Used Cluster / Idler Gear - Stepped Dual Gear with Splined Bore

Application: Stepped cluster / idler gear with internally splined bore, suitable as a core or rebuild candidate for a marine diesel engine timing/accessory drive or marine transmission countershaft. Exact application unconfirmed — no legible part number or data plate. Condition: Used, take-off with heavy surface rust and pitting; teeth appear intact but not measured or inspected for cracks. Sold as a core / as-is. Buyer must confirm fitment by part number, photos, dimensions, engine model, serial number, and application before purchase. Used marine part sold as-is unless otherwise stated. No returns on electrical, used, special-order, or installed parts.