{"product_id":"cummins-water-pump-3903749-4b-6b","title":"Cummins Water Pump 3.9L 5.9L 3903749 4B 6B","description":"\u003cp\u003eDirect replacement water pump for Cummins 4B (3.9L) and 6B (5.9L) diesel engines. Prevents engine overheating by circulating coolant through the cooling system. Essential component for reliable engine operation in Case IH tractors and industrial equipment.\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003ePart Number:\u003cbr\u003e• 3903749\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003eReplaces OEM Part Numbers:\u003cbr\u003e• 4429404, 3802004, 3913432• 3802358, 3802970, 3286277• 3920311, 3389145, 3960342• 4089700, 3960309\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003eFits Cummins Diesel Engines:\u003cbr\u003e• 4B (4BT) 3.9L• 6B (6BT) 5.9L\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003eFits Case IH Tractor Models:\u003cbr\u003e• MX100, MX135, MX150, MX170• 140, 1620, 1640, 1644, 1896• 2096, 2144, 2166, 2188, 2344• 5120, 5130, 5140, 5150• 5220, 5230, 5240, 5250\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003eApplication:\u003cbr\u003eDesigned for Cummins 4B and 6B diesel engines used in Case IH tractors, industrial equipment, and other applications. Ensures proper coolant circulation to prevent engine overheating and damage. Critical for reliable equipment performance.\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003eInstallation Note:\u003c\/p\u003e\n\u003cp\u003eReplacement requires draining coolant, removing drive belt, disconnecting hoses, and removing\/installing water pump. Professional installation recommended. Always use fresh coolant and follow Cummins specifications.\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003eShips fast from our USA warehouse with same-day processing on orders placed before 3 PM PST.\u003c\/p\u003e","brand":"Shop.Arko Tractor Parts","offers":[{"title":"Default Title","offer_id":47176287125653,"sku":"7119","price":42.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0772\/2083\/9573\/files\/7119.jpg?v=1774409871","url":"https:\/\/shop.arkotractorpart.com\/products\/cummins-water-pump-3903749-4b-6b","provider":"Shop.Arko Tractor Parts","version":"1.0","type":"link"}