PISTON KIT 87-93 KTM125, WOSSNER 8011DB FORGED MX

Wossner Forged Piston Kit 54.20mm (+0.01) for KTM 125cc

This Wossner forged piston kit, model 8011DB, is precision-engineered for high-performance KTM 125cc two-stroke engines manufactured between 1987 and 1993. Constructed using a forged design, this piston offers superior strength and durability for demanding riding conditions. Its advanced elliptical shape ensures uniform bearing surface distribution, even under thermal expansion, which helps prevent piston collapse and enhances overall engine efficiency by optimizing heat transfer from the combustion chamber to the cylinder walls. Manufactured in Germany, this kit adheres to stringent quality standards for reliable performance.

Key Features:

• Forged piston design for increased strength and longevity.
• Engineered for optimized heat transfer from the combustion chamber to cylinder walls.
• Elliptical shape promotes uniform load distribution and prevents localized stress.
• High-quality manufacturing standards from Germany.

Specifications:

• Engine Displacement: 125 cm³
• Bore Size: 54.20mm (+0.01 oversize)
• Stroke: 54.10mm
• Piston-to-Wall Clearance: 0.06mm
• Compression Height: 28.00mm
• Compression Ratio: Compatible with 2-stroke (Wossner and OEM)

Included Components:

• Wossner Piston: 8011DB
• Lock: CW15
• Pin: WP032
• Ring Set: RSB5425 (quantity 2)