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Complete set of piston rings of high European quality for the Yanmar GM series marine engines. Worn piston rings cause oil consumption, loss of compression, and blue smoke — this set restores your engine's compression to the correct level. The set is supplied per cylinder.
✔️ High European quality — direct replacement for the original
✔️ Complete piston ring set per cylinder
✔️ Restores compression and reduces oil consumption
Yanmar 2GM20, 2GM20F, 2GM20C, 3GM30, 3GM30F
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