{"product_id":"borg-warner-efr-b2-9274-cast-iron-b-hsg-turbo-super-core-assembly-12747100025","title":"Borg Warner EFR B2 9274 Cast Iron B. Hsg Turbo Super Core Assembly 12747100023","description":"\u003cdiv id=\"inkfrog_crosspromo_top\"\u003e\u003c\/div\u003e\n\u003clink href=\"\/\/open.inkfrog.com\/templates\/designer\/styles\/user\/164915.css\" rel=\"stylesheet\" type=\"text\/css\"\u003e\u003cdiv class=\"flex max-w-full flex-col flex-grow\"\u003e\u003cdiv data-message-author-role=\"assistant\" data-message-id=\"fac634af-1fc0-43c8-8376-ab18875d5108\" dir=\"auto\" class=\"min-h-8 text-message flex w-full flex-col items-end gap-2 whitespace-normal break-words text-start [.text-message+\u0026amp;]:mt-5\" data-message-model-slug=\"gpt-4o\"\u003e\u003cdiv class=\"flex w-full flex-col gap-1 empty:hidden first:pt-[3px]\"\u003e\u003cdiv class=\"markdown prose w-full break-words dark:prose-invert light\"\u003e\n\u003cp style=\"text-align: center; \"\u003eUp for sale is a BorgWarner EFR B2 9274 Turbo Super Core Assembly with Cast Iron Bearing Housing\u003c\/p\u003e\n\u003cp style=\"text-align: center; \"\u003ewhich includes the Super Core \u0026amp; Compressor Cover\u003c\/p\u003e\n\u003cp style=\"text-align: center; \"\u003e\u003cb\u003e\u003cu\u003eSpecifications:\u003c\/u\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: center; \"\u003eCompressor Type: Forged-Milled Wheel (FMW) Extended Tip\u003c\/p\u003e\n\u003cp style=\"text-align: center; \"\u003eCompressor Wheel OD (exducer): 91mm\u003c\/p\u003e\n\u003cp style=\"text-align: center; \"\u003eCompressor Wheel Inducer: 72mm\u003c\/p\u003e\n\u003cp style=\"text-align: center; \"\u003eMax Flow Rate: 106 lb\/min\u003c\/p\u003e\n\u003cp style=\"text-align: center; \"\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003eWe can include the Turbine Housing of your choice at an additional cost, just message us after you have placed the order.\u003c\/p\u003e\n\u003cp style=\"text-align: center; \"\u003e\u003cu\u003eThe EFR 9274 is Available in (4) Different Turbine Housing Configurations:\u003c\/u\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: center; \"\u003e0.83 A\/R T3 Undivided (Internal WG) #12741008000\u003c\/p\u003e\n\u003cp style=\"text-align: center; \"\u003e0.92 A\/R T4 Twin Scroll (Internal WG) #12741008001\u003c\/p\u003e\n\u003cp style=\"text-align: center; \"\u003e1.05 A\/R T4 Twin Scroll (External WG) #12741019002\u003c\/p\u003e\n\u003cp style=\"text-align: center; \"\u003e1.45 A\/R T4 Twin Scroll (External WG) #12741008003\u003c\/p\u003e\n\u003cp style=\"text-align: center; \"\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: center; \"\u003e\u003ci\u003ePlease review BorgWarner's turbo systems warranty, they offer a 12 month limited warranty.\u003c\/i\u003e\u003c\/p\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\n\u003cp\u003e\u003cb\u003e\u003cfont size=\"4\"\u003eB2 EFR Turbo\u003c\/font\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003eThe \"B2\" housing in the BorgWarner EFR turbocharger lineup is specifically engineered for larger turbine wheels and high-power applications, distinguishing it from smaller housings such as the \"A\" series. Its increased size allows for greater airflow and higher power potential, making it ideal for demanding, high-horsepower setups.\u003c\/p\u003e\n\u003cp\u003eDesigned to accommodate larger engines and higher boost requirements, the EFR B2 series turbos are optimized for applications where maximizing performance and airflow is critical. For those seeking a turbocharger capable of supporting a high-power engine, the EFR B2 housing offers the capacity and efficiency necessary for superior results.\u003c\/p\u003e\n\u003cp data-pm-slice=\"1 1 []\" style=\"text-align: left;\"\u003e\u003cstrong\u003e\u003cfont size=\"4\"\u003eBorgWarner EFR 9274 Turbocharger Overview\u003c\/font\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003eThe BorgWarner EFR 9274 represents the next stage in evolution following the acclaimed EFR9174, bringing unmatched airflow and high-performance capabilities to motorsport applications. Designed to cater to competitive drift and time attack builds, especially at higher altitudes, the 9274 excels in environments demanding extreme boost pressures and high turbo shaft speeds.\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cstrong\u003eInnovative Design for Superior Performance\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003eThe EFR 9274 blends the expansive 91mm compressor exducer with a 72mm compressor inducer, enabling significantly enhanced top-end breathing while maintaining the compact footprint of its predecessor. This turbo leverages BorgWarner’s renowned 74mm Gamma-Ti turbine wheel, achieving an exceptional 106 lb\/min airflow capacity at a maximum shaft speed of 125,000 RPM.\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003eTo ensure versatility across various setups, the EFR 9274 is offered in four turbine housing configurations:\u003c\/p\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\u003cp style=\"text-align: left;\"\u003e\u003cstrong\u003e0.83 A\/R T3 Undivided (Internal WG)\u003c\/strong\u003e (#12741008000)\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp style=\"text-align: left;\"\u003e\u003cstrong\u003e0.92 A\/R T4 Twin Scroll (Internal WG)\u003c\/strong\u003e (#12741008001)\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp style=\"text-align: left;\"\u003e\u003cstrong\u003e1.05 A\/R T4 Twin Scroll (External WG)\u003c\/strong\u003e (#12741019002)\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp style=\"text-align: left;\"\u003e\u003cstrong\u003e1.45 A\/R T4 Twin Scroll (External