NPR 10-853-0 Piston and Ring Kit for Ford 3.551" Bore

The NPR 10-853-0 is a complete piston and ring kit designed for Ford engines with a 90.20mm (3.551") bore diameter. This kit includes all the pistons and rings needed for a complete engine rebuild in one convenient package.

Key Features:

• Complete piston and ring kit manufactured by NPR (Nippon Piston Ring)
• Bore diameter: 90.20mm (3.551")
• MS coating surface treatment for enhanced durability
• Precision clearance specification: 0.030mm (0.0012") measured at 13.00mm (0.512") from the bottom
• Manufactured to strict Japanese Industrial Standards (JIS) B8032-6-1998
• Steel and cast iron construction with advanced surface treatments

NPR pistons and rings are engineered to seal combustion gases, control lubricating oil, dissipate heat, and prevent wear and seizure under severe operating conditions. The company's advanced manufacturing processes include chrome plating, nitriding, and PVD treatments to enhance wear resistance and durability for modern high-performance engines.