{"product_id":"cjr-performance-high-rpm-valve-spring-upgrade-kit","title":"CJR Performance High RPM Valve Spring Upgrade Kit","description":"\u003cp class=\"\"\u003eHonda upgraded valve springs for OEM cylinder head. When running OEM or aftermarket camshafts this will provide a safe increase for RPM limit.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp class=\"\"\u003eThis HD Valve spring kit will support RPM up to 12,000RPM unlocking an additional 20% more overrev over the stock RPM limit. This allows a shorter gearing setup to really help get out of the idle-3,000rpm range where the semi auto clutch is engaging. All while allowing more top speed in every gear.\u003cbr\u003e\u003cstrong\u003eHighly recommended to be used with larger diameter exhaust.\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"\"\u003e\u003cstrong\u003e*USE ONLY 1 INTAKE AND 1 EXHAUST SPRING, OEM SPRINGS REMOVED COMPLETELY.\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eFits CRF110 \/ CRF125F\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"CJR","offers":[{"title":"Default Title","offer_id":51852680659261,"sku":"900-52","price":39.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0872\/8055\/0205\/files\/73A8A99C-12EE-4C3B-863E-DD8F760C0946.webp?v=1781791327","url":"https:\/\/keystonecycleparts.com\/products\/cjr-performance-high-rpm-valve-spring-upgrade-kit","provider":"Keystone Cycle Parts","version":"1.0","type":"link"}