Hastings Piston Ring Set 4.030 1/16 1/16 3.0mm 2M5538030

Piston rings are the unsung workhorses of your engine—they seal combustion pressure, control oil consumption, and directly impact power output and longevity. A quality ring set like this Hastings unit maintains critical compression, reduces blow-by, and ensures your engine performs at its intended specification. Whether you're rebuilding after a long racing season or refreshing a high-mileage platform, proper ring selection is non-negotiable for reliability and performance.

This Hastings ring set is engineered for 4.030-inch bore engines with standard tension characteristics and moly-coated surfaces for reduced friction and extended ring life. The compact 3.0mm thickness provides optimal flex and sealing across a range of load conditions, making it a dependable choice for street and track applications alike.

• Bore diameter: 4.030"
• Ring thickness: 1/16 x 1/16 x 3.0mm
• Material: Moly-coated steel
• Tension: Standard
• Configuration: 8-cylinder set
• MPN: 2M5538030
• Format: Complete piston ring kit