NPR Piston Rings 20-GNHS4090K8 Performance Piston Ring Set for V8 Engines, 4.090 Inch Bore, Steel, Nitride Finish

The NPR Piston Rings 20-GNHS4090K8 are designed for high-performance V8 engines, providing precise sealing and durability. These piston rings feature a bore diameter of 4.090 inches, suitable for rebuilds and performance applications. Constructed from high-quality steel and finished with a nitride coating, they offer excellent wear resistance and longevity. The set includes eight rings with a standard tension fit, ensuring reliable compression and oil control for optimal engine operation. Each ring measures 1.2 mm in thickness with a 3.0 mm ring gap, fitting a range of American V8 engine configurations. These piston rings are engineered for professional use, whether for restoration or performance upgrades, and are compatible with stock or modified engine builds. Proper installation and clearances are recommended to maximize performance and engine life. This kit is suitable for use in various automotive applications and is designed to meet or exceed OEM specifications for durability and efficiency.

Features:

• Bore Diameter: 4.090 inches for V8 engine compatibility

• Material: Steel for strength and durability

• Finish: Nitride coating for wear resistance

• Ring Thickness: 1.2 mm with 3.0 mm ring gap

• Standard tension set designed for reliable compression and oil control

• Includes eight piston rings suitable for 8-cylinder engines

• Engineered for high-performance and rebuild applications