Manley 46263-8 Performance Piston Ring Set Bore File Fit - 4.155 8-Cylinder

The Manley 46263-8 is a high-performance piston ring set engineered for demanding applications requiring superior sealing and durability. Designed for 4.155-inch bore engines, this complete 8-cylinder set features Manley's Classic Race construction with Total Seal manufacturing.

Key Features:

• 4.155-inch (105.537mm) bore diameter with file-fit design for precise end gap adjustment
• High-performance ductile iron top ring with plasma-moly facing for exceptional wear resistance
• 0.043-inch (1/16-inch) top and second ring thickness
• Reverse-twist cast iron second ring with taper face design
• 3-piece standard-tension oil ring with 3.0mm thickness and stainless steel construction
• Oil ring tension rating: 9-13 lbs for optimal cylinder wall contact
• Complete set for 8 cylinders

Manley partners exclusively with Total Seal to deliver piston rings with superior sealing characteristics and maximum horsepower potential. The plasma-moly inlay on the top ring provides excellent scuff resistance during break-in and long-term durability under high-stress conditions. The file-fit design allows engine builders to custom-gap the rings for specific applications, ensuring optimal performance and ring seal.