{"product_id":"a-3920779-ai-bolt-head-12mm-x-1-75mm-x-70mm","title":"A-3920779-AI Bolt, Head; 12MM X 1.75MM X 70MM","description":"\u003ch3\u003eOne New Aftermarket Replacement Cylinder Head Bolt for Cummins B-Series Engines\u003c\/h3\u003e\u003cp\u003eThis M12 x 1.75 x 70mm hex flange head cap screw is the short cylinder head bolt used on Cummins 4B, 4BT, 4BTA, 6B, 6BT, and 6BTA diesel engines. It secures the cylinder head to the engine block and is a critical fastener for maintaining proper head gasket clamping force and sealing. On a standard Cummins 6-cylinder 12-valve head, six short bolts of this size are used alongside medium (3920780) and long (3920781) bolts for a full set of 26. This bolt also fits a wide range of Fits Case, Fits Case IH, and other agricultural and construction equipment powered by Cummins 4B\/6B platform engines.\u003c\/p\u003e\u003ch4\u003eSpecifications\u003c\/h4\u003e\u003cul\u003e  \u003cli\u003eThread Size: M12 x 1.75\u003c\/li\u003e  \u003cli\u003eLength: 70mm\u003c\/li\u003e  \u003cli\u003eHead Style: Hex flange\u003c\/li\u003e  \u003cli\u003eApplication: Cylinder head (short bolt position)\u003c\/li\u003e  \u003cli\u003eQty per 12V 6-cylinder engine: 6 (short position)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eCompatible Models\u003c\/h4\u003e\u003cp\u003e\u003cstrong\u003eCummins Engines:\u003c\/strong\u003e B3.9L (4B, 4BT, 4BTA, 4BTAA), B5.9L (6B, 6BT, 6BTA, 6BTAA) 12-valve\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eDodge \/ Ram:\u003c\/strong\u003e Ram 2500, Ram 3500 with 5.9L 12-valve Cummins (1989-1998)\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eFits Case IH Tractors:\u003c\/strong\u003e 1896, 2096, 5120, 5130, 5140, 5220, 5230, 5240, 5250, MX100, MX110, MX120, MX135\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eFits Case Industrial \/ Construction:\u003c\/strong\u003e 450C, 455C, 480E, 480F, 550, 550E, 550G, 580E, 580K, 580L, 584E, 585E, 585G, 586E, 588G, 590, 621, 621B, 650, 650E, 650G, 660, 680K, 680L, 686G, 760, 780C, 780D, 850D, 850E, 850G, 855D, 855E, 860, 880D, 888, 1085B, 1150E, 1150G, 1155E, 1840, 1845C, 9010, 9010B, 9020, 9020B, 9030, 9030B, W11B, W14B, W14C, W602BD, W602BDA, W602BPD, W752B, W1102, W1102D\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eFits Allis-Chalmers:\u003c\/strong\u003e 8745, 8765, 8775, 8785, LT70, LT85, RT95, RT115, RT130, RT145\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhite:\u003c\/strong\u003e 60 American, 80 American, 100 American, 120 American, 125 Workhorse, 6124, 6125 Workhorse\u003c\/p\u003e\u003ch4\u003eReplaces Part Number(s):\u003c\/h4\u003e\u003cp\u003e3920779, A-3920779-AI, J920779, J903938, 3903938, 3918472\u003c\/p\u003e\u003ch4\u003eAftermarket Interchange Numbers\u003c\/h4\u003e\u003cp\u003e324684A1, 330340R1, 331175, 503228, 503454, 513-2616, 513-616, 614-8075, 814-8075, 813-8075, 907210, MLR907210, P1232960, Z1232960, 80503228, 80331175, 119582, 44368, G433832, P433832, E600220S72, SBA010100875, SBA011510875, K650653, 30521R1, 4892861, 02\/911043\u003c\/p\u003e\u003cp\u003eNew aftermarket replacement part - not remanufactured, not used.\u003c\/p\u003e","brand":"Reliable Aftermarket Parts, Inc® -OD","offers":[{"title":"Default Title","offer_id":40008279621715,"sku":"A-3920779-AI","price":28.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0079\/4060\/3955\/files\/A-3920779-AI_01.jpg?v=1757732445","url":"https:\/\/www.reliableaftermarketparts.co.uk\/products\/a-3920779-ai-bolt-head-12mm-x-1-75mm-x-70mm","provider":"Reliable Aftermarket Parts, Inc®","version":"1.0","type":"link"}