{"product_id":"comp-cams-camshaft-cs-xr276hr-10-cca12-423-8","title":"COMP Cams Camshaft CS XR276HR-10 - cca12-423-8","description":"*Xtreme Energy Camshafts*  * Quicker opening lobe profiles deliver increased responsiveness \u0026amp; more area under the lift curve  * More vacuum allows an increase in duration for improved performance and assists power brakes  * Excellent performance in street carbureted applications    * Best performance with aftermarket intake manifolds, headers, lower gear ratios, etc. PartNumber : cca12-423-8 Description : Xtreme Energy Camshaft Title : 12-423-8 CamShaft, CS XR276HR-10 Advertised Exhaust Duration : 282 Advertised Intake Duration : 276 Assembly Lubricant Included : No Basic Operating RPM Range : 1,900-5,600 California Proposition 65 : WARNING: Cancer and Reproductive Harm P65Warnings.ca.gov Cam Type : Hydraulic Roller Camshaft Gear Attachment : 3-Bolt Camshaft Material : Austempered Ductile Iron Camshaft Series : Xtreme Energy Engine Family : Chevrolet 262-400 c.i. 8 Cylinder (1958-1998) Exhaust Duration at .050 inch Lift : 230 Exhaust Valve Lift : 0.51 Grind Number : XR276HR Intake Duration at .050 Inch Lift : 224 Intake Valve Lift : 0.502 Lifter Style : Hydraulic Roller Lifters Included : No Lobe Separation : 110 Usage : Street\/Performance Valve Springs Required : Yes Cam and Lifter Kit Upgrade : CL12-423-8 K-Kit Upgrade : K12-423-8 SK-Kit Upgrade : SK12-423-8 Exhaust Valve Lift(in) : 0.51 Intake Duration : 276 Intake Duration @ .050 in. : 224 RPM Range : 1000-7000 Exhaust Duration : 282 Lifter Type : Hydraulic Roller Exhaust Duration @ .050 in. : 230 Intake Valve Lift(in) : 0.502   Engine Components::Camshafts ","brand":"COMP Cams","offers":[{"title":"Default Title","offer_id":42580490289407,"sku":"","price":416.8,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0630\/1106\/2015\/products\/1ce4ab29799b8a7776d4a55a2b573f1b__60266.jpg?v=1647913451","url":"https:\/\/aristocrat-autosport-llc.myshopify.com\/products\/comp-cams-camshaft-cs-xr276hr-10-cca12-423-8","provider":"Aristocrat Autosport ","version":"1.0","type":"link"}