{"product_id":"ss-900-4098a","title":"S\u0026S Cycle Forged Roller Rocker Arm Kit — 1.725:1 — Twin Cam \/ Big Twin","description":"\u003cp\u003eS\u0026amp;S's 1.725:1 forged roller rocker arms for Big Twins — the ratio bumps valve lift at the valve beyond what the cam alone delivers, with metered oiling and bronze bushings. S\u0026amp;S is upfront that the 1.725 ratio increases stress on cams, tappets, and pushrods, and recommends these for racing applications.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFITMENT\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eS\u0026amp;S fitment: 1999–2017 Harley-Davidson Big Twin models. In our 2014+ Touring catalog: 2014–2016 Twin Cam Touring models.\u003c\/p\u003e\n\u003cp\u003eNot sure it fits your bike? Email info@norcalbaggersupply.com — email is the fastest way to reach us — and we'll confirm before you order. You can also call 916-626-9030 (Mon–Fri, 9 AM–5 PM PT).\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSPECIFICATIONS\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eManufacturer: S\u0026amp;S Cycle — part number 900-4098A\u003c\/li\u003e\n\u003cli\u003eForged roller rocker arm set — 2 front \u0026amp; 2 rear; ratio 1.725:1\u003c\/li\u003e\n\u003cli\u003e8620 steel with metered oiling (S\u0026amp;S)\u003c\/li\u003e\n\u003cli\u003eS\u0026amp;S roller rocker arms are recommended for cams with more than .585 in. of lift (S\u0026amp;S)\u003c\/li\u003e\n\u003cli\u003eAdjustable pushrods must be used with S\u0026amp;S roller rocker arms to obtain proper valve clearance (S\u0026amp;S)\u003c\/li\u003e\n\u003cli\u003eMade in the USA\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eINSTALLATION\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eRocker arm replacement is top-end work. S\u0026amp;S is explicit: adjustable pushrods must be used with S\u0026amp;S roller rocker arms to obtain proper valve clearance. Follow the S\u0026amp;S instruction sheet included in the box and your Harley-Davidson service manual. No official S\u0026amp;S install video is published for this part — installation is manual-only. Professional installation is recommended; email us for an install-partner referral.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQUESTIONS RIDERS ASK\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"color:#d4af37\"\u003eWhat does the 1.725 ratio do?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan style=\"color:#ffffff\"\u003eIt multiplies the cam's lift at the valve — a .585 in. cam acts bigger at the valve — but it also increases stress on the whole valvetrain. S\u0026amp;S recommends the 1.725 arms for racing, not street use; the 1.625:1 set (900-4065A) is the street choice.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"color:#d4af37\"\u003eDo I need anything else?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan style=\"color:#ffffff\"\u003eAdjustable pushrods are mandatory with S\u0026amp;S roller rockers to set valve clearance (S\u0026amp;S), and S\u0026amp;S recommends new rocker arm shafts for maximum performance and rocker life.\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv class=\"judgeme-widget\" data-product-handle=\"ss-900-4098a\"\u003e\u003c\/div\u003e","brand":"S\u0026S Cycle","offers":[{"title":"Default Title","offer_id":68036705255526,"sku":"900-4098A","price":695.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0750\/6133\/0022\/files\/900-4098A.jpg?v=1794429947","url":"https:\/\/norcalbaggersupply.com\/products\/ss-900-4098a","provider":"NorCal Bagger Supply","version":"1.0","type":"link"}