Volvo Penta 3851857 Spark Plug Kit - Genuine OEM - New Old Stock (Lot of 4 Boxes)

Genuine Volvo Penta Spark Plug Kit, OEM part number 3851857, in original Volvo Penta blue factory packaging. Four boxes pictured; one plug shown out of the box for photography.

Application: Volvo Penta gasoline marine engines and sterndrive packages. The exact engine model coverage for 3851857 has not been verified against the Volvo Penta catalogue, so fitment must be confirmed before purchase.

Condition: New old stock. Plugs appear unused — clean electrodes and threads, no combustion deposits. Packaging shows shelf wear, dirt, scuffing and corner crushing from long-term storage. Not bench- or engine-tested; set the plug gap to the engine manufacturer's specification before installation.

Buyer must confirm fitment by part number, photos, dimensions, engine model, serial number, and application before purchase.