High-performance Prox piston kit designed for Arctic Cat B-case series engines — precise 78.00 mm bore size, OEM-compatible replacement with enhanced durability and compression control.

Description

• High-quality cast piston made with dedicated tooling and molding
• Made from hypereutectic alloy for extra strength and reduced expansion
• Special dual-ring setup for improved durability and resistance to wear
• Full MOS2 skirt coating for improved breaking in and resistance to scuffing
• Anodized piston dome for increased protection against excessive heat
• Usage of high-quality rings such as Riken for optimum heat transfer and sealing
• Kit includes piston, rings, pin, clips and top-end bearing

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