Wiseco K656M85AP Professional Series Piston Set 85mm Bore 4G63

The Wiseco K656M85AP is a Professional Series forged racing piston set designed for Mitsubishi 4G63 engines, featuring 85.00mm bore, 35.00mm compression height, and 0.866 inch pin diameter. Professional Series forged racing pistons from Wiseco are no-expense-spared pistons designed for the serious racers and builders, packed full of custom-level performance and durability features and provided with premium rings.

Key Features:

• Engineered, forged, and machined in the USA from 2618 aluminum for improved tensile strength
• ArmorGlide® Skirt Coating provides seizure resistance, friction reduction, and quieter operation
• Fully machined crown features with precision ring grooves
• Anti-detonation groove and additional ring seal improving features

These pistons are designed and built for use in heavy to severe duty race builds, making them ideal for high-performance applications where reliability and power are critical. Each kit contains precision-crafted pistons, high-quality piston rings, and robust wrist pins engineered for maximum performance in demanding racing conditions.