NPR Piston Rings 20-GNHM4130K8 Performance V8 Piston Ring Set, 4.130 Inch Bore, Steel, Nitride Finish

The NPR Piston Rings 20-GNHM4130K8 are engineered for high-performance V8 engines, offering a reliable seal and optimal engine efficiency. Designed with a 4.130-inch bore, these piston rings feature a steel construction with a nitride finish that enhances durability and wear resistance. The set includes eight rings with a standard tension, suitable for restoring or building V8 engines with precision and longevity. Each ring is crafted to meet strict manufacturing standards, ensuring consistent performance across applications. The dimensions of 1.2 mm and 1.5 mm thickness provide a balanced combination of compression and oil control, making them ideal for demanding engine rebuilds or upgrades. These piston rings are compatible with a variety of American V8 engines and are suitable for use in both street and performance engines. Their robust construction and precise fit help improve compression, reduce blow-by, and extend engine life. Whether you're restoring a classic muscle car or building a high-performance racing engine, these NPR piston rings are designed to deliver reliable sealing and consistent operation under demanding conditions.

Features:

• Designed for American V8 engines with a 4.130-inch bore

• Constructed from durable steel with a nitride finish for wear resistance

• Standard tension piston rings for reliable sealing

• Includes eight rings suitable for engine rebuilds or upgrades

• Optimized dimensions for compression and oil control

• Compatible with performance and street engines

• Precision manufacturing for consistent fit and function