Name: Piston Kit 87-90 TRX250 67.50, Wossner 8189D150 Honda ATV
Brand: Wossner
SKU: 56-W562.P6.WO

Piston Kit 87-90 TRX250 67.50, Wossner 8189D150 Honda ATV

Wossner
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Description

Wossner forged piston kit for Honda ATC250R and TRX250R models from 1987 to 1990, featuring a 67.50 mm bore (+1.50 mm oversize). This high-performance 2-stroke piston is designed to withstand extreme conditions with forged construction and an elliptical shape for controlled thermal expansion. The design ensures consistent load distribution and prevents piston collapse. Made in Germany to meet rigorous performance standards.

Features

Forged construction for durability and strength under high stress
Optimised for heat transfer from combustion chamber to cylinder walls
Elliptical profile minimises localised stress under heat expansion
Developed for high-performance 2-stroke engines
Manufactured in Germany

Specifications

Bore: 67.50 mm
Actual Bore Diameter: 67.44 mm
Compression Height: 33.00 mm
Display Volume: 246 cm³
Stroke: 72.00 mm
Clearance: 0.06 mm
Compression Ratio: 2-stroke (Wossner and OEM)

Cross-Reference OEM Part Numbers

Piston Kit Part No.: 8189D150
Lock P/N: CW18
Pin P/N: WP033
Ring Set P/N: RSB6750 (x2)
Alternate Part No.: 56-W562.P6.WO

Vehicle Fitments

Honda ATC250R (1987–1990)
Honda TRX250R (1987–1990)

Vehicle Compatibility

Please check the exact model and year before ordering.

Manufacturer	Model	Years
HONDA	TRX 250	1987-1989
HONDA	TRX 350	2000-2006

Piston Kit 87-90 TRX250 67.50, Wossner 8189D150 Honda ATV

Wossner
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Wossner forged piston kit for Honda ATC250R and TRX250R models from 1987 to 1990, featuring a 67.50 mm bore (+1.50... Read more

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SKU: 56-W562.P6.WO

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Description

Wossner forged piston kit for Honda ATC250R and TRX250R models from 1987 to 1990, featuring a 67.50 mm bore (+1.50 mm oversize). This high-performance 2-stroke piston is designed to withstand extreme conditions with forged construction and an elliptical shape for controlled thermal expansion. The design ensures consistent load distribution and prevents piston collapse. Made in Germany to meet rigorous performance standards.

Features

Forged construction for durability and strength under high stress
Optimised for heat transfer from combustion chamber to cylinder walls
Elliptical profile minimises localised stress under heat expansion
Developed for high-performance 2-stroke engines
Manufactured in Germany

Specifications

Bore: 67.50 mm
Actual Bore Diameter: 67.44 mm
Compression Height: 33.00 mm
Display Volume: 246 cm³
Stroke: 72.00 mm
Clearance: 0.06 mm
Compression Ratio: 2-stroke (Wossner and OEM)

Cross-Reference OEM Part Numbers

Piston Kit Part No.: 8189D150
Lock P/N: CW18
Pin P/N: WP033
Ring Set P/N: RSB6750 (x2)
Alternate Part No.: 56-W562.P6.WO

Vehicle Fitments

Honda ATC250R (1987–1990)
Honda TRX250R (1987–1990)

Vehicle Compatibility

Please check the exact model and year before ordering.

Manufacturer	Model	Years
HONDA	TRX 250	1987-1989
HONDA	TRX 350	2000-2006

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.