{"product_id":"s-s-cycle-560s-cam-big-twin-33-5061","title":"S\u0026S Cycle 560S Cam - Big Twin [MPN: 33-5061]","description":"\u003cdiv class=\"wrap-collapsibleMM\"\u003e\n\u003cinput id=\"collapsibleDescriptionMMbd15ce24\" class=\"collapsibleDescriptionMM toggleMM\" type=\"checkbox\"\u003e\u003clabel for=\"collapsibleDescriptionMMbd15ce24\" class=\"lbl-toggleMM\"\u003eProduct Description\u003c\/label\u003e\u003cdiv class=\"collapsible-contentMM\"\u003e\u003cdiv class=\"content-innerMM\"\u003e\n\u003cp\u003e560S CAMSHAFT\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eThese camshafts are designed for performance upgrades in Panhead and Shovelhead engines with stock valve train; stock-style tappets, pushrods and rocker arms\u003c\/li\u003e\n\u003cli\u003eIt is important to differentiate these cams from cams for use with the S\u0026amp;S  hydraulic valve train upgrade kit, retro-conversion or replacement cylinder head kit for Panheads which use 84-99 style cams\u003c\/li\u003e\n\u003cli\u003eThese cams are all high lift with the exception of the 450S and require lift valve springs and clearance checks for installation\u003c\/li\u003e\n\u003cli\u003e450S Cam:\u003c\/li\u003e\n\u003cli\u003eBolt-in hydraulic cam for 74 and 80 Shovelhead engines 66-79 and 83-84 (can be used in 81-82 models if cylinder heads are updated to late style valve guides)\u003c\/li\u003e\n\u003cli\u003eCan also be used as a low-end torque cam in modified Shovelhead engines up to 88 with compression ratios of up to 8:5\u003c\/li\u003e\n\u003cli\u003e1\u003c\/li\u003e\n\u003cli\u003eAlthough designed for use with hydraulic tappets, the 450S can also be used with solid lifters; use with solids will result in more valve train noise, slightly higher cylinder pressure and slightly more torque\u003c\/li\u003e\n\u003cli\u003e1,500-4,500rpm\u003c\/li\u003e\n\u003cli\u003e514 Cam:\u003c\/li\u003e\n\u003cli\u003eFor 84 to 93 strokers with no greater than 9:1 CR\u003c\/li\u003e\n\u003cli\u003eBest gains occur in the mid-range from 2,500 to 5,000rpm where most riding is done\u003c\/li\u003e\n\u003cli\u003eRelatively quiet and easier on the valve train than most other cams with lifts as high\u003c\/li\u003e\n\u003cli\u003eSolid lifters or aftermarket hydraulic tappets are recommended, valve spring spacing and other normal clearancing checks required\u003c\/li\u003e\n\u003cli\u003e2,500-5,000rpm\u003c\/li\u003e\n\u003cli\u003e560S Cam:\u003c\/li\u003e\n\u003cli\u003eFor 88 to 103 engines between 9:1 to 10:1 CR, excellent power across the range\u003c\/li\u003e\n\u003cli\u003eNot recommended for stock displacement or lower compression engines\u003c\/li\u003e\n\u003cli\u003eRequires high-lift valve springs and normal clearance checks\u003c\/li\u003e\n\u003cli\u003eSolid lifters only\u003c\/li\u003e\n\u003cli\u003e3,500-6,000rpm\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\u003c\/div\u003e\n\u003c\/div\u003e","brand":"S\u0026S Cycle","offers":[{"title":"Default Title","offer_id":46849313702075,"sku":"CCP-495497","price":255.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0637\/5230\/6875\/files\/227435_0_48.jpg?v=1754672954","url":"https:\/\/motomentum.com\/products\/s-s-cycle-560s-cam-big-twin-33-5061","provider":"Motomentum","version":"1.0","type":"link"}