{"product_id":"comp-cams-camshaft-cs-300rx-7-cca12-852-9","title":"COMP Cams Camshaft CS 300Rx-7 - cca12-852-9","description":"COMP Cams Xtreme RX 50 MM 300RX-7 Solid Roller Camshaft for Small Block Chevy PartNumber : cca12-852-9 Description : Oval Track Camshaft Title : 12-852-9 CamShaft, CS 300RX-7 Lobe Separation : 107 Usage : Strip Valve Springs Required : Yes Advertised Exhaust Duration : 309 Advertised Intake Duration : 300 Assembly Lubricant Included : No Basic Operating RPM Range : 5,400-8,400 California Proposition 65 : WARNING: Cancer and Reproductive Harm P65Warnings.ca.gov Cam Type : Solid Roller Camshaft Gear Attachment : 3-Bolt Camshaft Material : Billet Steel Camshaft Series : Oval Track Xtreme RX (50mm Journal) Engine Family : Chevrolet 262-400 c.i. 8 Cylinder (1958-1998) Exhaust Duration at .050 inch Lift : 276 Exhaust Valve Lift : 0.652 Grind Number : 300RX-7 Intake Duration at .050 Inch Lift : 267 Intake Valve Lift : 0.651 Lifter Style : Solid Roller Lifters Included : No Intake Duration : 300 Exhaust Duration : 309 Intake Duration @ .050 in. : 267 Lifter Type : Mechanical Roller RPM Range : 5000-13000 Exhaust Duration @ .050 in. : 276 Exhaust Valve Lift(in) : 0.652 Intake Valve Lift(in) : 0.651   Engine Components::Camshafts ","brand":"COMP Cams","offers":[{"title":"Default Title","offer_id":42580504150271,"sku":"","price":460.9,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0630\/1106\/2015\/products\/1ce4ab29799b8a7776d4a55a2b573f1b__25413.jpg?v=1647913795","url":"https:\/\/aristocrat-autosport-llc.myshopify.com\/products\/comp-cams-camshaft-cs-300rx-7-cca12-852-9","provider":"Aristocrat Autosport ","version":"1.0","type":"link"}