2Bros Parts

PISTON KIT 97-01 CR250 66.40, WOSSNER 8161DA1-RING, PISTON KIT 97-01 CR250 66.40

$169.96

4.1 Trustpilot 99.9% positive on eBay

Delivery to United States 5–8 business days

Out of Stock

Wossner forged piston kit 8161DA features a 1-ring configuration with a 67.40 mm bore and a 66.34 mm actual piston diameter. This German-engineered piston provides high durability and efficient thermal performance through its forged structure and elliptical design. Features include forged construction for enhanced durability and strength, an elliptical profile for uniform pressure distribution during thermal expansion, and efficient heat transfer. Specifications include a bore size of 67.40 mm, actual piston diameter of 66.34 mm, displacement of 290 cm³, stroke of 72.00 mm, clearance of 0.06 mm, 2-stroke compression ratio, and a compression height of 38.00 mm. Cross-reference OEM part number 13101-KZ3-L10. Cross-reference component part numbers include piston kit 8161DA, lock CW18, pin WP033, ring set RSB6640, and rod P2021.

Specifications
SKU
56-W703+00A.WO
Brand
Wossner
Availability
Out of Stock
General Product Group
Engine
General Product Type
Pistons & Kits
General Size
66.40mm
Variant Id
257514
Delivery5–8 business days
14-Day ReturnsHassle-free
Easy CheckoutCard friendly
Product details

FULL DESCRIPTION

Wossner Forged Piston Kit 8161DA for Honda CR250R

Experience enhanced durability and superior thermal performance with the Wossner forged piston kit 8161DA. Engineered in Germany, this standard size piston is meticulously crafted for Honda CR250R models, offering a precise fit and reliable operation.

Key Features

  • Forged construction for superior strength and longevity
  • Elliptical piston profile for optimized pressure distribution during thermal expansion
  • Designed for efficient heat transfer from the combustion chamber
  • Precision German engineering ensures high quality and reliability
  • 1-ring configuration for specific performance characteristics

Specifications

  • Bore Size: 67.40 mm
  • Actual Piston Diameter: 66.34 mm
  • Displacement: 290 cm³
  • Stroke: 72.00 mm
  • Clearance: 0.06 mm
  • Compression Ratio: 2-stroke (compatible with Wossner and OEM specifications)
  • Compression Height: 38.00 mm

Component Details

  • Piston Kit: 8161DA
  • Lock: CW18
  • Pin: WP033
  • Ring Set: RSB6640
Before you buy

QUESTIONS? JUST ASK

Talk to John or Phil. Real people, Monday to Friday, 10:00 to 17:00 (UK time).

Call or email us with your make, model and year and we will check it for you before you order.

Yes. We ship from the UK. Orders ship within 3 working days, then delivery to the United States takes 5–8 business days. The delivery price is shown at checkout before you pay. Delivery details

Yes. You have 14 days from delivery to return it, unused and in its original packaging. Contact us first and we will send you the return instructions. Returns policy

By card, PayPal, Apple Pay or Google Pay, or spread the cost with Klarna. Payment is taken securely by Stripe, and the options for your order are shown at checkout.

Any customs duties or import taxes charged in the United States are paid by you when the parcel arrives. Any tax we collect ourselves is shown at checkout before you pay.

More answers in our FAQ.

Trade pricing available

Buying parts for your business? Apply for a 2BrosParts trade account.

Apply for Trade

Out of stock