{"product_id":"valve-spring-kit-big-twin-4","title":"Valve Spring Kit - Big Twin","description":"To be used with cams with up to .550\" lift. Includes springs and aluminum top retainers. 140-lb. seat pressure. Must allow additional rocker clearance for 48-65 Panheads. Made in the U.S.A..","brand":"S\u0026S Cycle","offers":[{"title":"Default Title","offer_id":44906045603885,"sku":"FJHF_90-2053","price":248.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0608\/4057\/5021\/files\/DS199729_0.png?v=1777914915","url":"https:\/\/shopronayers.com\/products\/valve-spring-kit-big-twin-4","provider":"Ron Ayers Motorsports","version":"1.0","type":"link"}