Marine Transmission / Gear Bearing Carrier Housing Plate - Used Core

Used cast iron twin-bore bearing carrier / gear housing plate, suspected Twin Disc marine transmission (MG-5091 / MG-5114 family) or heavy-duty diesel front gear housing. Two large parallel bearing bores, multiple perimeter bolt holes, and accessory ports on the lower flange. Application: marine transmission or diesel engine gear train — exact model to be confirmed by buyer. Condition: used core with heavy surface rust, old gasket residue, and one sheared stud; bores appear intact but part has not been inspected or cleaned. 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.