Name: Piston Kit 95-05 YFM350 84.00, Forged Wossner 8605D100
Brand: Wossner
SKU: 56-W4419+100.WO

Piston Kit 95-05 YFM350 84.00, Forged Wossner 8605D100

Wossner
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Description

Wossner forged piston kit designed for Yamaha YFM350 Warrior and Big Bear models from 1986 to 2005. Manufactured in Germany, this piston offers superior strength and heat transfer efficiency. The elliptical design ensures even load distribution, reducing localized pressure and preventing piston collapse.

Features

Forged construction for enhanced durability and strength
Optimized heat transfer for improved performance
Elliptical design for uniform bearing surface and reduced wear
Designed for 4-stroke engines

Specifications

Bore Size: 84.00 mm (+1.00 mm oversize)
Actual Bore: 83.94 mm
Stroke: 64.50 mm
Clearance: 0.06 mm
Compression Height: 28.30 mm
Dome Volume: +2.30 cm³
Compression Ratio: 9.20:1 (OEM)
Displacement: 349 cm³
Made in Germany

Cross-Reference OEM Part Numbers

Wossner Part No.: 8605D100
Lock P/N: CW19
Pin P/N: WP026
Ring Set P/N: 840XSY
Connecting Rod P/N: P4034

Vehicle Fitments

Yamaha YFM350 Warrior (1986-2005)
Yamaha Big Bear 350 (1986-2005)

Vehicle Compatibility

Please check the exact model and year before ordering.

Manufacturer	Model	Years
YAMAHA	BW T 350	1987-1988

Piston Kit 95-05 YFM350 84.00, Forged Wossner 8605D100

Wossner
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Wossner forged piston kit designed for Yamaha YFM350 Warrior and Big Bear models from 1986 to 2005. Manufactured in Germany,... Read more

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SKU: 56-W4419+100.WO

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Description

Wossner forged piston kit designed for Yamaha YFM350 Warrior and Big Bear models from 1986 to 2005. Manufactured in Germany, this piston offers superior strength and heat transfer efficiency. The elliptical design ensures even load distribution, reducing localized pressure and preventing piston collapse.

Features

Forged construction for enhanced durability and strength
Optimized heat transfer for improved performance
Elliptical design for uniform bearing surface and reduced wear
Designed for 4-stroke engines

Specifications

Bore Size: 84.00 mm (+1.00 mm oversize)
Actual Bore: 83.94 mm
Stroke: 64.50 mm
Clearance: 0.06 mm
Compression Height: 28.30 mm
Dome Volume: +2.30 cm³
Compression Ratio: 9.20:1 (OEM)
Displacement: 349 cm³
Made in Germany

Cross-Reference OEM Part Numbers

Wossner Part No.: 8605D100
Lock P/N: CW19
Pin P/N: WP026
Ring Set P/N: 840XSY
Connecting Rod P/N: P4034

Vehicle Fitments

Yamaha YFM350 Warrior (1986-2005)
Yamaha Big Bear 350 (1986-2005)

Vehicle Compatibility

Please check the exact model and year before ordering.

Manufacturer	Model	Years
YAMAHA	BW T 350	1987-1988

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.