{"product_id":"water-pump-3684449-fits-for-cummins-engine-isx-450st-550","title":"Water Pump 3684449 Fits for Cummins Engine ISX 450ST 550","description":"\u003ch3\u003e✅ Compatibility\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMake:\u003c\/strong\u003e Cummins\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM Part Number:\u003c\/strong\u003e 3684449\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatible Engine:\u003c\/strong\u003e Cummins ISX heavy-duty diesel engine (including ISX 450ST \/ ISX 550 power ratings)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTypical Equipment Applications (Cummins ISX powered):\u003c\/strong\u003e Heavy-duty Class 8 trucks — Peterbilt 386 \/ 389 \/ 579 — Kenworth T680 \/ T800 \/ W900 — Freightliner Cascadia \/ Classic XL — International ProStar \/ LoneStar — Mack Pinnacle — Volvo VNL — large construction equipment and industrial machinery powered by Cummins ISX\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e🔑 Key Specs\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCummins Part Number:\u003c\/strong\u003e 3684449\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEngine:\u003c\/strong\u003e Cummins ISX Heavy-Duty Diesel (ISX 450ST \/ ISX 550) — \u003cstrong\u003eFunction:\u003c\/strong\u003e Engine coolant circulation \/ temperature regulation\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuantity: 1 piece\u003c\/strong\u003e — \u003cstrong\u003eCondition:\u003c\/strong\u003e New Aftermarket — \u003cstrong\u003eSKU:\u003c\/strong\u003e 3684449\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e📦 What's Included\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e1× Water Pump (3684449) — New Aftermarket\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e🔧 Product Highlights\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e3684449\u003c\/strong\u003e is the \u003cstrong\u003eCummins OEM water pump for ISX heavy-duty diesel engines\u003c\/strong\u003e (ISX 450ST \/ ISX 550) — ensures efficient coolant circulation and reliable engine temperature regulation for Class 8 trucks and heavy industrial equipment — direct OEM-specification replacement for all compatible Cummins ISX applications including Peterbilt, Kenworth, Freightliner, International, and Mack.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cem\u003e⚠️ Verify your engine serial number and existing water pump part number before purchasing. If you are unsure, feel free to ask us — we will be happy to confirm fitment for you.\u003c\/em\u003e\u003c\/p\u003e","brand":"Fuel Parts Depot","offers":[{"title":"Default Title","offer_id":47593945759900,"sku":"3684449","price":311.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0705\/7843\/8300\/files\/water-pump-3684449-fits-for-cummins-engine-isx-450st-550-7226687.png?v=1789406592","url":"https:\/\/fuelpartsdepot.com\/en-gb\/products\/water-pump-3684449-fits-for-cummins-engine-isx-450st-550","provider":"Fuel Parts Depot","version":"1.0","type":"link"}