Manley 46118-8 Performance Piston Ring Set 4.080 Bore 1.5/1.5/3mm

The Manley 46118-8 is a high-performance piston ring set designed for engines with a 4.080-inch bore diameter. Featuring a modern 1.5mm / 1.5mm / 3.0mm ring pack configuration, this set is engineered for high-output naturally aspirated, turbocharged, and supercharged engine applications where reduced friction and improved sealing are critical.

Manley Performance is a trusted name in professional engine building, and this ring set reflects their commitment to precision manufacturing tolerances and durable materials suitable for race and high-performance street use. The thin ring profile reduces parasitic friction losses and improves ring conformability across the cylinder wall for optimal compression retention and oil control.

Key Features:

• Bore Size: 4.080 inches
• Ring Pack: 1.5mm top ring / 1.5mm second ring / 3.0mm oil ring
• Quantity: 8-cylinder set (8 rings per groove position)
• Designed for high-performance and race engine applications
• Thin ring profile reduces friction and improves power output
• Precision manufacturing for consistent ring gap and sealing
• Compatible with high-boost forced induction and high-compression naturally aspirated builds
• Manufactured by Manley Performance — a trusted name in professional engine components

The Manley 46118-8 ring set is an ideal choice for engine builders seeking a performance-oriented ring package for stroker, big-bore, or rebuilt applications requiring a 4.080" bore with a thin 1.5/1.5/3mm ring configuration.