CYLINDER FULL KIT 83mm 2004-2008 KAWASAKI KX 250 SUZUKI RM 250 ATHENA 290CC BIG BORE (piston included)

Athena 290cc Big Bore Cylinder Kit - 83mm

Enhance your motorcycle's performance with the Athena Big Bore Cylinder Kit. This premium kit is engineered in Italy by Athena's expert R&D Department, utilizing advanced design and testing tools.

The cylinder features a durable Motor-Nicksil coating, a proprietary nickel-silicon finish developed by Athena for superior smoothness and wear resistance. Athena Big Bore Kits are globally recognized for their exceptional performance, longevity, and reliability, delivering noticeable power gains across the entire RPM range while maintaining the reliability of original components.

This comprehensive kit includes a high-quality aluminum cylinder with an increased bore, a complete piston assembly with pin and rings, and all necessary gaskets. Each component is rigorously tested by Athena technicians to withstand extreme temperatures, pressures, and stresses, ensuring validation through demanding bench and road tests. The cylinder kit can be installed without requiring any modifications to the engine crankcase.

Key Features:

• Bore Diameter: 83.00 mm
• Displacement: 290 cc
• Compression Ratio: 12.8:1
• Coated with Athena's proprietary Motor-Nicksil for optimal wear resistance
• Engineered and tested in Italy for superior quality
• Increases engine performance without compromising reliability
• Includes cylinder, piston, piston pin, rings, and all necessary gaskets
• No crankcase modifications required for installation
• Net Weight: 2.12 Kg