{"product_id":"ferrea-subaru-ej20-33mm-5-96mm-104-75mm-25-deg-flo-radius-grv-1mm-6000-series-exh-valve-set-of-8","title":"Ferrea 6000 Series Exhaust Valve - 02-05 WRX EJ20; 04-21 STI EJ257 +1mm Oversize - Set of 8 - F6076","description":"\u003cp\u003e\u003cstrong\u003eTECH NOTE: These Ferrea Valves must be used with Ferrea Valve Locks # K10061.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cdiv class=\"wheel_category_landing_page_header\"\u003e\n\u003cp id=\"catdesc\"\u003eThe 6000 Series Competition Valves are designed to provide excellent reliability in an environment of high spring pressures and roller cams, at a budget price. They have higher fatigue resistance and tensile strengths than our competitor’s best offerings.\u003cbr\u003e\u003cbr\u003eTo manufacture the valves we use our exclusive two-step slow forging process using EV8 stainless steel on both intake and exhaust valves.We provide a special heat-treatment and stress relieving process, along with hard chrome stems and friction-welded hard tips. We finish with a swirl polished head. The valves feature flow improvements to deliver the power needed for today’s sophisticated racing engines.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cp\u003eExhaust\u003cbr\u003eHead Diameter: 33 mm\u003cbr\u003eStem Diameter: 5.96 mm\u003cbr\u003eOverall Length: 104.75 mm\u003cbr\u003eTip Length: 3.5 mm\u003cbr\u003eReference: 25 Degree Flo. Radius Groove. + 1 mm over size. Special Alloy\u003c\/p\u003e\n\u003cp\u003eFitment:\u003cbr\u003e2002:Subaru:Impreza:WRX, \u003cbr\u003e2003:Subaru:Impreza:WRX, \u003cbr\u003e2004:Subaru:Impreza:WRX, \u003cbr\u003e2005:Subaru:Impreza:WRX, \u003cbr\u003e2004:Subaru:Impreza:WRX STI, \u003cbr\u003e2005:Subaru:Impreza:WRX STI, \u003cbr\u003e2006:Subaru:Impreza:WRX STI, \u003cbr\u003e2007:Subaru:Impreza:WRX STI, \u003cbr\u003e2007:Subaru:Impreza:WRX STI Limited, \u003cbr\u003e2008:Subaru:Impreza:WRX STI, \u003cbr\u003e2009:Subaru:Impreza:WRX STI, \u003cbr\u003e2010:Subaru:Impreza:WRX STI, \u003cbr\u003e2010:Subaru:Impreza:WRX STI Special Edition, \u003cbr\u003e2011:Subaru:Impreza:WRX STI, \u003cbr\u003e2011:Subaru:Impreza:WRX STI Limited, \u003cbr\u003e2012:Subaru:Impreza:WRX STI, \u003cbr\u003e2012:Subaru:Impreza:WRX STI Limited, \u003cbr\u003e2013:Subaru:Impreza:WRX STI, \u003cbr\u003e2013:Subaru:Impreza:WRX STI Limited, \u003cbr\u003e2014:Subaru:Impreza:WRX STI, \u003cbr\u003e2014:Subaru:Impreza:WRX STI Limited, \u003cbr\u003e2015:Subaru:WRX STI:Base, \u003cbr\u003e2015:Subaru:WRX STI:Launch Edition, \u003cbr\u003e2015:Subaru:WRX STI:Limited, \u003cbr\u003e2016:Subaru:WRX STI:Base, \u003cbr\u003e2016:Subaru:WRX STI:Limited, \u003cbr\u003e2016:Subaru:WRX STI:Series.HyperBlue, \u003cbr\u003e2017:Subaru:WRX STI:Base, \u003cbr\u003e2017:Subaru:WRX STI:Limited, \u003cbr\u003e2018:Subaru:WRX STI:Base, \u003cbr\u003e2018:Subaru:WRX STI:Limited, \u003cbr\u003e2018:Subaru:WRX STI:Type RA, \u003cbr\u003e2019:Subaru:WRX STI:Base, \u003cbr\u003e2019:Subaru:WRX STI:Limited, \u003cbr\u003e2019:Subaru:WRX STI:S209, \u003cbr\u003e2020:Subaru:WRX STI:Base, \u003cbr\u003e2020:Subaru:WRX STI:Limited, \u003cbr\u003e2021:Subaru:WRX STI:Base, \u003cbr\u003e2021:Subaru:WRX STI:Limited, \u003c\/p\u003e","brand":"Ferrea","offers":[{"title":"Default Title","offer_id":49998613086488,"sku":"FERF6076","price":175.25,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0259\/7856\/8790\/files\/3db4fafe361bfc7c77a53685f4fdf785_29fa67cc-a0a2-4a58-92f4-973e4c4c9507.jpg?v=1745719501","url":"https:\/\/nipponpower.com\/products\/ferrea-subaru-ej20-33mm-5-96mm-104-75mm-25-deg-flo-radius-grv-1mm-6000-series-exh-valve-set-of-8","provider":"Nippon Power","version":"1.0","type":"link"}