PISTON KIT 88-92 YZ80 48.00, WOSSNER 8187DA YAMAHA MX, 39K-11611-00-00

Wossner 8187DA Piston Kit - 48.00mm Bore

Enhance the performance and durability of your engine with the Wossner 8187DA Piston Kit. Specifically engineered for demanding applications, this kit features a forged piston construction for superior strength and longevity. German precision manufacturing ensures high quality and reliable thermal performance, crucial for maintaining optimal engine function under stress.

The innovative elliptical piston design is key to its advanced performance. This design allows for even distribution of load during thermal expansion, which significantly reduces localized pressure points. By minimizing these stress concentrations, the Wossner piston effectively prevents piston collapse and deformation, ensuring a longer lifespan for your engine components.

This comprehensive kit includes all essential parts needed for a professional engine rebuild, offering a complete solution for restoring or upgrading your engine.

Key Features

• Forged Piston Construction: Delivers exceptional strength, durability, and resistance to wear.
• Efficient Heat Transfer: Designed to effectively transfer heat to cylinder walls, promoting stable engine temperatures.
• Elliptical Piston Profile: Minimizes stress caused by thermal expansion, reducing the risk of engine damage.
• Prevents Piston Failure: Engineered to withstand high loads without deforming or failing.
• Precision German Engineering: Manufactured to the highest standards for reliable performance.

Specifications

• Bore Size: 48.00 mm
• Actual Bore Diameter: 47.95 mm
• Stroke: 45.60 mm
• Displacement: 82 cm³
• Clearance: 0.05 mm
• Compression Ratio: 2-stroke (Wossner and OEM)
• Compression Height: 27.00 mm

Cross-Reference Information

OEM Part Numbers:

• 39K-11611-00-00
• 569M04800

Wossner Part Components:

• Piston Kit: 8187DA
• Lock: CW12
• Pin: WP091
• Ring Set: RSB4800