CYLINDER FULL KIT 77MM HONDA CRF 250 10-13, ATHENA P400210100032 STD, (Piston included)

Athena Standard Bore Cylinder Kit - 77mm

Enhance the performance and reliability of your motorcycle with this high-quality Standard Bore Cylinder Kit from Athena. Designed with precision and engineered in Italy, this kit is a direct replacement for original spare parts, ensuring optimal performance and durability.

Athena's extensive experience in aftermarket cylinder parts is reflected in the advanced technology and materials used. The cylinder features a proprietary motor-nicksil coating, a nickel-silicon blend developed by Athena for superior smoothness and exceptional wear resistance. This lightweight aluminum cylinder is built to withstand extreme temperatures, pressures, and stresses, validated through rigorous bench and road testing.

This comprehensive kit includes a high-quality aluminum cylinder with a standard bore, a complete piston assembly (including piston pin and rings), and all necessary gaskets. The piston is specifically designed to minimize friction, contributing to overall engine efficiency. Installation is straightforward, requiring no modifications to the engine crankcase.

Key Features:

• Standard Bore Diameter: 77.00 mm
• Compression Ratio: 13.2:1
• Displacement: 249 cc
• Engineered and manufactured in Italy
• Features Athena's proprietary motor-nicksil coating for enhanced smoothness and wear resistance
• Lightweight aluminum cylinder construction
• Piston designed for reduced friction
• Includes cylinder, complete piston assembly, and all required gaskets
• No engine crankcase modifications needed for installation
• Validated for high temperatures, pressures, and stresses