{"product_id":"kit-arcuri-talere-titan-alpha-k20-k24-skunk2-344-05-1410","title":"Skunk2 Alpha Valve Spring and Titanium Retainer Kit for Honda K20, K24, F20C and F22C Engines","description":"\u003cdiv class=\"mts-description-container\"\u003e\n\u003cp\u003eThe Skunk2 Alpha kit for Honda K20, K24, F20C and F22C engines pairs dual valve springs with titanium retainers. The springs keep the valves from floating above 10,000 rpm, and the retainers cut valvetrain mass.\u003c\/p\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSkunk2 Racing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCode\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e344-05-1410\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eContents\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003edual valve springs and titanium retainers\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSeat pressure\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e267 N (60 lbf) at 40.64 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOpen pressure\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e979 N (220 lbf) at 27.94 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCoil bind\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e25.4 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003ch3\u003eWhich cars it fits\u003c\/h3\u003e\n\u003cul class=\"mts-notes-list\"\u003e\n\u003cli\u003eHonda K20, K24, F20C and F22C engines\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhat to check\u003c\/h3\u003e\n\u003cul class=\"mts-notes-list\"\u003e\n\u003cli\u003eDual springs wound from Japanese chrome-silicon wire: the inner and outer springs are mated with a slight interference fit and have different frequencies, so they do not resonate together.\u003c\/li\u003e\n\u003cli\u003eAlpha retainers are made from ultrasonically inspected medical-grade titanium, CNC machined, with radius-cut edges for rocker clearance, lightening grooves and a reduced height; each one is inspected and serialized.\u003c\/li\u003e\n\u003cli\u003eOn single-spring K-series heads and on F20C \/ F22C engines they fit only with the Skunk2 312-05-0010 spring bases.\u003c\/li\u003e\n\u003cli\u003eOn 2004 and newer engines, Skunk2 titanium retainers need pre-2004 keepers (no laser-etched marks on the top edge): the angle differs, and the wrong combination can damage the engine.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Skunk2 Racing","offers":[{"title":"Default Title","offer_id":54985046294866,"sku":"344-05-1410","price":3028.0,"currency_code":"RON","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1044\/6857\/8642\/files\/344-05-1410-1.jpg?v=1791412662","url":"https:\/\/letsrace.ro\/en\/products\/alpha-spring-titanium-retainer-kit-k20-k24-344-05-1410","provider":"Let's Race | Echipamente Motorsport, Trackday si Karting","version":"1.0","type":"link"}