Description
Piston ring selection directly impacts compression retention, blowby control, and ring life in high-RPM applications. This Premium Race Series set delivers the low-tension design and plasma moly coating needed to minimize friction while maintaining consistent seal integrity across the power band. File-fit construction ensures precision fitment to your specific bore diameter, making this an essential upgrade for serious engine builders targeting reliable performance gains.
- 4.155 in bore diameter
- 1/16 x 1/16 x 3/16 in thickness
- Plasma moly coated
- Low-tension design
- File-fit construction
- 8-cylinder kit
- Premium Race Series
- MPN: J10008-4155-5






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