{"id":12077405508,"title":"SEVN-1010 SUPERTECH Black Nitrided Exhaust Valves 32mm 2002-2015 Subaru EJ Series","handle":"sevn-1010-supertech-black-nitrided-exhaust-valves-32mm-2002-2015-subaru-ej-series","description":"\u003cp\u003e\u003cstrong\u003eSEVN-1010 SUPERTECH Black Nitrided Exhaust Valves 32mm Fitment 2002-2015 Subaru EJ205-EJ255-EJ257\u003c\/strong\u003e\u003c\/p\u003e\r\n\u003cp\u003eMade as a one piece forged valve for higher strength and reliability.We use mostly EV8 (21-4N) for Intake and Exhaust valves but there are other alloys that we use along with different heat treatments to manufacture valves for different applications.Other hard metal alloys may be welded to harden certain areas like the tips or seats.Higher rpm's engines take full advantage of all previous features. The higher the engine speed the bigger the power loss due to internal engine friction! The black nitride layer reduces this power loss due to less valve-guide friction.The nitrided layer is adhered to the base material at a microscopic level, so does not \"flake\" or break when the valves bend due to impacts with the pistons.The Black Nitride applies to the whole valve while the chrome coating is only applied to the stem.All valves are swirl polished, have stem undercut and a hardened tip.\u003c\/p\u003e\r\n\u003cul\u003e\r\n\u003cli\u003eBrand:\u003ca title=\"Supertech Valves at HPD\" href=\"https:\/\/www.horsepowerdirect.com\/brands\/SUPERTECH-VALVES.html\"\u003eSupertech Valves\u003c\/a\u003e\n\u003c\/li\u003e\r\n\u003cli\u003eManufacturer's Part Number:SEVN-1010\u003c\/li\u003e\r\n\u003cli\u003ePart Type:\u003ca title=\"Valves \u0026amp; Valve Springs at HPD\" href=\"https:\/\/www.horsepowerdirect.com\/valves-valve-springs\/\"\u003eValves \u0026amp; Valve Springs\u003c\/a\u003e\n\u003c\/li\u003e\r\n\u003cli\u003eProduct Line:Supertech Exhaust Valves\u003c\/li\u003e\r\n\u003cli\u003eHorsepower Direct Part Number:SEVN-1010\u003c\/li\u003e\r\n\u003cli\u003eUPC:\u003c\/li\u003e\r\n\u003cli\u003eHead Diameter:32mm\u003c\/li\u003e\r\n\u003cli\u003eStem Diameter:5.96mm\u003c\/li\u003e\r\n\u003cli\u003eOverall Length:104.7mm\u003c\/li\u003e\r\n\u003cli\u003eMaterial:Stainless Steel Black Nitrided\u003c\/li\u003e\r\n\u003cli\u003eQuantity:Sold as kit\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\u003caddress\u003eSubaru WRX 2.0L EJ205 Fitment 2002, 2003, 2004, 2005\u003c\/address\u003e\u003caddress\u003eSubaru WRX 2.5L EJ255 Fitment 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014\u003c\/address\u003e\u003caddress\u003eSubaru STI 2.5L EJ257 Fitment 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015\u003c\/address\u003e\u003caddress\u003e \u003c\/address\u003e","published_at":"2017-10-10T19:38:37-05:00","created_at":"2017-10-10T19:38:37-05:00","vendor":"Supertech Valves","type":"Engine Internals","tags":["EXHAUST VALVES 32MM +0.00mm","STI","SUBARU","Valves \u0026 Valve Springs","WRX-EJ SERIES"],"price":12999,"price_min":12999,"price_max":12999,"available":true,"price_varies":false,"compare_at_price":null,"compare_at_price_min":0,"compare_at_price_max":0,"compare_at_price_varies":false,"variants":[{"id":52641017668,"title":"Default Title","option1":"Default Title","option2":null,"option3":null,"sku":"SEVN-1010","requires_shipping":true,"taxable":true,"featured_image":null,"available":true,"name":"SEVN-1010 SUPERTECH Black Nitrided Exhaust Valves 32mm 2002-2015 Subaru EJ Series","public_title":null,"options":["Default