Onan 21.5 MDKAE-126 Marine Diesel Genset - Used Parts / Core Unit

Application: Onan 21.5 MDKAE-126 marine diesel generator set (Kubota-based 4-cylinder diesel), Serial C020343566, indicated ~11,458 hours. Condition: Used, untested, disassembled core / parts unit — cylinder head is off, enclosure is heavily rusted, unit is incomplete. Offered as a rebuildable core or for individual component salvage (block, head, injection pump, starter, alternator, generator end, control panel, harness, etc.). Freight only. 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.