{"product_id":"rocket-performance-garage-llc-574-chain-drive-cam-cams-2007-2017-276-02002","title":"Rocket Performance Garage Llc 574 Chain Drive Cam - Cams 2007-2017 — Harley-Davidson Road King, Electra Glide Ultra Classic, Street Glide (2007-2017)","description":"\u003cp\u003eRocket Performance Garage 574 Chain Drive Cam delivers .574\" lift with a broad powerband from 1,500 to 5,800 rpm, designed for street and cruising on 96\" to 107\" displacement Harley engines. Bolt-in replacement that works with stock valve springs and compression ratios up to 10:1, making it an accessible upgrade for mid-range passing power.\u003c\/p\u003e\n\u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e.574\" valve lift\u003c\/li\u003e\n  \u003cli\u003e1,500 to 5,800 rpm powerband\u003c\/li\u003e\n  \u003cli\u003eWorks with stock valve springs\u003c\/li\u003e\n  \u003cli\u003eChain drive design\u003c\/li\u003e\n  \u003cli\u003eFits 96\" to 107\" displacement engines\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Rocket Performance Garage Llc\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eManufacturer Part #:\u003c\/strong\u003e 4-4003\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLength:\u003c\/strong\u003e 5.85 in\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWidth:\u003c\/strong\u003e 9.05 in\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHeight:\u003c\/strong\u003e 2.25 in\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 3.155 lbs\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eWill this cam work with my stock valve springs?\u003c\/h3\u003e\n\u003cp\u003eYes — the 574 cam is engineered to operate with stock Harley valve springs without modification.\u003c\/p\u003e\n\u003ch3\u003eWhat compression ratio do I need?\u003c\/h3\u003e\n\u003cp\u003eWorks best with stock compression or up to 10:1. Higher compression ratios are not recommended for this cam profile.\u003c\/p\u003e\n\u003ch3\u003eDo I need to retune my bike after installation?\u003c\/h3\u003e\n\u003cp\u003eA free-flow air cleaner and performance exhaust unlock the cam's best power; stock airbox and mufflers will still work but limit peak output.\u003c\/p\u003e\n\u003ch3\u003eWhat RPM range does this cam operate in?\u003c\/h3\u003e\n\u003cp\u003eThe powerband peaks between 1,500 and 5,800 rpm, optimized for street riding and cruising rather than high-rpm performance.\u003c\/p\u003e","brand":"Rocket Performance Garage Llc","offers":[{"title":"Default Title","offer_id":53035672436847,"sku":"276-02002","price":378.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0608\/6734\/6543\/files\/93fa-641b634900d4d_870aa19b-981c-4aa3-87e1-230e65a2e722.png?v=1777529105","url":"https:\/\/vtwinbikers.com\/products\/rocket-performance-garage-llc-574-chain-drive-cam-cams-2007-2017-276-02002","provider":"Vtwinbikers","version":"1.0","type":"link"}