Description
Piston ring selection is critical to engine longevity and performance—improper fitment leads to blow-by, oil consumption, and power loss. This Pro Seal piston ring set is engineered for precision fit and durability, featuring nitride-coated rings that resist wear and maintain effective sealing across your engine’s operating range. Whether you’re building a high-rpm race engine or restoring a classic, this file-fit kit ensures optimal compression and ring life when installed to specification.
- 4.070″ bore diameter
- File fit required
- 1.2 x 1.5 x 3.0mm thickness
- Low tension design
- Nitride-coated rings
- Pro Seal construction
- 8-cylinder kit
- MPN: JG31F8-4070-0
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