Precision Engineered Hastings 4.040 Bore Piston Rings

Achieve optimal compression and oil control with the Hastings 4.040-inch bore ductile moly piston ring set. Designed for high-performance 8-cylinder engines, these rings feature a file-fit design that allows engine builders to achieve the exact end-gap clearance required for high-output applications. The ductile iron construction provides superior strength compared to standard cast rings, while the plasma moly coating ensures excellent wear resistance and reduced friction.

Key Features and Benefits

• Material: Premium ductile iron for enhanced durability under high cylinder pressures.
• Coating: Plasma moly face for rapid seating and long-term sealing performance.
• Configuration: 1/16 x 1/16 x 3/16 inch ring thickness.
• Design: File-fit capability for custom gap tuning.
• Application: Ideal for high-performance street and track 8-cylinder engine builds.

Whether you are performing a full rebuild or upgrading your current setup, these rings provide the reliability and efficiency needed to maximize horsepower. The standard tension design balances oil consumption with minimal drag, ensuring your engine runs cooler and stronger. Trust the experts at GGCRACING for your next engine project.