2Bros Parts

PISTON KIT 77-82 DT175 67.00, FORGED WOSSNER 8182D100

$175.73

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Delivery to United States 5–8 business days

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Wossner forged piston kit with a 66.50mm bore and 66.44mm diameter. Manufactured in Germany, this piston offers superior strength and design, ensuring optimal heat transfer to cylinder walls. Its elliptical design provides a uniform bearing surface under heat expansion, reducing localized pressure and evenly distributing thrust loads to prevent piston collapse. Specifications include a 50.00mm stroke, 0.06mm clearance, 2-stroke Wossner compression ratio, 2-stroke OEM compression ratio, and 30.00mm compression height. Wossner part number 8182D100.

Specifications
SKU
56-W254.100.WO
Brand
Wossner
Availability
In Stock (2)

Fitments (4)

MakeModelYear
YAMAHADT 1751978
YAMAHADT 1751979
YAMAHADT 1751980
YAMAHADT 1751981
General Product Group
Engine
General Product Type
Pistons & Kits
General Size
67mm
Variant Id
255242
Delivery5–8 business days
14-Day ReturnsHassle-free
Easy CheckoutCard friendly
Product details

FULL DESCRIPTION

Wossner Forged Piston Kit for Yamaha 175cc Engines

Enhance the performance and durability of your Yamaha motorcycle with this premium Wossner forged piston kit. Engineered in Germany, this piston is designed for superior strength and optimal heat transfer, ensuring efficient combustion and extended engine life.

The advanced elliptical design of this piston provides a uniform bearing surface, even under extreme heat expansion. This intelligent design minimizes localized pressure points and evenly distributes thrust loads, effectively preventing piston collapse and promoting smoother operation.

Key Features:

  • Forged Construction: Offers exceptional strength and resilience for high-performance applications.
  • Optimized Heat Transfer: Facilitates efficient heat dissipation to the cylinder walls, improving combustion performance.
  • Elliptical Design: Ensures uniform load distribution and a consistent bearing surface under varying temperatures, reducing wear.
  • German Engineering: Manufactured to exacting standards in Germany for reliability and precision.

Specifications:

  • Bore Diameter: 66.50mm
  • Piston Diameter: 66.44mm
  • Stroke: 50.00mm
  • Piston Clearance: 0.06mm
  • Compression Height: 30.00mm
  • Wossner Compression Ratio: 2-Stroke
  • OEM Compression Ratio: 2-Stroke

This kit includes essential components for a complete installation:

  • Lock Piston Rings: CW16
  • Piston Pin: WP027
  • Ring Set: RSB6700 (Quantity: 2)
Before you buy

QUESTIONS? JUST ASK

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

Check the fitment table on this page against your make, model and year. Not sure? Call or email us 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

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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.

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