NPR piston ring set for 1 cylinder / bore: 91 mm / 1.0 GN x 1.2 FE x 2.8 GN, 1 CYL

Reference: NPR-21-GNH09100

Supplier Ref.: 21-GNH09100

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CHF 40.50 Tax included

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Shipped on 2026-10-16 from our warehouse

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NPR piston ring set for 1 cylinder / bore: 91 mm / 1.0 GN x 1.2 FE x 2.8 GN, 1 CYL

Optimise the sealing and performance of your engine with this set of NPR rings for 1 cylinder. Designed to offer maximum compression and reduced friction, these rings ensure optimal operation of your engine.

This set of 3 NPR rings has been manufactured for a cylinder with a bore of 91 mm.

Bore: 91 mm

Characteristics:

Top ring:

— Width: 1 mm

— Radial depth: 3.30 mm

— Material: Steel

— Surface treatment: Gas nitriding

Compression ring:

— Width: 1.20 mm

— Radial depth: 3.70 mm

— Material: Iron

— Surface treatment: Phosphate

Oil control ring:

— Width: 2.80 mm

— Radial depth: 3.10 mm

— Material: Steel

— Surface treatment: Gas nitriding

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Description

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