{"product_id":"comp-cams-ls-hyd-roller-camshaft-251-267-50-co54-474-11-suit-gm-ls-iii-iv-97-on","title":"COMP CAMS LS HYD ROLLER CAMSHAFT 251\/267@.50 CO54-474-11 SUIT GM LS III\/IV 97-ON","description":"\u003ctable\u003e\u003ctbody\u003e\u003ctr\u003e\u003ctd\u003eCOMP CAMS LS HYD ROLLER CAMSHAFT 251\/267@.50 CO54-474-11 SUIT GM LS GEN III\/IV 1997-On\u003cbr\u003e\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e These COMP Cams LSR Series hydraulic roller camshafts feature modern lobe profiles that take full advantage of high-flowing late model GM LS3 rectangular port cylinder heads. They are tailored for a specific rpm range and usage, from torque to high-rpm horsepower. Give your Chevy LS engine a shot in the arm with one of these COMP Cams LSR Series hydraulic roller camshafts. \u003cbr\u003e\n\u003c\/div\u003e\n\u003cstrong\u003eSpecs\u003c\/strong\u003e:Application: GM LS Gen III\/IV 8 Cyl. '97-Current Three-Bolt 4.8\/5.3\/5.7\/6.0\/6.2\/7.0L Engines.\u003cbr\u003e\u003cdiv\u003e Cam Style: Hydraulic roller tappet \u003c\/div\u003e\n\u003cdiv\u003e Basic Operating RPM Range: 2,600-7,000 \u003c\/div\u003e\n\u003cdiv\u003e Intake Duration at 050 inch Lif 251 \u003c\/div\u003e\n\u003cdiv\u003e Exhaust Duration at 050 inch Lif 267 \u003c\/div\u003e\n\u003cdiv\u003e Duration at 050 inch Lif 251 int.\/267 exh. \u003c\/div\u003e\n\u003cdiv\u003e Advertised Intake Duration: 301 \u003c\/div\u003e\n\u003cdiv\u003e Advertised Exhaust Duration: 317 \u003c\/div\u003e\n\u003cdiv\u003e Advertised Duration: 301 int.\/317 exh. \u003c\/div\u003e\n\u003cdiv\u003e Intake Valve Lift with Factory Rocker Arm Ratio: 0.624 in. \u003c\/div\u003e\n\u003cdiv\u003e Exhaust Valve Lift with Factory Rocker Arm Ratio: 0.624 in. \u003c\/div\u003e\n\u003cdiv\u003e Valve Lift with Factory Rocker Arm Ratio: 0.624 int.\/0.624 exh. \u003c\/div\u003e\n\u003cdiv\u003e Lobe Separation (degrees): 115 \u003c\/div\u003e\n\u003cdiv\u003e Camshaft Gear Attachmen 3-bolt \u003c\/div\u003e\n\u003cdiv\u003e Computer-Controlled Compatible: Yes \u003c\/div\u003e\n\u003cdiv\u003e Grind Number: 301LRRHR15 \u003c\/div\u003e\n\u003cdiv\u003e Valve Springs Required: Yes \u003c\/div\u003e\n\u003cdiv\u003e Quantity: Sold individually. \u003c\/div\u003e Notes: Cannot use stock springs. With rectangular CNC port heads on engines over 420 cu. in. Custom computer tuning required. \u003cbr\u003e\n\u003c\/div\u003e \u003cbr\u003e\n\u003c\/div\u003e\n\u003c\/td\u003e\u003c\/tr\u003e\u003c\/tbody\u003e\u003c\/table\u003e\u003cbr\u003e\u003cbr\u003e\u003cbr\u003e","brand":"COMP Cams","offers":[{"title":"Default Title","offer_id":44610686222647,"sku":"CO54-474-11","price":1041.75,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0680\/9364\/1015\/files\/61926.jpg?v=1780503553","url":"https:\/\/enginemaster.com.au\/products\/comp-cams-ls-hyd-roller-camshaft-251-267-50-co54-474-11-suit-gm-ls-iii-iv-97-on","provider":"Engine Master","version":"1.0","type":"link"}