{"product_id":"speedmaster-1-135-014-fits-chevy-sbc-350-downdraft-fast-ezi-efi-2-0-fuel-injector-system-satin","title":"Speedmaster 1-135-014 Fits Chevy SBC 350 Downdraft + FAST EZI-EFI 2.0 Fuel Injector System - Satin","description":"Welcome to the new era in fuel injection! Speedmasterª \u0026amp; FAST line of EFI systems are all you need when deciding to upgrade your engine to modern electronic fuel injection. Our EFI systems provide excellent throttle response throughout the RPM range along with smooth engine operation. They also offer the potential for improved fuel economy by making the engine more efficient. Speedmasterª EFI systems give you everything you need to add powerful and efficient fuel injection to your vehicle. The Speedmaster Individual throttle body EFI system have all the flash of classic Weber induction but provide higher state of tune and engine performance versatility of EFI. Delivering crisp EFI performance with systems capable of supporting high hp. Fuel and air is delivered through precision cast aluminum 50mm IDA style throttle bodies that allow for superior idle characteristics and astounding throttle response while improving emissions and economy through tight air\/fuel ratio control.  Speedmaster linkage set incorporates the throttle stops, idle controls, lever arms and joiner\/balancer all in one. It also features a single screw adjustment for calibrating front to rear throttle shafts.  The bell crank has a fully indexable eccentric cable pulley that enables good slow speed drivability and still attain full throttle geometry.  Speedmaster throttle bodies have the following feature:  - CNC machined, Heat treated 601 Cast aluminum.\r\n\u003cul\u003e\t\u003cli\u003eExcellent throttle response throughout the RPM range and smooth engine operation\u003c\/li\u003e\r\n\t\u003cli\u003eImproved fuel economy by making the engine more efficient\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\t\t\t\t\u003cdiv class=\"product__accordion accordion\"\u003e\n\t\t\t\t\u003cdetails\u003e\n\t\t\t\t  \u003csummary aria-expanded=\"false\"\u003e\n\t\t\t\t\t\u003cdiv class=\"summary__title\"\u003e\u003ch2 class=\"h4 accordion__title\"\u003eAttributes\u003c\/h2\u003e\u003c\/div\u003e\n\t\t\t\t\t\u003csvg aria-hidden=\"true\" focusable=\"false\" role=\"presentation\" class=\"icon icon-caret\" viewbox=\"0 0 10 6\"\u003e\u003cpath fill-rule=\"evenodd\" clip-rule=\"evenodd\" d=\"M9.354.646a.5.5 0 00-.708 0L5 4.293 1.354.646a.5.5 0 00-.708.708l4 4a.5.5 0 00.708 0l4-4a.5.5 0 000-.708z\" fill=\"currentColor\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\n\t\t\t\t  \u003c\/summary\u003e\n\t\t\t\t  \u003cdiv class=\"accordion__content\"\u003e\u003cul\u003e\r\n\u003cli\u003e\n\u003cb\u003eGTIN: \u003c\/b\u003e00840136500292\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cb\u003eBrand Name: \u003c\/b\u003eSpeedmaster\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cb\u003eAdd-On: \u003c\/b\u003eN\/A\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cb\u003eTLE: \u003c\/b\u003eSpeedmaster 1-135-014 Fits Chevy SBC 350 Downdraft + FAST EZI-EFI 2.0 Fuel Injector System - Satin\u003c\/li\u003e\r\n\u003c\/ul\u003e\u003c\/div\u003e\n\t\t\t\t\u003c\/details\u003e\n\t\t\t\t\u003c\/div\u003e\r\n\t\t\t\t\u003cdiv class=\"product__accordion accordion\"\u003e\n\t\t\t\t\u003cdetails\u003e\n\t\t\t\t  \u003csummary aria-expanded=\"false\"\u003e\n\t\t\t\t\t\u003cdiv class=\"summary__title\"\u003e\u003ch2 class=\"h4 accordion__title\"\u003eExtended Information\u003c\/h2\u003e\u003c\/div\u003e\n\t\t\t\t\t\u003csvg aria-hidden=\"true\" focusable=\"false\" role=\"presentation\" class=\"icon icon-caret\" viewbox=\"0 0 10 6\"\u003e\u003cpath fill-rule=\"evenodd\" clip-rule=\"evenodd\" d=\"M9.354.646a.5.5 0 00-.708 0L5 4.293 1.354.646a.5.5 0 00-.708.708l4 4a.5.5 0 00.708 0l4-4a.5.5 0 000-.708z\" fill=\"currentColor\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\n\t\t\t\t  \u003c\/summary\u003e\n\t\t\t\t  \u003cdiv class=\"accordion__content\"\u003e\u003cul\u003e\r\n\u003cli\u003e\n\u003cb\u003eCountry of Origin: \u003c\/b\u003eUS\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cb\u003eEmissions : \u003c\/b\u003eRacing or Pre-Emissions Use Only\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cb\u003eLife Cycle Status: \u003c\/b\u003eAvailable To Order\u003c\/li\u003e\r\n\u003c\/ul\u003e\u003c\/div\u003e\n\t\t\t\t\u003c\/details\u003e\n\t\t\t\t\u003c\/div\u003e\r\n\t\t\t\t\u003cdiv class=\"product__accordion accordion\"\u003e\n\t\t\t\t\u003cdetails\u003e\n\t\t\t\t  \u003csummary 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href=\"https:\/\/1ddf4b1b856a39e33863-d785dc0e3b62b5e0ef07f55db00b0659.ssl.cf2.rackcdn.com\/Speedmaster\/Speedmaster-Support.pdf\" target=\"_blank\"\u003e\u003cimg 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