{"product_id":"procharger-f-4x-145-splined-supercharger-pc318a-145-c-sp-t","title":"ProCharger F-4X-145 Splined Race Supercharger | PC318A-145-C-SP-T","description":"\u003ch2\u003eF-4X-145 Centrifugal Race Supercharger\u003c\/h2\u003e\u003cp\u003eThe ProCharger F-4X-145 is a purpose-built, self-contained race supercharger for professionally engineered high-horsepower combinations.\u003c\/p\u003e\u003ch3\u003eKey Specifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eGenuine ProCharger part number PC318A-145-C-SP-T\u003c\/li\u003e\n\u003cli\u003eSelf-contained oiling with 6 oz ProCharger Race Oil capacity\u003c\/li\u003e\n\u003cli\u003eMaximum impeller speed: 72,000 rpm\u003c\/li\u003e\n\u003cli\u003e4.77:1 internal step-up ratio\u003c\/li\u003e\n\u003cli\u003eReverse-rotation option: No\u003c\/li\u003e\n\u003cli\u003eSplined input shaft and threaded volute configuration\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eProfessional Selection Required\u003c\/h3\u003e\u003cp\u003eHead unit only. Brackets, drive system, pulley, belt, intercooler, bypass valve, inlet\/discharge tubing, fuel system and calibration are not included. Final selection must be matched to engine displacement, base horsepower, target boost, impeller speed, drive ratio, compressor rotation and intended use.\u003c\/p\u003e\u003cp\u003eSpecial-order race components are non-cancelable once processing begins and are not returnable. Contact SMGspeed before ordering if any configuration detail is uncertain.\u003c\/p\u003e","brand":"ProCharger","offers":[{"title":"Satin","offer_id":55055761932607,"sku":"PC318A-145-C-SP-T","price":19498.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0760\/2041\/6831\/files\/procharger-supercharger-models-2026_2f05b758-b250-41b6-bd9a-61d4a0088e86.webp?v=1786415910","url":"https:\/\/smgspeed.com\/products\/procharger-f-4x-145-splined-supercharger-pc318a-145-c-sp-t","provider":"SMGspeed","version":"1.0","type":"link"}