NPR Rings

NPR piston rings “Tuning” rings are widely regarded as the piston ring of choice for performance engines. With their range of “Tuning Rings”  they combine steel nitrided compression rings with “Nifflex” three piece low friction steel oil control rings.

Rings are available in many bore size configurations and heights. Many forged pistons are supplied with NPR rings from the factory so you NPR Tuning rings are very often direct replacements for the rings supplied by piston manufacturer. In Addition to the their Tuning Rings, NPR also supply a full range of standard replacement parts.

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