{"title":"Chevy","description":"","products":[{"product_id":"comp-cams-stage-1-thumpr-hydraulic-roller-cam-for-gen-iii-ls-4-8-5-3-6-0l-ls-lift-541-530","title":"COMP Cams Stage 1 Thumpr Hydraulic Roller Cam for GEN III LS 4.8\/5.3\/6.0L LS [Lift .541\"\/.530\"]","description":"\u003cp\u003e\u003cspan class=\"type\"\u003eSKU:\u003c\/span\u003e 54-701-11\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThumpr Camshafts are available in three different grind profiles, each one of which will produce a rough, racy exhaust note and impressive amounts of horsepower and torque at a different rpm range. Their cutting-edge hydraulic roller design means that they will deliver a substantial power increase over an identical hydraulic flat tappet grind without sacrificing reliability or ease of maintenance. So look no further than the Thumpr line of camshafts - engineered to deliver that much sought-after ''thumping'' idle quality to everyone.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eCamshaft Gear Attachment\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003e3-bolt\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eEngine Make\/Size\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eGM LS GEN III \u0026amp; IV\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eExh. Duration @ .050 in. (Deg)\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003e229\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eExh. Duration Advertised (Deg)\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003e291\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eExhaust Duration at 050 inch Lift\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003e229\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eExhaust Valve Lift\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003e0.530 in (13.462 mm)\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eGrind Number\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003e272LTH11\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eInt. Duration @ .050 in. (Deg)\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003e218\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eInt. Duration Advertised (Deg)\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003e272\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eIntake Duration at 050 inch Lift\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003e218\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eIntake Valve Lift\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003e0.541 in (13.741 mm)\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eLifter Type\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eHydraulic Roller\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eLifters Included\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eNo\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eLobe Separation (Deg)\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003e111\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003ePackage Depth\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003e3.00\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003ePackage Height\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003e3.00\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003ePackage Width\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003e24.00\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003ePart Category\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003ePerformance Parts\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003ePart Fitment\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eSemi Universal\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eRPM Range\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003e1500-6300\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eShipping Weight\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003e10.26\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eUsage\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eStreet\/Performance\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eValve Springs Required\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eNo\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eVendor Part Number\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003e54-700-11\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Carno Racing","offers":[{"title":"Default Title","offer_id":44203370643507,"sku":null,"price":400.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0672\/8276\/3827\/files\/Screenshot2026-04-14125711.png?v=1776189584"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0672\/8276\/3827\/collections\/Chevy_logo.jpg?v=1773450708","url":"https:\/\/carnoracing.com\/collections\/chevy.oembed","provider":"Carno Racing","version":"1.0","type":"link"}