NPR SWF20066-1 Piston Ring Set

The NPR SWF20066-1 is a precision-engineered piston ring set designed for reliable engine performance and durability. NPR (Nippon Piston Ring) is a leading manufacturer of premium piston rings, known for their Japanese quality and engineering excellence.

Key Features:

• Premium quality piston rings manufactured to OEM specifications
• Advanced surface treatments including chrome plating and ferrox coating for enhanced wear resistance
• Precision-ground ring faces for optimal sealing and reduced oil consumption
• High-tensile steel construction for superior strength and durability
• Designed to seal combustion gases, control lubricating oil, and dissipate heat effectively
• Engineered to prevent wear and seizure under severe operating conditions

NPR piston rings feature advanced materials and surface treatments that provide over 60% reduction in ring wear compared to traditional cast iron rings. The rings are manufactured following Japanese Industrial Standards (JIS B8032-6-1998) for consistent quality and precise fitment. Each ring set includes compression rings with chrome or ferrox surface treatments and oil control rings designed for optimal engine sealing and performance.