NPR Piston Rings 20-GNHM3937K8 Performance V8 Piston Ring Set

NPR Piston Rings 20-GNHM3937K8 is a piston ring set designed for American V8 engines with a 3.937-inch bore. The set uses a 1.2 x 1.5 x 3.0 mm ring thickness combination and is configured for 8-cylinder applications.

These piston rings feature standard tension and steel construction with a nitride finish. The design is intended for performance-oriented engine applications requiring a matching ring set for the specified bore and ring dimensions.

Verify engine specifications, bore size, ring thickness requirements, and application details before ordering to ensure the set matches the intended build. This product is supplied as a kit for the stated 8-cylinder American V8 application.

Features:

• Application: American V8 engine ring series
• Cylinder Configuration: Designed for 8-cylinder applications
• Bore Size: 3.937 inches
• Ring Thickness: 1.2 x 1.5 x 3.0 mm
• Tension: Standard tension
• Material: Steel
• Finish: Nitride
• Product Type: Piston ring set kit