{"product_id":"valve-spring-kit-fits-twin-cam-2005-2017-sportster-2004up-beehive-springs-with-650in-lift","title":"Valve Spring Kit. Fits Twin Cam 2005-2017, Sportster 2004up. Beehive Springs with .650in. Lift.","description":"\u003cp\u003eNote: Maximum Recommended Lift = .650\"\u003c\/p\u003e\n\u003cp\u003e* Beehive steel valve spring kit\u003c\/p\u003e\n\u003cp\u003e* Use with AV-V7MMB guide seals\u003c\/p\u003e\n\u003cp\u003e* Fits both Single \u0026amp; Triple groove valves\u003c\/p\u003e\n\u003cp\u003e* Ultra pure chrome silicon+Nickle spring wire\u003c\/p\u003e\n\u003cp\u003e* Extra processing for fatigue resistance\u003c\/p\u003e\n\u003cp\u003e* Resist pressure loss \u0026amp; fatigue associated with extremely aggressive cams in high compression engines\u003c\/p\u003e\n\u003cp\u003e* Reduce vibration \u0026amp; harmonics\u003c\/p\u003e\n\u003cp\u003e* Includes springs,retainers \u0026amp; upper \u0026amp; lower collars\u003c\/p\u003e\n\u003cp\u003e* 175lbs @ 1.860, 370lbs @ 1.250\"\u003c\/p\u003e\n\u003cp\u003e* Coil bind 1.150\"\u003c\/p\u003e\n\u003cp\u003e* Small end ID = .740\", OD= 1.185\"\u003c\/p\u003e\n\u003cp\u003e* Large end ID = 1.055\", OD = 1.500\"\u003c\/p\u003e\n\u003cp\u003e* CNC machined keepers\u003c\/p\u003e\n\n\u003cp\u003eTech Tips:-\u003c\/p\u003e\n\u003cp\u003e* Rocker box clearance must be checked\u003c\/p\u003e\n\u003cp\u003e* Spring travel must be checked \u003c\/p\u003e\n\u003cp\u003e* Valve timing must be accurate\u003c\/p\u003e\n\u003cp\u003e** Over revving will lead to pre-mature failure of Valve Springs \u0026amp; collars.\u003c\/p\u003e","brand":"AV\u0026V","offers":[{"title":"Default Title","offer_id":48442146554078,"sku":"AV-VSK65007SG","price":249.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1021\/7951\/files\/AV-VSK65007SG.jpg?v=1784197884","url":"https:\/\/ironandresin.com.au\/products\/valve-spring-kit-fits-twin-cam-2005-2017-sportster-2004up-beehive-springs-with-650in-lift","provider":"Iron \u0026 Resin Garage","version":"1.0","type":"link"}