Name: Piston Kit Gm Speedway 90.00, Wossner 8811DC C
Brand: Wossner
SKU: 56-W9841.C

Piston Kit Gm Speedway 90.00, Wossner 8811DC C

Wossner
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Description

This Wossner forged piston kit with a 90.02mm bore (+0.02mm oversize) is designed for all Speedway applications, including GM Speedway 499cc engines. Manufactured in Germany, it features a high-strength forged design and optimised thermal characteristics. The elliptical piston profile ensures even expansion and pressure distribution, reducing stress and preventing collapse under demanding operating conditions.

Features

Forged construction for superior strength and thermal stability
Engineered for efficient heat transfer from combustion to cylinder walls
Elliptical profile ensures a uniform bearing surface during heat expansion
Evenly distributes thrust loads to prevent localised pressure
Manufactured in Germany

Specifications

Bore: 90.02mm (+0.02mm Oversize)
Actual bore: 89.94mm
Display volume: 499 cm³
Stroke: 78.50mm
Clearance: 0.08mm
Dome volume: +5.60 cm³
Compression height: 22.00mm

Cross-Reference OEM Part Numbers

56-W9841.C
8811DC
Pin Part Number: WP174
Ring Set Part Number: 900ADS-2

Vehicle Fitments

Speedway (All Models)
GM Speedway 499cc

Vehicle Compatibility

Please check the exact model and year before ordering.

Manufacturer	Model	Years
GM	SPEEDWAY 499	2000-2017
GM	SPEEDWAY 500	1990-2015

Piston Kit Gm Speedway 90.00, Wossner 8811DC C

Wossner
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This Wossner forged piston kit with a 90.02mm bore (+0.02mm oversize) is designed for all Speedway applications, including GM Speedway... Read more

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SKU: 56-W9841.C

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Description

This Wossner forged piston kit with a 90.02mm bore (+0.02mm oversize) is designed for all Speedway applications, including GM Speedway 499cc engines. Manufactured in Germany, it features a high-strength forged design and optimised thermal characteristics. The elliptical piston profile ensures even expansion and pressure distribution, reducing stress and preventing collapse under demanding operating conditions.

Features

Forged construction for superior strength and thermal stability
Engineered for efficient heat transfer from combustion to cylinder walls
Elliptical profile ensures a uniform bearing surface during heat expansion
Evenly distributes thrust loads to prevent localised pressure
Manufactured in Germany

Specifications

Bore: 90.02mm (+0.02mm Oversize)
Actual bore: 89.94mm
Display volume: 499 cm³
Stroke: 78.50mm
Clearance: 0.08mm
Dome volume: +5.60 cm³
Compression height: 22.00mm

Cross-Reference OEM Part Numbers

56-W9841.C
8811DC
Pin Part Number: WP174
Ring Set Part Number: 900ADS-2

Vehicle Fitments

Speedway (All Models)
GM Speedway 499cc

Vehicle Compatibility

Please check the exact model and year before ordering.

Manufacturer	Model	Years
GM	SPEEDWAY 499	2000-2017
GM	SPEEDWAY 500	1990-2015

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.