Custom Copper U-Loop Raw-Water / Wet Exhaust Connector Assembly - Used

Application: Marine raw-water or wet-exhaust plumbing loop — custom-fabricated copper/bronze U-pipe with rubber hose sleeves, stainless clamps, and a small auxiliary hose barb tap on one leg. Condition: Used take-off, sold as-is, with visible verdigris, patina, and surface corrosion; internal passages appear clear. No OEM markings found — this is a shop-built assembly, not a catalogued OEM part. 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.