{"product_id":"speedmaster-1-147-012-fits-chevy-sbc-350-midrise-air-vortec-intake-manifold-black","title":"Speedmaster 1-147-012 Fits Chevy SBC 350 MidRise Air Vortec Intake Manifold Black","description":"The Speedmaster MidRise Air design features the identical plenum and runner design as the normal MidRise. The main difference is that there is an open area under the plenum chamber. This feature is sometimes called an air gap design. The air flowing under the plenum provides a cooler charge for the incoming air with less heat transfer from the engine. This cooler air charge provides additional power and torque. This Speedmaster MidRise Air for the Vortec features wider design to accommodate the Vortec design heads and also features the Vortec port configuration. The manifold also has a square bore carb pad to utilize the standard Holley, Carter and Edelbrock carburetors. This manifold is intended for use on up through -95 blocks using the 1996 and later Vortec (Gen 1+) heads or Edelbrock E-Tec heads. It can also be used on -96 and later Vortec engines with some minor modifications. The modification is not to the manifold itself.\r\n\u003cul\u003e\t\u003cli\u003eOpen area under the plenum chamber \"air gap\" design.\u003c\/li\u003e\r\n\t\u003cli\u003eThe cooler air charge provides additional power.\u003c\/li\u003e\r\n\t\u003cli\u003eCast from steel molds for a tighter grain and reduction of porosity\u003c\/li\u003e\r\n\t\u003cli\u003ePressure tested to ensure maximum performance\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\r\n\u003cb\u003eVehicle Specific\u003c\/b\u003e\r\n\u003cul\u003e\r\n\u003cli\u003eChevrolet \/ Chevy Small Block\u003c\/li\u003e\r\n\r\n\u003c\/ul\u003e\r\n\u003ch3\u003eAttributes:\u003c\/h3\u003e\r\n\u003cp\u003e\u003c\/p\u003e\u003cul\u003e\r\n\u003cli\u003e\n\u003cb\u003eBrand Name: \u003c\/b\u003eSpeedmaster\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cb\u003eGTIN: \u003c\/b\u003e00840136560524\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cb\u003eAdd-On: \u003c\/b\u003eN\/A\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cb\u003eProduct Weight (lbs.): \u003c\/b\u003e20\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cb\u003eTLE: \u003c\/b\u003eSpeedmaster 1-147-012 Fits Chevy SBC 350 MidRise Air Vortec Intake Manifold Black\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\r\n\u003ch3\u003eExtended Information:\u003c\/h3\u003e\r\n\u003cp\u003e\u003c\/p\u003e\u003cul\u003e\r\n\u003cli\u003e\n\u003cb\u003eCountry of Origin: \u003c\/b\u003eChina\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\r\n\r\n\u003ch3\u003ePacking Information:\u003c\/h3\u003e\r\n\u003cp\u003e\u003c\/p\u003e\u003cul\u003e\r\n\u003cli\u003e\n\u003cb\u003eQuantity of Each: \u003c\/b\u003e1\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cb\u003ePackage UOM: \u003c\/b\u003eEA\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cb\u003eDimension: \u003c\/b\u003e23 x 12 x 6 inches\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cb\u003eWeight: \u003c\/b\u003e20 POUNDS\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\r\n\u003ch3\u003ePDF:\u003c\/h3\u003e\r\n\u003cp\u003e\r\n\u003c\/p\u003e\u003cdiv\u003e\u003ca href=\"https:\/\/sdda.semadata.org\/Standard\/Speedmaster\/Speedmaster-Support.pdf\" target=\"_blank\"\u003e\u003cimg src=\"data:image\/png;base64,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\" style=\"display:inline\"\u003e \u003c\/a\u003e\u003c\/div\u003e\r\n\r\n\u003cdiv id=\"sema-product-fitment\" class=\"product__accordion accordion fitment\"\u003e\u003c\/div\u003e","brand":"Speedmaster","offers":[{"title":"Default Title","offer_id":44244212514861,"sku":"FWGG-1-147-012","price":486.0,"currency_code":"USD","in_stock":true}],"url":"https:\/\/montgomeryparts.com\/products\/speedmaster-1-147-012-fits-chevy-sbc-350-midrise-air-vortec-intake-manifold-black","provider":"Montgomery Parts","version":"1.0","type":"link"}