Name: Piston Kit 01-04 YZF250 77.00, 8572DC Wossner 2-RING
Brand: Wossner
SKU: 56-W022+00C.WO

Piston Kit 01-04 YZF250 77.00, 8572DC Wossner 2-RING

Wossner
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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: 76.98 mm
Piston Size: 77.02 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 77.00, 8572DC Wossner 2-RING

Wossner
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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+00C.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: 76.98 mm
Piston Size: 77.02 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.