Wiseco 4828M03900 Forged Piston Kit for Honda Z50R 1982-1988

The Wiseco 4828M03900 is a forged piston kit designed for the Honda Z50R (1982–1988). Wiseco pistons are manufactured from high-silicon, low-expansion aluminum alloy, delivering superior strength, reduced reciprocating weight, improved heat transfer, and extended service life compared to cast alternatives.

Key Features:

• Forged Construction: High-silicon, low-expansion aluminum alloy for superior strength and durability over stock cast pistons
• Diamond-Turned Finish: CNC-machined on precision turning centers for consistent sizing and a perfect surface finish, minimizing break-in time
• Broad Cylinder Compatibility: Engineered to work reliably in cast iron, chrome, Nikasil, and boron composite cylinder bore compositions
• Oversize Availability: Part of Wiseco's extensive oversize piston lineup, helping extend the life of worn cylinders or accommodate resleevable bores
• Complete Kit: Includes piston, rings, circlips, and wrist pin for a straightforward, all-in-one installation

Wiseco's state-of-the-art computerized manufacturing facility serves both competitive racers and recreational riders, producing forged pistons held to exacting tolerances. The 4828M03900 is a direct replacement or performance upgrade piston for the Honda Z50R mini bike platform.