{"product_id":"61377-beehive-valve-spring-kits-for-evolution-models-twin-cam","title":"Beehive Valve Spring Kit Big Twin 84 \/ 2004 Sportster 86 \/ 03 Steel Valve Collars 9708-Kit","description":"\u003ch1\u003eBEEHIVE VALVE SPRING KITS FOR EVOLUTION MODELS \u0026amp; TWIN CAM\u003c\/h1\u003eWEIGHT: 1.28\u003cbr\u003e\u003cul\u003e\n\u003cli\u003eTHE CENTERPIECE OF BOTH KITS ARE THE ADVANCED COMP\u003csmall\u003e\u003csup\u003e®\u003c\/sup\u003e\u003c\/small\u003e BEEHIVE\u003csmall\u003e\u003csup\u003e™\u003c\/sup\u003e\u003c\/small\u003e VALVE SPRINGS , WHICH DELIVER A HOST OF WELL DOCUMENTED BENEFITS OVER CONVENTIONAL VALVE SPRINGS\u003c\/li\u003e\n\u003cli\u003eWITH THE LIMITED VALVE SPRING INSTALLED HEIGHT OF THE HARLEY V-TWIN ENGINE , SMALL SPRING POCKET AND TODAY'S HIGHER LIFT CAMS , THE \u003cb\u003eVTHUNDER\u003c\/b\u003e ENGINEERS FACED A CHALLENGE IN DESIGNING AN ALL-INCLUSIVE KIT THAT WOULD PROVIDE PROPER INSTALLATION FO THE BEEHIVE\u003csmall\u003e\u003csup\u003e™\u003c\/sup\u003e\u003c\/small\u003e VALVE SPRINGS\u003c\/li\u003e\n\u003cli\u003eAFTER EXTENSIVE TESTING AND RESEARCH , THE PROPER COMBINATION OF PARTS HAS BEEN IDENTIFIED AND IS NOW AVAILABLE\u003c\/li\u003e\n\u003cli\u003eBOTH KITS UTILIZE THE BEEHIVE\u003csmall\u003e\u003csup\u003e™\u003c\/sup\u003e\u003c\/small\u003e VALVE SPRINGS , BUT THE \u003cb\u003e61378\u003c\/b\u003e KIT ALLOWS FOR USE OF THE STOCK 7MM VALVES AND STOCK LOCKS AND THE \u003cb\u003e61377\u003c\/b\u003e KIT IS DESIGNED FOR 5\/16\" VALVES AND INCLUDES HIGH PERFORMANCE 10° SUPER LOCKS\u003csmall\u003e\u003csup\u003e™\u003c\/sup\u003e\u003c\/small\u003e FOR ADDED STRENGTH\u003c\/li\u003e\n\u003c\/ul\u003e\u003ccenter\u003e\u003cb\u003eSPRING SPECIFICATIONS:\u003c\/b\u003e\u003c\/center\u003e\u003cul\u003e\n\u003cli\u003e 1.185\"\/1.454\" O.D.\u003c\/li\u003e\n\u003cli\u003e.731\"\/1.00\" I.D.\u003c\/li\u003e\n\u003cli\u003e160# @ 1.800\" (.650 LIFT)\u003c\/li\u003e\n\u003cli\u003e140# @ 1.850\" (.700 LIFT)\u003c\/li\u003e\n\u003cli\u003e400# @ 1.150\"\u003c\/li\u003e\n\u003cli\u003eCOIL BIND 1.100\"\u003c\/li\u003e\n\u003cli\u003eSPRING RATE 400\u003c\/li\u003e\n\u003c\/ul\u003e\u003cbr\u003e\u003cb\u003eV-THUNDER\u003c\/b\u003e\u003cbr\u003eFITS BIG TWIN EVOLUTION 1984\/1999 , TWIN CAM 1999\/2004 \u0026amp; SPORTSTER 1986\/2003\u003cbr\u003eBY: COMPETITION CAMS","brand":"MID-USA","offers":[{"title":"Default Title","offer_id":20199003914351,"sku":"61377","price":251.44,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0081\/7401\/0479\/products\/0068087_0_e621bf10-4eec-4521-b781-6a5c4faed740.jpg?v=1575429047","url":"https:\/\/www.widowmakersboneyard.com\/products\/61377-beehive-valve-spring-kits-for-evolution-models-twin-cam","provider":"Widowmaker's Boneyard","version":"1.0","type":"link"}