{"product_id":"detroit-diesel-heat-exchanger-core-for-6-71-4-53-used-core","title":"Detroit Diesel Heat Exchanger Core for 6-71 \/ 4-53 - Used Core","description":"Application: Detroit Diesel marine heat exchanger core, believed to fit 6-71 and 4-53 inline engines (reference OEM p\/n 23520298; compare also 8509553 \/ 8543803 for V-71 \/ 6V-92 \/ 8V-92). Tube-and-shroud style core with round raw-water inlet neck and bolted end-plate flange.\n\nCondition: Used take-off core. Exterior is rusty with scale and mineral deposits, some fin damage and one deformed tube end visible. Best suited as a recore\/rebuild candidate or exchange core — not pressure tested. Drained and ports capped for shipping.\n\nBuyer 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.","brand":"Detroit Diesel","offers":[{"title":"Default Title","offer_id":48384340394222,"sku":"23520298","price":2297.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0653\/7730\/4814\/files\/6c9b9ee1-ad5f-4ddc-9d8e-cd6a2c9ef079.jpg?v=1784926145","url":"https:\/\/yachtsanddiesels.com\/products\/detroit-diesel-heat-exchanger-core-for-6-71-4-53-used-core","provider":"Yachts and Diesels","version":"1.0","type":"link"}