Wiseco Pistons K672M81AP Honda R18A 81mm Bore Piston Kit 8.9:1 Compression

The Wiseco K672M81AP piston kit is engineered specifically for Honda R18A engines, delivering reliable performance for street and performance applications. This shelf stock kit features an 81.00mm bore diameter with an 8.9:1 compression ratio and -10cc dome design, optimized for naturally aspirated builds seeking improved throttle response and efficiency.

Key Specifications:

• Bore diameter: 81.00mm (standard bore)
• Compression ratio: 8.9:1
• Dome volume: -10cc (dish piston)
• Application: Honda R18A engines
• Complete shelf stock kit ready to install

Features:

• Forged aluminum construction for superior strength and heat resistance
• Precision machined to OEM specifications for direct fitment
• ArmorGlide skirt coating reduces friction and wear
• Includes pistons, rings, pins, and clips for complete installation
• Manufactured in the USA to Wiseco's exacting quality standards

Wiseco pistons are trusted by professional engine builders and enthusiasts worldwide for their durability and performance. This kit provides an excellent foundation for engine rebuilds, offering improved reliability over worn OEM components while maintaining streetability.