{"product_id":"pontiac-326-350-389-400-421-428-455-eliminator-intake-manifold-satin_2","title":"Pontiac 326 350 389 400 428 455 MID-AIR™ MidRise Aluminum Intake Manifold [Satin]","description":"\u003ctable id=\"II\"\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand:\u003c\/td\u003e\n\u003ctd\u003eSpeedmaster\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePart Number:\u003c\/td\u003e\n\u003ctd\u003e1-147-073\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePart Type:\u003c\/td\u003e\n\u003ctd\u003eIntake Manifold, Carbureted\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Line:\u003c\/td\u003e\n\u003ctd\u003eMidRise Air\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEngine Block Style:\u003c\/td\u003e\n\u003ctd\u003eStock\/OEM standard deck\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCarburetor Quantity:\u003c\/td\u003e\n\u003ctd\u003eOne\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIntake Style:\u003c\/td\u003e\n\u003ctd\u003eDual Plane\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBasic Operating RPM Range:\u003c\/td\u003e\n\u003ctd\u003e1,500-7,500\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIntake Manifold Height:\u003c\/td\u003e\n\u003ctd\u003e6.500 in.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIntake Material:\u003c\/td\u003e\n\u003ctd\u003eAluminum\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIntake Finish:\u003c\/td\u003e\n\u003ctd\u003eSatin\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCarburetor Base Plate Gasket Included:\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSquare to Spread Bore Adapter Plate Included:\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEGR:\u003c\/td\u003e\n\u003ctd\u003eNo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eQuantity:\u003c\/td\u003e\n\u003ctd\u003eSold individually.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNotes:\u003c\/td\u003e\n\u003ctd\u003eWorks with spread and square bore carburetors.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003eThis is an outstanding manifold for high performance street Pontiac engines. Unlike similar competitive manifolds, the MidRise Air from Speedmaster allows unlimited ambient air-flow under the plenum and around the runners which helps create a cooler incoming air\/fuel charge which produces additional power.. 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.","brand":"Speedmaster","offers":[{"title":"Default Title","offer_id":41839424077989,"sku":"1-147-073","price":461.01,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0582\/7896\/9509\/files\/1-147-073.jpg?v=1780740355","url":"https:\/\/musclecarhq.com.au\/products\/pontiac-326-350-389-400-421-428-455-eliminator-intake-manifold-satin_2","provider":"Muscle Car HQ","version":"1.0","type":"link"}