Manley 46620ST-8 Steel Top Piston Ring Set Ford 4.6L 5.4L 3.572 Bore

The Manley 46620ST-8 is a high-performance piston ring set engineered for Ford 4.6L and 5.4L modular V8 engines with a 3.572-inch bore (.020 inch oversize). This complete 8-cylinder kit is specifically designed for forced induction and nitrous oxide applications where durability and sealing performance are critical.

Key Features:

• Premium stainless steel top ring with chrome nitride face coating for superior wear resistance
• Reverse twist cast iron second compression ring for optimal sealing
• Three-piece standard tension oil ring with full oil return design
• File-to-fit design allows precise end gap adjustment
• 1.5mm x 1.5mm x 3.0mm ring stack configuration
• Complete set of rings for 8 cylinders

Manley piston rings are engineered to minimize blow-by and maximize horsepower while maintaining cooler, cleaner oil for extended engine life. The steel top ring construction provides exceptional strength and heat resistance, making this ring set ideal for high-boost turbocharged and supercharged applications. Compatible with Manley Platinum Series pistons and other quality aftermarket pistons with the same ring groove specifications.