NPR Piston Rings 20-GNHD4155K8 Performance V8 Engine Ring Set, 4.155 Inch Bore, Steel, Nitride Finish

The NPR Piston Rings 20-GNHD4155K8 Performance V8 Engine Ring Set is designed for high-performance applications with a 4.155-inch bore. These piston rings are crafted from durable steel with a nitride finish, providing excellent wear resistance and longevity. The set includes eight rings with a standard tension, suitable for V8 engines requiring reliable sealing and optimal compression. Each ring features dimensions of 1.5 mm top and second compression rings and a 3.0 mm oil control ring, ensuring proper oil regulation and combustion efficiency. These rings are engineered to meet or exceed OEM specifications, making them an ideal choice for engine rebuilds or performance upgrades. They are compatible with American V8 engines and are supplied as a complete kit for straightforward installation, ensuring consistent performance and engine integrity. The rings are not air-restricted and are suitable for various vehicle applications, including performance and daily driving setups. These piston rings are designed to withstand high temperatures and pressures, maintaining compression and reducing blow-by to optimize engine power and efficiency.

Features:

• Performance piston ring set for V8 engines with 4.155 inch bore

• Constructed from high-strength steel with nitride finish for enhanced durability

• Includes eight rings: two compression rings and one oil control ring per piston

• Standard tension design for reliable sealing and consistent performance

• Engineered for high-temperature and high-pressure conditions

• Designed for easy installation in American V8 engine rebuilds and upgrades

• Optimizes engine compression and oil control for improved efficiency