Name: Piston Kit Rotax SWM250 74.00, Wossner 8290DA
Brand: Wossner
SKU: 56-W970+00A.WO

Piston Kit Rotax SWM250 74.00, Wossner 8290DA

Wossner
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Description

This Wossner forged piston kit features a 74mm nominal bore (actual 73.93mm) and is designed for ROTAX SWM250 models from 1979 to 1982. Engineered for two-stroke applications, it offers enhanced durability and thermal efficiency for high-performance engines.

Features

Forged construction provides superior strength and reliability
Designed for optimal heat dissipation from the combustion chamber to cylinder walls
Elliptical shape ensures balanced bearing pressure and effective thrust load management
Manufactured in Germany with high precision and quality control

Specifications

Bore Size: 74mm (actual 73.93mm)
Stroke: 57.50 mm
Clearance: 0.06 mm
Wossner Compression Ratio: 2 stroke
OEM Compression Ratio: 2 stroke
Compression Height: 34.00 mm
Lock Part Number: CW18
Pin Part Number: WP033
Ring Set Part Number: RSB7400 x 2

Vehicle Fitments

ROTAX SWM250 1979–1982

Vehicle Compatibility

Please check the exact model and year before ordering.

Manufacturer	Model	Years
ROTAX	SWM 250	1979-1982

Piston Kit Rotax SWM250 74.00, Wossner 8290DA

Wossner
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This Wossner forged piston kit features a 74mm nominal bore (actual 73.93mm) and is designed for ROTAX SWM250 models from... Read more

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SKU: 56-W970+00A.WO

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Description

This Wossner forged piston kit features a 74mm nominal bore (actual 73.93mm) and is designed for ROTAX SWM250 models from 1979 to 1982. Engineered for two-stroke applications, it offers enhanced durability and thermal efficiency for high-performance engines.

Features

Forged construction provides superior strength and reliability
Designed for optimal heat dissipation from the combustion chamber to cylinder walls
Elliptical shape ensures balanced bearing pressure and effective thrust load management
Manufactured in Germany with high precision and quality control

Specifications

Bore Size: 74mm (actual 73.93mm)
Stroke: 57.50 mm
Clearance: 0.06 mm
Wossner Compression Ratio: 2 stroke
OEM Compression Ratio: 2 stroke
Compression Height: 34.00 mm
Lock Part Number: CW18
Pin Part Number: WP033
Ring Set Part Number: RSB7400 x 2

Vehicle Fitments

ROTAX SWM250 1979–1982

Vehicle Compatibility

Please check the exact model and year before ordering.

Manufacturer	Model	Years
ROTAX	SWM 250	1979-1982

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.