Enhance your Honda B18 engine with the Wiseco K542M815 Professional Series forged racing pistons designed for serious performance applications. Crafted from high-strength 2618 aluminum and precision-machined in the USA, these pistons provide exceptional tensile strength and durability for heavy to severe duty race builds. The set includes four pistons, each featuring precision ring grooves, an anti-detonation groove, and advanced ring seal enhancements to optimize combustion efficiency and power output. The ArmorGlide skirt coating reduces friction, minimizes seizure risk, and ensures quieter operation during high-performance driving, making these pistons ideal for demanding racing environments. Fully machined crowns and forced pin oiling contribute to consistent performance and longevity, allowing you to push your engine to the limits without compromise. Whether rebuilding or upgrading your engine, these Wiseco pistons deliver custom-level performance with premium rings included to ensure proper sealing and durability. Designed specifically for sport compact vehicles, this piston set is engineered for reliability and maximum power, helping you remove limits and achieve peak engine performance.

Features:

• Engineered, forged, and machined in the USA from 2618 aluminum for improved tensile strength
• Precision ring grooves, anti-detonation groove, and enhanced sealing features
• ArmorGlide skirt coating for seizure resistance, friction reduction, and quieter operation
• Designed for heavy to severe duty racing applications
• Fully machined crown with custom performance specifications
• Forced pin oiling system for consistent lubrication and durability