{"product_id":"xtreme-energy-212-218-hydraulic-flat-cam-for-chevrolet-big-block-396-454","title":"Xtreme Energy 212\/218 Hydraulic Flat Cam For Chevrolet Big Block 396-454","description":"Featuring a quicker valve opening, the Xtreme Energy camshaft profile provides increased responsiveness and more area under the lift curve than older, slower grinds. Designed to increase performance without sacrificing driveability and creature comforts, the Xtreme Energy grind family offers gains in torque and horsepower while still delivering adequate vacuum for power brakes and other vacuum dependent accessories. Xtreme Energy camshafts work great in carbureted applications, but offer the best performance with aftermarket intake manifolds, lower gear ratios, headers and free flowing exhaust.\r\n\u003cb\u003eVehicle Specific\u003c\/b\u003e\r\n\u003cul\u003e\r\n\u003cli\u003eChevrolet GEN IV 396-454 Big Block Engines Originally Equipped with Flat Tappet Camshafts\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\u003eCOMP Cams\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cb\u003eGTIN: \u003c\/b\u003e00036584023678\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cb\u003eAdvertised Exhaust Duration: \u003c\/b\u003e268\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cb\u003eAdvertised Intake Duration: \u003c\/b\u003e256\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cb\u003eAmazon ASIN: \u003c\/b\u003eB000CEQDA0\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cb\u003eAssembly Lubricant Included: \u003c\/b\u003eYes\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cb\u003eBasic Operating RPM Range: \u003c\/b\u003e1,000-5,200\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cb\u003eC.A.R.B. E.O. Number: \u003c\/b\u003eN\/A\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cb\u003eC.A.R.B. Exempt for California Certified Vehicles Manufactured Before 1965?: \u003c\/b\u003eYes, but must meet tailpipe emission standards for year of vehicle.\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cb\u003eC.A.R.B. Exempt for Federally Certified Vehicles Manufactured Before 1967?: \u003c\/b\u003eYes, but must meet tailpipe emission standards for year of vehicle.\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cb\u003eC.A.R.B. Exempt for Foreign Vehicles Manufactured Before 1967?: \u003c\/b\u003eYes, but must meet tailpipe emission standards for year of vehicle.\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cb\u003eC.A.R.B. Exempt for On-Road Vehicles?: \u003c\/b\u003eNo\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cb\u003eC.A.R.B. Exempt for Racing and Off-Road Only Vehicles?: \u003c\/b\u003eYes, but must be a race\/competition only vehicle.\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cb\u003eC.A.R.B. Exemption Reason: \u003c\/b\u003eN\/A\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cb\u003eCam Type: \u003c\/b\u003eHydraulic Flat Tappet\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cb\u003eCam and Lifter Kit Upgrade: \u003c\/b\u003eCL11-234-3\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cb\u003eCamshaft Gear Attachment: \u003c\/b\u003e3-Bolt\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cb\u003eCamshaft Material: \u003c\/b\u003eCast Iron\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cb\u003eCamshaft Series: \u003c\/b\u003eXtreme Energy\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cb\u003eEngine Family: \u003c\/b\u003eChevrolet 396-454 c.i. 8 Cylinder (1967-1996)\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cb\u003eExhaust Duration at .050 inch Lift: \u003c\/b\u003e218\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cb\u003eExhaust Valve Lift: \u003c\/b\u003e0.485\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cb\u003eGrind Number: \u003c\/b\u003eXE256H\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cb\u003eIntake Duration at .050 Inch Lift: \u003c\/b\u003e212\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cb\u003eIntake Valve Lift: \u003c\/b\u003e0.48\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cb\u003eK-Kit Upgrade: \u003c\/b\u003eK11-234-3\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cb\u003eLifter Type: \u003c\/b\u003eHydraulic Flat Tappet\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cb\u003eLifters Included: \u003c\/b\u003eNo\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cb\u003eLobe Separation: \u003c\/b\u003e110\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cb\u003eSK-Kit Upgrade: \u003c\/b\u003eSK11-234-3\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cb\u003eUsage: \u003c\/b\u003eStreet\/Performance\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cb\u003eValve Springs Required: \u003c\/b\u003eYes\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\u003eUS\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cb\u003eEmissions : \u003c\/b\u003eEPA Eligible\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\u003e24.5 x 3 x 2.75 inches\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cb\u003eWeight: \u003c\/b\u003e10.78 POUNDS\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\r\n\u003cdiv id=\"sema-product-fitment\" class=\"product__accordion accordion fitment\"\u003e\u003c\/div\u003e","brand":"COMP Cams","offers":[{"title":"Default Title","offer_id":44705814544429,"sku":"BDQQ-11-234-3","price":519.9,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0646\/2780\/2157\/files\/11-234-3.jpg?v=1773328860","url":"https:\/\/montgomeryparts.com\/products\/xtreme-energy-212-218-hydraulic-flat-cam-for-chevrolet-big-block-396-454","provider":"Montgomery Parts","version":"1.0","type":"link"}