Caterpillar Engine Oil Cooler Housing Assembly - Used Core

Application: Caterpillar diesel engine oil cooler / heat exchanger housing assembly (likely 3208 or similar CAT industrial/marine engine — confirm by casting number and engine serial). Condition: Used, as-removed core. Heavy surface rust and paint loss, old gasket/sealant residue, and one damaged fitting thread. Internal tube bundle untested — offered as a rebuildable core or parts donor. Fluids drained and ports capped before shipping. 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.