Carrillo CPN-3287 Piston Ring Set for 83.5mm Bore CP Pistons

The Carrillo CPN-3287 is a high-performance piston ring set engineered for 83.5mm (3.287") bore pistons. This CPN-series ring set is specifically designed for sport compact and smaller bore engines that demand superior sealing power under high cylinder pressure conditions.

Key Features:

• Designed for 83.5mm (3.287") bore diameter
• Compatible with CP-Carrillo pistons including SC7350, SC7469, and SC7541
• Gas nitrided steel top compression ring for compatibility with Nikasil, Alusil, and cast iron cylinder bores
• Cast iron second ring with taper hook groove face for enhanced oil control
• Low tension design minimizes friction and parasitic drag
• Scuff-resistant construction allows maximum efficiency without damaging the bore
• Price is per cylinder - order quantity needed for complete engine rebuild

CP-Carrillo CPN ring sets are engineered to meet the demanding requirements of high-performance engines with elevated cylinder pressures. The nitrided top ring ensures extended service life and protection under extreme operating conditions, while the specialized second ring design aids in oil control. These rings are manufactured to work seamlessly with modern cylinder materials and provide optimum sealing with minimal drag for improved performance.