{"product_id":"5150-bmw-s58-steel-crankshaft-by-5150-autosport","title":"BMW S58 Steel Crankshaft by 5150 AutoSport","description":"\u003cp\u003e\u003cspan data-mce-fragment=\"1\"\u003eReplaces BMW part #\u003cspan\u003e\u003cspan class=\"ui-provider a b c d e f g h i j k l m n o p q r s t u v w x y z ab ac ae af ag ah ai aj ak\" dir=\"ltr\"\u003e11218053285\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan data-mce-fragment=\"1\"\u003e\u003cspan class=\"ui-provider a b c d e f g h i j k l m n o p q r s t u v w x y z ab ac ae af ag ah ai aj ak\" dir=\"ltr\"\u003eSold as a part of our \u003cspan style=\"color: rgb(255, 42, 0);\"\u003e\u003ca style=\"color: rgb(255, 42, 0);\" href=\"https:\/\/5150autosport.com\/products\/5150-autosport-bully-stroker-kit-bmw-s58?_pos=2\u0026amp;_psq=S58+Stroker+Kit\u0026amp;_ss=e\u0026amp;_v=1.0\"\u003e3.4L 5150 S58 Stroker Kit\u003c\/a\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cspan style=\"font-weight: 400;\" data-mce-fragment=\"1\"\u003e5150's bully-grade crankshafts are machined from 4340 aerospace grade billet steel on Mazak 5-Axis Integrex 300-IV machines, some of the most technologically advanced CNC equipment available. Every 5150 crank that leaves our machines is quality checked to ensure that it is within the strict .0001\" exacting tolerances we demand. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cspan style=\"font-weight: 400;\" data-mce-fragment=\"1\"\u003eAll 5150 AutoSport Billet Stroker Crankshafts feature large radius journals that add rigidity for the high boost, high RPM, and of course high horsepower applications our customers demand. This is also where material selection becomes crucial; aerospace steel is the same material used to manufacture the landing equipment on aircraft, selected for its longevity and ability to perform under high impact, high stress applications. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cspan style=\"font-weight: 400;\" data-mce-fragment=\"1\"\u003eTo ensure the best possible oiling and lubrication, the journals of each 5150 AutoSport Stroker Crankshaft utilize gun-drilled, CNC-ground oil holes, shaped like 'tear drops', are polished to a mirror finish,\u003c\/span\u003e\u003cspan style=\"font-weight: 400;\" data-mce-fragment=\"1\"\u003e ensuring that each connecting rod bearing is properly oiled for lasting engine life. To ensure the life of the crankshaft itself, every 5150 Stroker Crank will undergo several heat treatments, including:\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"padding-left: 40px;\" data-mce-fragment=\"1\"\u003e\u003cstrong\u003eStress Relieving:\u003c\/strong\u003e the crankshaft is heated to a below-critical temperature range. This 'relieves' the metal of any residual stresses that may have occurred during forming, straightening, rolling, or during machining.\u003c\/p\u003e\n\u003cp style=\"padding-left: 40px;\" data-mce-fragment=\"1\"\u003e\u003cstrong\u003eNitriding: \u003c\/strong\u003eduring a multi-step heat treatment process, nitrogen is diffused into the surface of the crankshaft, effectively hardening the surface.\u003c\/p\u003e\n\u003cp style=\"padding-left: 40px;\" data-mce-fragment=\"1\"\u003e\u003cstrong\u003eShot Peening: \u003c\/strong\u003ethe crankshaft is subjected to a cold working process where the surface is struck by 'shot,' or tiny round particles to harden the surface of the metal.\u003c\/p\u003e\n\u003cp style=\"padding-left: 40px;\" data-mce-fragment=\"1\"\u003e\u003cstrong\u003eMagnaflux Inspecting: \u003c\/strong\u003ealso known as magnetic particle inspection, this is a non-destructive testing process where a magnetic field is used for detecting cracks and flaws in the surface and subsurface of the crankshaft and confirm that it is ready for the intense conditions of a high performance engine.\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cspan style=\"font-weight: 400;\" data-mce-fragment=\"1\"\u003eFinally, to ensure every 5150 crankshaft has high RPM potential, each counterweight is carefully engineered for minimized windage through the crankcase. This means reduced oil resistance, meaning your crank will spin easier and faster through the rev range and extending the rev range.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003e\u003cstrong\u003e\u003cspan data-mce-fragment=\"1\"\u003eDoes NOT come with bearings! \u003c\/span\u003e\u003c\/strong\u003e\u003c\/em\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan data-mce-fragment=\"1\"\u003e11-21-8-053-285\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan data-mce-fragment=\"1\"\u003e11 21 8 053 285\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan data-mce-fragment=\"1\"\u003e11.21.8.053.285\u003c\/span\u003e\u003c\/p\u003e\n\u003ch4 data-mce-fragment=\"1\"\u003e\u003cstrong\u003eBMW S58 Applications:\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003e\u003cstrong\u003e2 Series\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"padding-left: 40px;\" data-mce-style=\"padding-left: 40px;\"\u003e2023-Present     G87     M2\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e3 Series\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"padding-left: 40px;\" data-mce-style=\"padding-left: 40px;\"\u003e2021-Present     G80     M3\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e4 Series\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"padding-left: 40px;\" data-mce-style=\"padding-left: 40px;\"\u003e2021-Present     G82\/G83     M4\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eX3 Series\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"padding-left: 40px;\" data-mce-style=\"padding-left: 40px;\"\u003e2019-Present     F97     X3M\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eX4 Series\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"padding-left: 40px;\" data-mce-style=\"padding-left: 40px;\"\u003e2019-Present     F98     X4M\u003c\/p\u003e\u003chr\u003e\u003cp\u003e\u003cstrong\u003eSupplied in Egypt by iCode — the official 5150 AutoSport dealer.\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e\u003cem\u003ePrice shown in EGP is an estimate at today's exchange rate. Final price confirmed after shipping and customs fees.\u003c\/em\u003e\u003c\/p\u003e","brand":"5150 AutoSport","offers":[{"title":"Default Title","offer_id":68329854992583,"sku":"5150-SCS-S58","price":0.0,"currency_code":"EGP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0778\/2108\/3847\/files\/BMW-S58-Billet-Stroker-Crankshaft.webp?v=1794334387","url":"https:\/\/icode-egypt.com\/products\/5150-bmw-s58-steel-crankshaft-by-5150-autosport","provider":"iCode - EG","version":"1.0","type":"link"}