{"product_id":"comp-cams-xfi-xer-hydraulic-camshaft-287-289-50-605-609-chev-ls-v8-co54-448-11","title":"COMP CAMS XFI XER HYDRAULIC CAMSHAFT 287\/289@50 .605\/609\" CHEV LS V8 CO54-448-11","description":"\u003cdiv\u003eCOMP CAMS XFI XER HYDRAULIC CAMSHAFT 287\/289@50 .605\/609\" CHEV LS V8 CO54-448-11\u003c\/div\u003e\u003cdiv\u003eThese XFI XE-R camshafts from COMP Cams are made for all-out racing. The aggressive lobe design of these cams can handle all the rpm you can throw at it.\u003c\/div\u003e\u003cdiv\u003eSpecs:\u003c\/div\u003e\u003cdiv\u003eApplication: GM LS III\/IV 97-onwards, see notes\u003c\/div\u003e\u003cdiv\u003eCam Style:Hydraulic roller tappet\u003c\/div\u003e\u003cdiv\u003eBasic Operating RPM Range:2,800-7,200\u003c\/div\u003e\u003cdiv\u003eIntake Duration at 050 inch Lif238\u003c\/div\u003e\u003cdiv\u003eExhaust Duration at 050 inch Lif240\u003c\/div\u003e\u003cdiv\u003eDuration at 050 inch Lif238 int.\/240 exh.\u003c\/div\u003e\u003cdiv\u003eAdvertised Intake Duration:287\u003c\/div\u003e\u003cdiv\u003eAdvertised Exhaust Duration:289\u003c\/div\u003e\u003cdiv\u003eAdvertised Duration:287 int.\/289 exh.\u003c\/div\u003e\u003cdiv\u003eIntake Valve Lift with Factory Rocker Arm Ratio:0.605 in.\u003c\/div\u003e\u003cdiv\u003eExhaust Valve Lift with Factory Rocker Arm Ratio:0.609 in.\u003c\/div\u003e\u003cdiv\u003eValve Lift with Factory Rocker Arm Ratio:0.605 int.\/0.609 exh.\u003c\/div\u003e\u003cdiv\u003eLobe Separation (degrees):112\u003c\/div\u003e\u003cdiv\u003eCamshaft Gear Attachmen3-bolt\u003c\/div\u003e\u003cdiv\u003eComputer-Controlled Compatible:Yes\u003c\/div\u003e\u003cdiv\u003eGrind Number:XER287HR\u003c\/div\u003e\u003cdiv\u003eValve Springs Required:Yes\u003c\/div\u003e\u003cdiv\u003eQuantity:Sold individually.\u003c\/div\u003e\u003cdiv\u003eNotes:Requires custom computer tuning. Designed for large cu. in. engines.\u003c\/div\u003e\u003cbr\u003e\u003cbr\u003e","brand":"COMP Cams","offers":[{"title":"Default Title","offer_id":44604482486583,"sku":"CO54-448-11","price":1074.85,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0680\/9364\/1015\/files\/61915.jpg?v=1780503550","url":"https:\/\/enginemaster.com.au\/products\/comp-cams-xfi-xer-hydraulic-camshaft-287-289-50-605-609-chev-ls-v8-co54-448-11","provider":"Engine Master","version":"1.0","type":"link"}