Wiseco PK1826 Top End Kit 2009 Kawasaki KX250F 77mm Forged Piston 4927M

The Wiseco PK1826 is a complete top end kit engineered specifically for the 2009 Kawasaki KX250F, featuring a 77mm (4927M) forged piston built to exceed OEM standards in both performance and durability. Engineered, forged, and machined in the USA at Wiseco's Mentor, Ohio manufacturing facility, this kit delivers everything needed for a full top end rebuild in a single box.

Kit Includes:

• Forged piston — designed for the specific engine application and built to the tightest tolerances for the ultimate combination of performance and strength
• Top end gasket kit — premium materials providing superior sealing technology that exceeds OEM standards
• High-performance ring set — engineered for extended service life and sustained power output
• Alloy wrist pin — precision machined from high-quality alloy for consistent strength and reduced friction
• Circlips — for complete, ready-to-install assembly
• Top end needle bearing — premium quality for smooth, reliable operation

Key Features:

• Dedicated forgings allow for an optimized strength-to-weight ratio utilizing aerospace-grade alloy
• Improved tensile strength of forged material optimizes strength and service life
• 4-stroke kit features a race-ready dome finish with smooth edges for improved combustion flow
• CNC machined to exacting tolerances for optimal cam shape, profile, and peak horsepower
• Proven at every level of riding and chosen by top race teams across all disciplines

The Wiseco PK1826 top end kit is the trusted choice for motocross riders and mechanics who demand race-proven reliability. Born over 80 years ago from a passion for racing, Wiseco is a world leader in manufacturing high-performance forged pistons for the motorcycle, ATV, and powersports markets. Forging number 4927M is dedicated to this specific application, ensuring a precise fit and maximum performance for your KX250F rebuild.