PISTON KIT 87-06 YFZ350 64.50, NAMURA NA-40001-2 YAMAHA

Namura Piston Kit

Upgrade your engine's performance and longevity with this high-performance Namura Piston Kit. Engineered in the USA and manufactured in Taiwan, these pistons are designed for demanding applications.

Key Features:

• High-Silicon Content Hypereutectic Cast Aluminum: This advanced material offers reduced heat expansion, tighter clearances, increased hardness, longer life, and reduced scuffing.
• Machined Smooth Piston Crowns: Designed for reduced carbon buildup, leading to increased horsepower and improved fuel economy.
• Hard Anodized Crowns: These crowns are 75% stronger than non-anodized options, providing minimal expansion and reducing the risk of cold seizures, especially when paired with coated skirts.
• Teflon/Molybdenum Coated Skirts (MOS2): These specially coated skirts perform at the highest standards, significantly reducing friction and heat for enhanced power and durability.
• Oversize Options Available: Namura rings are designed to match OEM specifications, with fractional oversize options (-B and -C) for precise fitting.
• Bore Size: 64.50mm