size (78.00mm, actual piston diameter 77.96mm)

    • Elliptical design for balanced pressure distribution under heat

    • Engineered for optimal combustion heat transfer

    • Made in Germany

    Specifications

    • Part Number: K8812DA-4

    • Bore Size: 78.00mm (actual piston size 77.96mm)

    • Displacement: 1000cc

    • Display Displacement: 998cm³

    • Stroke: 52.20mm

    • Clearance: 0.04mm

    • Wossner Compression Ratio: OEM

    • OEM Compression Ratio: 12.70:1

    • Dome Volume: -3.30cm³

    • Compression Height: 22.80mm

    Cross-Reference OEM Part Numbers

    • Clip: CW17

    • Piston Pin: WP083

    • Replacement Ring Set: 780XAS

    Vehicle Fitments

    • Yamaha R1 YZF1000 2009–2015

    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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