PISTON KIT 1988 RM125 54.50, WOSSNER 8138D050 SUZUKI MX 12110-14513
The Wossner 8138D050 piston kit features a 54.50 mm bore for +0.50 mm oversize applications. This forged piston is manufactured in Germany, offering superior strength and efficient thermal transfer. Its elliptical design promotes even bearing surface contact under high-temperature expansion, minimizing localised pressure and reducing the risk of piston collapse. This kit includes all necessary components for engine rebuilding, including a forged piston, lock CW15, pin WP032, ring set RSB5450, and rod P2015. Specifications include a 54.00 mm stroke, 123 cm³ displacement, 0.06 mm clearance, and 29.50 mm compression height. This kit is cross-referenced with OEM part number 12110-14513.
- SKU
- 56-W568+050.WO
- Brand
- Wossner
- Availability
- In Stock (4)
FULL DESCRIPTION
Wossner Piston Kit - 54.50mm Bore
This Wossner piston kit is engineered for high-performance applications, featuring a 54.50 mm bore for +0.50 mm oversize. Precision manufactured in Germany, this forged piston is designed for superior strength and efficient thermal transfer. The innovative elliptical design ensures even bearing surface contact under extreme temperatures, minimizing localized pressure and preventing piston collapse. This comprehensive kit includes all essential components for a reliable engine rebuild.
Key Features
- Forged piston construction for maximum strength and thermal efficiency.
- Enhanced heat transfer capabilities from the combustion chamber to the cylinder walls.
- Elliptical piston profile promotes uniform pressure distribution under operational heat.
- Designed to reduce the risk of piston collapse caused by thermal stress.
- German engineering ensures precision, quality, and performance.
Specifications
- Bore Size: 54.50 mm
- Actual Bore Diameter: 54.44 mm
- Stroke: 54.00 mm
- Display Displacement: 123 cm³
- Clearance: 0.06 mm
- Compression Ratio: 2-stroke (Wossner and OEM)
- Compression Height: 29.50 mm
Cross-Reference Information
OEM Part Number: 12110-14513
Wossner Part Number: 8138D050


