Piston ring set NPR for 1 cylinder / bore: 81 mm / 1.0 GN x 1.2 FE x 2.0 GN, 1 CYL

Reference: NPR-21-GRN08100ES

Supplier Ref.: 21-GRN08100ES

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CHF 40.50 Tax included

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Shipped between 2026-09-14 and 2026-09-16 from our warehouse

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Piston ring set NPR for 1 cylinder / bore: 81 mm / 1.0 GN x 1.2 FE x 2.0 GN, 1 CYL

Optimise the sealing and performance of your engine with this set of NPR piston 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 81 mm .

Bore: 81 mm

Specifications :

Top ring :

— Width : 1 mm

— Radial depth : 3.10 mm

— Material : Steel

— Surface treatment : Gas nitriding

Compression ring:

— Width: 1.20 mm

— Radial depth: 3.40 mm

— Material: Iron

— Surface treatment: Phosphate

Oil control ring:

— Width: 2 mm

— Radial depth: 2.80 mm

— Material: Steel

— Surface treatment: Gas nitriding

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