Description
Maintaining proper ring seal is critical to engine efficiency, compression, and longevity—especially in high-performance applications where blow-by can quickly degrade power output and oil condition. This Speed Pro piston ring set delivers consistent sealing across the full RPM range, combining plasma-moly technology with precise manufacturing to handle both street and racing demands. Whether you’re rebuilding a naturally aspirated engine or refreshing a tired block, these rings provide the reliability and performance you need to trust your investment.
- Bore Size: 4.155″
- Ring Thickness: 1/16 x 1/16 x 3/16″
- Material: Plasma Moly
- Tension: Standard
- Cylinder Count: 8
- Fitment: Kit (complete set)
- Manufacturer: Speed Pro
- MPN: R1037530
- Installation: Professional assembly recommended
