Volvo Penta OMC Cobra SX Sterndrive Outdrive Upper Unit Gearcase Housing Assembly.

Volvo Penta SX SXM SX-M OMC Cobra SX Stern drive Out drive Upper Gear Unit Gearcase Assembly. Tooth Count 22:23. P/N 3857007. Will service the 1.43, 1.51, 1.60 & 1.66 combined final gear ratio. Good condition from freshwater use. Oil clean when drained. U-Joint, Shaft & Seals appear new. Gears feel smooth. Paint deterioration & surface scratches.

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