Yanmar Marine Diesel Timing Gear Housing Cover - Used

Application: Yanmar marine diesel engine (likely 3JH or 4JH series) — timing gear housing / front cover casting with integrated raw-water pump mount and injection pump drive access. Condition: Used take-off, dirty with normal service-age oxidation; no visible cracks noted but buyer should inspect and clean before installation. 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.