{"product_id":"borgwarner-171924-s400-turbo-cartridge-chra-oem-center-housing-rotating-assembly","title":"BorgWarner 171924 S400 Turbo Cartridge CHRA – OEM Center Housing Rotating Assembly","description":"\u003ch2 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\"\u003e\u003cbr\u003e\u003c\/h2\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eRestore lost boost pressure and engine performance with the \u003cstrong\u003eBorgWarner 171924 S400 Turbocharger Cartridge (CHRA)\u003c\/strong\u003e. This genuine OEM-quality Center Housing Rotating Assembly is engineered as a direct-fit replacement for BorgWarner S400 series turbochargers commonly found on heavy-duty diesel engines in commercial trucks, agricultural equipment, and industrial machinery.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eThe CHRA (Center Housing Rotating Assembly) is the heart of your turbocharger — it contains the turbine shaft, compressor wheel, precision bearings, and seals. Rather than replacing the entire turbocharger assembly, installing a new cartridge allows you to rebuild your existing turbo at a fraction of the cost, provided the compressor and turbine housings are in good condition. Fits BorgWarner turbo part numbers 171206 and 174828. Used in Mack turbo part numbers 631GC5145AM AND 631GC5173AM. Mack engine is E7 - 427 \/ 460 version, for model years 19999 - 2006. \u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eKey Features:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul class=\"[li_\u0026amp;]:mb-0 [li_\u0026amp;]:mt-1 [li_\u0026amp;]:gap-1 [\u0026amp;:not(:last-child)_ul]:pb-1 [\u0026amp;:not(:last-child)_ol]:pb-1 list-disc flex flex-col gap-1 pl-8 mb-3\"\u003e\n\u003cli class=\"whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003eOEM Part Number:\u003c\/strong\u003e 171924\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003eTurbo Series:\u003c\/strong\u003e BorgWarner S400\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003eComponent Type:\u003c\/strong\u003e CHRA \/ Turbo Cartridge \/ Center Housing Rotating Assembly\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003ePrecision-balanced rotating assembly\u003c\/strong\u003e for smooth, reliable boost delivery\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003eNew bearings and seals\u003c\/strong\u003e for long-lasting performance and oil-tight operation\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003eDirect OEM replacement\u003c\/strong\u003e — exact fit, no modifications required\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words pl-2\"\u003eCompatible with existing S400 compressor and turbine housings\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words pl-2\"\u003eIdeal for commercial diesel engine rebuilds and turbo repairs\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eInstallation Note:\u003c\/strong\u003e This cartridge requires disassembly of your existing S400 turbocharger. Your original compressor housing, turbine housing, and wastegate\/actuator (if equipped) will be reused. Professional installation by a qualified turbo technician is strongly recommended for best results.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eVerify fitment with your engine serial number or turbo housing part number before ordering.\u003c\/strong\u003e\u003c\/p\u003e","brand":"Test Calibration","offers":[{"title":"Default Title","offer_id":48520884224250,"sku":null,"price":488.38,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0609\/7289\/2410\/files\/171923cart-resized-ok_97826f32-2800-499c-b445-c4644305d0f8.jpg?v=1774280566","url":"https:\/\/www.test-calibration.com\/products\/borgwarner-171924-s400-turbo-cartridge-chra-oem-center-housing-rotating-assembly","provider":"Test Calibration","version":"1.0","type":"link"}