WG)\u003c\/strong\u003e (#12741008003)\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cstrong\u003eKey Features\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003eCrafted to push the limits of turbo performance, the EFR 9274 integrates advanced technology and robust materials to ensure reliability under extreme conditions:\u003c\/p\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\u003cp style=\"text-align: left;\"\u003e\u003cstrong\u003eGamma-Ti Turbine Wheel:\u003c\/strong\u003e Low inertia for rapid response and high durability\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp style=\"text-align: left;\"\u003e\u003cstrong\u003eDual Row Ceramic Ball Bearings:\u003c\/strong\u003e Enhances spool time and longevity, minimizing friction\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp style=\"text-align: left;\"\u003e\u003cstrong\u003eIntegrated Compressor Recirculation Valve (CRV):\u003c\/strong\u003e Built into all EFR compressor housings for smoother operation\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp style=\"text-align: left;\"\u003e\u003cstrong\u003eBoost Control Solenoid Valve (BCSV):\u003c\/strong\u003e Incorporated into the compressor housing for precise boost regulation\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp style=\"text-align: left;\"\u003e\u003cstrong\u003eWater-Cooled Center Section:\u003c\/strong\u003e Improves durability and cooling, with 14mm banjo bolt fittings\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp style=\"text-align: left;\"\u003e\u003cstrong\u003eDouble Seals:\u003c\/strong\u003e Provides superior oil control on both turbine and compressor ends\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp style=\"text-align: left;\"\u003e\u003cstrong\u003eSpeed Sensor Provisions:\u003c\/strong\u003e Pre-configured for seamless installation of speed sensors and monitoring systems\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cstrong\u003eCompressor and Turbine Specifications\nCompressor Specifications:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\u003cp style=\"text-align: left;\"\u003e\u003cstrong\u003eType:\u003c\/strong\u003e Forged-Milled Wheel (FMW) with Extended Tip Technology\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp style=\"text-align: left;\"\u003e\u003cstrong\u003eWheel OD (Exducer):\u003c\/strong\u003e 91mm\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp style=\"text-align: left;\"\u003e\u003cstrong\u003eWheel Inducer:\u003c\/strong\u003e 72mm\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp style=\"text-align: left;\"\u003e\u003cstrong\u003eMax Flow Rate:\u003c\/strong\u003e 106 lb\/min\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp style=\"text-align: left;\"\u003e\u003cstrong\u003eInlet:\u003c\/strong\u003e 4″ Ported Shroud Hose Coupler\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp style=\"text-align: left;\"\u003e\u003cstrong\u003eOutlet:\u003c\/strong\u003e 2.5″ Hose Coupler with optional V-Band integration\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cstrong\u003eTurbine Specifications:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\u003cp style=\"text-align: left;\"\u003e\u003cstrong\u003eType:\u003c\/strong\u003e Gamma-Ti Low Inertia Wheel\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp style=\"text-align: left;\"\u003e\u003cstrong\u003eWheel OD:\u003c\/strong\u003e 74mm\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp style=\"text-align: left;\"\u003e\u003cstrong\u003eHousing Material:\u003c\/strong\u003e Stainless Steel\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp style=\"text-align: left;\"\u003e\u003cstrong\u003eOutlet:\u003c\/strong\u003e GT V-Band (~92mm OD)\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cstrong\u003eProven Track Record\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003eThe EFR 9274 stands out as the second largest turbocharger in BorgWarner’s EFR Black Series, earning recognition from elite motorsport professionals. Esteemed drivers like Fred Aasbo, Ryan Tuerck, Jhonattan Castro, and Ryan Litteral have incorporated this turbo into their competitive drift vehicles, highlighting its reliability and performance. Compared to the EFR9280, the 9274 delivers faster spool and enhanced overspeed resistance, although it encounters higher backpressure at elevated RPM and boost levels.\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cstrong\u003eApplications and Compatibility\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003eDesigned for engines demanding extreme airflow and robust performance, the EFR 9274 is suitable for setups pushing the turbo to its operational limits. It excels in single-turbo applications for engines ranging from 2L to 6L and can complement twin-turbo configurations in larger V6 and V8 platforms. The EFR 9274 offers a balance of early spool and powerful top-end performance, making it a preferred choice for high-horsepower drift, time attack, and motorsport builds.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\u003c\/div\u003e\u003c\/div\u003e\u003c\/div\u003e\n\n\u003cdiv id=\"inkfrog_crosspromo_bottom\"\u003e\u003c\/div\u003e\n\u003cimg src=\"https:\/\/hit.inkfrog.com\/t\/hit.gif\" style=\"max-width:100%\"\u003e","brand":"BorgWarner","offers":[{"title":"Default Title","offer_id":54006431809852,"sku":"EB-306026373372","price":2600.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0759\/8263\/5324\/files\/57_4b09576f-520e-43b9-9578-4320db93b9f2.jpg?v=1787246906","url":"https:\/\/gcmotorsports.net\/products\/borg-warner-efr-b2-9274-cast-iron-b-hsg-turbo-super-core-assembly-12747100025","provider":"GC Motorsports ","version":"1.0","type":"link"}