Name: Piston Kit 86-96 CR250 66.40 A, Wossner 8021DA Honda MX
Brand: Wossner
SKU: 56-W614.A.W

Piston Kit 86-96 CR250 66.40 A, Wossner 8021DA Honda MX

Wossner
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Description

Wossner Forged Piston Kit 66.40mm Bore – Honda CR250R (1986–1996)
This Wossner forged piston kit is designed for Honda CR250R models produced between 1986 and 1996. Featuring a standard bore size of 66.40 mm and a piston diameter of 66.34 mm, it is engineered for 2-stroke performance with an emphasis on strength and heat management. The elliptical design reduces localised pressure, distributes thrust loads evenly, and prevents piston collapse under expansion. Manufactured in Germany for consistent precision and durability.

Features

Forged piston design ensures superior strength and resilience
Engineered for efficient heat transfer to cylinder walls
Elliptical geometry promotes even load distribution and reduces wear
Manufactured in Germany to high precision standards

Specifications

Bore Size: 66.40 mm
Piston Diameter: 66.34 mm
Engine Displacement: 249 cm³
Stroke: 72.00 mm
Clearance: 0.06 mm
Compression Height: 38.00 mm
Compression Ratio: 2-stroke (Wossner and OEM)

Cross-Reference OEM and Equivalent Part Numbers

13100-KS7-000
09104727
614M06640

Cross-Reference Wossner Part Numbers

Piston Kit: 8021DA
Lock: CW18
Pin: WP033
Ring Set: RSB6640 x 2
Rod: P2021

Vehicle Fitments

1986 Honda CR250R
1987 Honda CR250R
1988 Honda CR250R
1989 Honda CR250R
1990 Honda CR250R
1991 Honda CR250R
1992 Honda CR250R
1993 Honda CR250R
1994 Honda CR250R
1995 Honda CR250R
1996 Honda CR250R

Vehicle Compatibility

Please check the exact model and year before ordering.

Manufacturer	Model	Years
SUZUKI	RM 250	1996-1997
HONDA	CR 250	1986-1996

Piston Kit 86-96 CR250 66.40 A, Wossner 8021DA Honda MX

Wossner
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Wossner Forged Piston Kit 66.40mm Bore – Honda CR250R (1986–1996) This Wossner forged piston kit is designed for Honda CR250R... Read more

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SKU: 56-W614.A.W

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Description

Wossner Forged Piston Kit 66.40mm Bore – Honda CR250R (1986–1996)
This Wossner forged piston kit is designed for Honda CR250R models produced between 1986 and 1996. Featuring a standard bore size of 66.40 mm and a piston diameter of 66.34 mm, it is engineered for 2-stroke performance with an emphasis on strength and heat management. The elliptical design reduces localised pressure, distributes thrust loads evenly, and prevents piston collapse under expansion. Manufactured in Germany for consistent precision and durability.

Features

Forged piston design ensures superior strength and resilience
Engineered for efficient heat transfer to cylinder walls
Elliptical geometry promotes even load distribution and reduces wear
Manufactured in Germany to high precision standards

Specifications

Bore Size: 66.40 mm
Piston Diameter: 66.34 mm
Engine Displacement: 249 cm³
Stroke: 72.00 mm
Clearance: 0.06 mm
Compression Height: 38.00 mm
Compression Ratio: 2-stroke (Wossner and OEM)

Cross-Reference OEM and Equivalent Part Numbers

13100-KS7-000
09104727
614M06640

Cross-Reference Wossner Part Numbers

Piston Kit: 8021DA
Lock: CW18
Pin: WP033
Ring Set: RSB6640 x 2
Rod: P2021

Vehicle Fitments

1986 Honda CR250R
1987 Honda CR250R
1988 Honda CR250R
1989 Honda CR250R
1990 Honda CR250R
1991 Honda CR250R
1992 Honda CR250R
1993 Honda CR250R
1994 Honda CR250R
1995 Honda CR250R
1996 Honda CR250R

Vehicle Compatibility

Please check the exact model and year before ordering.

Manufacturer	Model	Years
SUZUKI	RM 250	1996-1997
HONDA	CR 250	1986-1996

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.