2Bros Parts

PISTON KIT SACHS 125/7 55.75, WOSSNER 8287D200 PIN 16mm

£126.78Only 1 left

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Wossner forged piston kit with 55.75mm bore. This is an oversized (+2.00mm) replacement for the Sachs 125/7 engine. Precision-forged in Germany, it is engineered for strength, thermal efficiency, and longevity. Features forged construction for high durability and performance, optimized for efficient heat transfer, and an elliptical design for uniform bearing surface under thermal expansion. Provides even thrust load distribution, minimising localised pressure points. Manufactured in Germany. Bore: 55.75mm (+2.00mm Oversize). Actual bore: 55.69mm. Display volume: 122 cm³. Stroke: 54.00mm. Clearance: 0.06mm. Wossner compression ratio: 2-stroke. OEM compression ratio: 2-stroke. Compression height: 38.00mm. Cross-reference OEM part numbers: 56-W9844.200, 8287D200. Clip Part Number: CW16. Pin Part Number: WP136. Ring Set Part Number: RSB5575 (x2). Weight: 194g.

Specifications
SKU
56-W9844.200
Brand
Wossner
Availability
In Stock (1)
General Product Group
Engine
General Product Type
Pistons & Kits
General Size
55.75mm
Variant Id
258900
Delivery2–4 business days
14-Day ReturnsHassle-free
Easy CheckoutCard friendly
Product details

FULL DESCRIPTION

Wossner Forged Piston Kit - 55.75mm Bore

Upgrade your engine's performance and durability with this precision-engineered Wossner forged piston kit. Designed as an oversized replacement for the Sachs 125/7 engine, this kit features a 55.75mm bore, offering a +2.00mm advantage. Meticulously forged in Germany, Wossner pistons are renowned for their exceptional strength, superior thermal efficiency, and extended service life, ensuring reliable performance even under demanding conditions.

The innovative elliptical piston profile is engineered to promote even expansion and optimal load distribution across the piston surface. This design effectively reduces localized stress and prevents premature failure, particularly crucial in high-performance two-stroke applications. Experience enhanced heat transfer from the combustion chamber to the cylinder walls, contributing to efficient operation and longevity.

Key Features:

  • Forged construction ensures high durability and maximum performance potential.
  • Optimized design for efficient heat transfer, contributing to optimal operating temperatures.
  • Elliptical piston profile provides a uniform bearing surface during thermal expansion.
  • Even thrust load distribution minimizes localized pressure points for increased longevity.
  • Precision manufactured in Germany for uncompromising quality.

Specifications:

  • Bore Size: 55.75mm (Oversize +2.00mm)
  • Actual Bore Measurement: 55.69mm
  • Display Volume: 122 cm³
  • Stroke Length: 54.00mm
  • Piston to Cylinder Clearance: 0.06mm
  • Compression Height: 38.00mm
  • Wossner Compression Ratio: 2-stroke
  • OEM Compression Ratio: 2-stroke

This kit includes all necessary components for a complete installation, featuring specific part numbers for clips, pins, and ring sets, ensuring compatibility and ease of sourcing replacements.

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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

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