Description
Piston ring degradation directly impacts compression, blow-by, and engine efficiency—especially under high-RPM racing conditions. This Speed Pro ring set delivers plasma moly coating for superior wear resistance and heat tolerance, ensuring reliable sealing across extended engine cycles. Whether you’re rebuilding a naturally aspirated or boosted 8-cylinder, these rings maintain consistent performance without sacrificing longevity.
- Bore Size: 4.030″
- Top Ring: 1/16″
- Second Ring: 1/16″
- Oil Ring: 1/8″
- Material: Plasma Moly
- Tension: Standard
- Cylinders: 8-cylinder
- MPN: R996830
- Fitment: Kit (all rings)
- Installation: Professional engine work recommended
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