Perfect Circle 3150036-035 Plasma Moly Piston Ring Set 4.030" Bore 8-Cylinder

The Perfect Circle 3150036-035 is a premium performance piston ring set engineered for precision and durability in 8-cylinder engine applications. This file-fit ring set is designed for a 4.030 inch bore diameter and features advanced materials for superior sealing and long-lasting performance.

Key Features:

• Plasma moly top compression ring for enhanced wear resistance and oil retention
• Ring thickness: 1/16 x 1/16 x 3/16 inch configuration
• Standard tension design for reliable cylinder sealing
• Ductile iron top ring with cast iron second ring for optimal compression control
• 3-piece oil ring featuring a stainless steel expander between two chrome-faced steel rails
• File-fit design allows for precise end gap adjustment during installation
• Complete 8-cylinder ring set for engine rebuilds and overhauls

Perfect Circle is now part of Mahle GmbH, ensuring these rings are manufactured to OE-quality standards with strict quality controls. The plasma moly facing on the top ring provides exceptional protection under severe operating conditions, while the napier-style second ring design delivers superior oil control and compression sealing for high-performance and street applications.