2Bros Parts

PISTON KIT 11-14 KX250F 77mm B, 8814DB WOSSNER KAWASAKI

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Wossner forged piston kit with a 77.01mm bore size (76.97mm actual) and two-ring design. Manufactured in Germany, this piston features an elliptical contour for even load distribution under heat expansion, engineered for efficient combustion heat transfer. Specifications include a 249 cm³ displacement, 53.60 mm stroke, 0.04 mm clearance, OEM compression ratio of 13.50:1, -2.80 cm³ dome volume, and 19.60 mm compression height. Lock part number CW16, pin part number WP070, and ring set part number 770XAS-2. Weight is 226 grams.

Specifications
SKU
56-W952.B.WO
Brand
Wossner
Availability
In Stock (1)

Fitments (7)

MakeModelYear
KAWASAKIKX 250F2010
KAWASAKIKX 250F2011
KAWASAKIKX 250F2012
KAWASAKIKX 250F2013
KAWASAKIKX 250F2014
KAWASAKIKX 250F2015
KAWASAKIKX 250F2016
General Product Group
Engine
General Product Type
Pistons & Kits
General Size
77.00mm
Variant Id
258360
Delivery2–4 business days
14-Day ReturnsHassle-free
Easy CheckoutCard friendly
Product details

FULL DESCRIPTION

Wossner Forged Piston Kit for Kawasaki KX250F

Enhance the performance and longevity of your Kawasaki KX250F with this premium forged piston kit from Wossner. Engineered for precision and durability, this kit is designed to meet the demands of high-performance riding.

Key Features:

  • Forged Construction: Built with a robust forged design and a two-ring configuration for exceptional strength and reliability under demanding conditions.
  • Elliptical Piston Design: Features an advanced elliptical contour that ensures even load distribution, even as the piston expands with heat, leading to smoother operation and reduced wear.
  • Optimized Heat Transfer: The piston is engineered for efficient transfer of combustion heat to the cylinder walls, contributing to consistent engine performance.
  • German Engineering: Manufactured in Germany, ensuring high standards of quality and precision in every component.

Specifications:

  • Bore Size: 77.01mm (actual 76.97mm)
  • Displacement: 249 cm³
  • Stroke: 53.60 mm
  • Clearance: 0.04 mm
  • Compression Ratio (Wossner): OEM
  • Compression Ratio (OEM): 13.50:1
  • Dome Volume: -2.80 cm³
  • Compression Height: 19.60 mm
  • Lock Part Number: CW16
  • Pin Part Number: WP070
  • Ring Set Part Number: 770XAS-2
Before you buy

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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.

UK delivery is £4.99, or free on orders over £60. Orders ship within 3 working days, then delivery takes 2–4 business days. 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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