{"product_id":"comp-cams-camshaft-chevrolet-big-block-11-254-4","title":"Comp Cams Xtreme Energy Hydraulic Flat Tappet Camshaft - 11-254-4","description":"\u003cp data-start=\"381\" data-end=\"810\"\u003e\u003cstrong data-start=\"381\" data-end=\"415\"\u003eComp Cams Part Number 11-254-4\u003c\/strong\u003e is an Xtreme Energy 250\/256 hydraulic flat tappet camshaft designed for \u003cstrong data-start=\"488\" data-end=\"539\"\u003eChevrolet Big Block 396–454 engines (1967–1996)\u003c\/strong\u003e. Tailored for Pro Street and bracket racing applications, this cam requires \u003cstrong data-start=\"616\" data-end=\"639\"\u003e10.5:1+ compression\u003c\/strong\u003e, a \u003cstrong data-start=\"643\" data-end=\"668\"\u003e3200+ stall converter\u003c\/strong\u003e, a strong intake system, headers, and appropriate rear gearing. Delivers aggressive performance with a broad 2,800–7,000 RPM operating range.\u003c\/p\u003e\n\u003cp data-start=\"381\" data-end=\"810\"\u003e \u003c\/p\u003e\n\u003ch2 data-start=\"817\" data-end=\"840\"\u003e\u003cstrong data-start=\"820\" data-end=\"840\"\u003eProduct Features\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul data-start=\"841\" data-end=\"1123\"\u003e\n\u003cli data-start=\"841\" data-end=\"896\"\u003e\n\u003cp data-start=\"843\" data-end=\"896\"\u003eXtreme Energy series hydraulic flat tappet camshaft\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"897\" data-end=\"947\"\u003e\n\u003cp data-start=\"899\" data-end=\"947\"\u003eIdeal for Pro Street and bracket racing builds\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"948\" data-end=\"1013\"\u003e\n\u003cp data-start=\"950\" data-end=\"1013\"\u003eRequires high compression and strong supporting modifications\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1014\" data-end=\"1057\"\u003e\n\u003cp data-start=\"1016\" data-end=\"1057\"\u003eDelivers aggressive top-end performance\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1058\" data-end=\"1093\"\u003e\n\u003cp data-start=\"1060\" data-end=\"1093\"\u003e3-bolt camshaft gear attachment\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1094\" data-end=\"1123\"\u003e\n\u003cp data-start=\"1096\" data-end=\"1123\"\u003ePerformance-oriented idle\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCamshaft Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eHydraulic Flat Tappet\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSeries\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eXtreme Energy\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eEngine Family\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eChevrolet 396–454 c.i. (1967–1996)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRPM Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2,800–7,000\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAdvertised Duration (Int\/Exh)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e294 \/ 306\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDuration @ .050\" (Int\/Exh)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e250 \/ 256\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eValve Lift (Int\/Exh)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0.588 \/ 0.593\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eLobe Lift (Int\/Exh)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0.346 \/ 0.349\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eLobe Separation Angle\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e110°\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eIntake Centerline\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e106°\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eIntake Open (BTDC)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e41°\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eIntake Close (ABDC)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e73°\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eExhaust Open (BBDC)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e87°\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eExhaust Close (ATDC)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e39°\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eValve Timing @ .006\"\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNot specified\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eGear Attachment\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e3-Bolt\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eUsage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eStreet\/Performance\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eLifter Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eHydraulic Flat Tappet\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWarranty\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e12 Months\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eUPC\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e036584023722\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eEmissions Code\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNot specified\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCalifornia Proposition 65\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCancer and Reproductive Harm (P65Warnings.ca.gov)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch2 data-start=\"2109\" data-end=\"2123\"\u003e\u003cstrong data-start=\"2112\" data-end=\"2123\"\u003eFitment\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul data-start=\"2124\" data-end=\"2272\"\u003e\n\u003cli data-start=\"2124\" data-end=\"2147\"\u003e\n\u003cp data-start=\"2126\" data-end=\"2147\"\u003e\u003cstrong data-start=\"2126\" data-end=\"2135\"\u003eMake:\u003c\/strong\u003e Chevrolet\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2148\" data-end=\"2210\"\u003e\n\u003cp data-start=\"2150\" data-end=\"2210\"\u003e\u003cstrong data-start=\"2150\" data-end=\"2168\"\u003eEngine Family:\u003c\/strong\u003e 396 \/ 402 \/ 427 \/ 454 c.i. Big Block V8\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2211\" data-end=\"2241\"\u003e\n\u003cp data-start=\"2213\" data-end=\"2241\"\u003e\u003cstrong data-start=\"2213\" data-end=\"2229\"\u003eModel Years:\u003c\/strong\u003e 1967–1996\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2242\" data-end=\"2272\"\u003e\n\u003cp data-start=\"2244\" data-end=\"2272\"\u003e\u003cstrong data-start=\"2244\" data-end=\"2263\"\u003eCam Gear Style:\u003c\/strong\u003e 3-bolt\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"COMP Cams","offers":[{"title":"Default Title","offer_id":47277926219944,"sku":"CCA11-254-4","price":291.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0496\/1016\/2344\/files\/11-254-4.jpg?v=1763506197","url":"https:\/\/eliteracefab.com\/products\/comp-cams-camshaft-chevrolet-big-block-11-254-4","provider":"eliteracefab.com","version":"1.0","type":"link"}