Title"],"price":12999,"weight":4536,"compare_at_price":null,"inventory_quantity":0,"inventory_management":null,"inventory_policy":"deny","barcode":""}],"images":["\/\/cdn.shopify.com\/s\/files\/1\/2246\/1445\/products\/45b65e3e66199d33b8cb6338d382a984.jpg?v=1507682317"],"featured_image":"\/\/cdn.shopify.com\/s\/files\/1\/2246\/1445\/products\/45b65e3e66199d33b8cb6338d382a984.jpg?v=1507682317","options":["Title"],"content":"\u003cp\u003e\u003cstrong\u003eSEVN-1010 SUPERTECH Black Nitrided Exhaust Valves 32mm Fitment 2002-2015 Subaru EJ205-EJ255-EJ257\u003c\/strong\u003e\u003c\/p\u003e\r\n\u003cp\u003eMade as a one piece forged valve for higher strength and reliability.We use mostly EV8 (21-4N) for Intake and Exhaust valves but there are other alloys that we use along with different heat treatments to manufacture valves for different applications.Other hard metal alloys may be welded to harden certain areas like the tips or seats.Higher rpm's engines take full advantage of all previous features. The higher the engine speed the bigger the power loss due to internal engine friction! The black nitride layer reduces this power loss due to less valve-guide friction.The nitrided layer is adhered to the base material at a microscopic level, so does not \"flake\" or break when the valves bend due to impacts with the pistons.The Black Nitride applies to the whole valve while the chrome coating is only applied to the stem.All valves are swirl polished, have stem undercut and a hardened tip.\u003c\/p\u003e\r\n\u003cul\u003e\r\n\u003cli\u003eBrand:\u003ca title=\"Supertech Valves at HPD\" href=\"https:\/\/www.horsepowerdirect.com\/brands\/SUPERTECH-VALVES.html\"\u003eSupertech Valves\u003c\/a\u003e\n\u003c\/li\u003e\r\n\u003cli\u003eManufacturer's Part Number:SEVN-1010\u003c\/li\u003e\r\n\u003cli\u003ePart Type:\u003ca title=\"Valves \u0026amp; Valve Springs at HPD\" href=\"https:\/\/www.horsepowerdirect.com\/valves-valve-springs\/\"\u003eValves \u0026amp; Valve Springs\u003c\/a\u003e\n\u003c\/li\u003e\r\n\u003cli\u003eProduct Line:Supertech Exhaust Valves\u003c\/li\u003e\r\n\u003cli\u003eHorsepower Direct Part Number:SEVN-1010\u003c\/li\u003e\r\n\u003cli\u003eUPC:\u003c\/li\u003e\r\n\u003cli\u003eHead Diameter:32mm\u003c\/li\u003e\r\n\u003cli\u003eStem Diameter:5.96mm\u003c\/li\u003e\r\n\u003cli\u003eOverall Length:104.7mm\u003c\/li\u003e\r\n\u003cli\u003eMaterial:Stainless Steel Black Nitrided\u003c\/li\u003e\r\n\u003cli\u003eQuantity:Sold as kit\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\u003caddress\u003eSubaru WRX 2.0L EJ205 Fitment 2002, 2003, 2004, 2005\u003c\/address\u003e\u003caddress\u003eSubaru WRX 2.5L EJ255 Fitment 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014\u003c\/address\u003e\u003caddress\u003eSubaru STI 2.5L EJ257 Fitment 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015\u003c\/address\u003e\u003caddress\u003e \u003c\/address\u003e"}

SEVN-1010 SUPERTECH Black Nitrided Exhaust Valves 32mm 2002-2015 Subaru EJ Series

Product Description
$129.99
Maximum quantity available reached.

SEVN-1010 SUPERTECH Black Nitrided Exhaust Valves 32mm Fitment 2002-2015 Subaru EJ205-EJ255-EJ257

Made as a one piece forged valve for higher strength and reliability.We use mostly EV8 (21-4N) for Intake and Exhaust valves but there are other alloys that we use along with different heat treatments to manufacture valves for different applications.Other hard metal alloys may be welded to harden certain areas like the tips or seats.Higher rpm's engines take full advantage of all previous features. The higher the engine speed the bigger the power loss due to internal engine friction! The black nitride layer reduces this power loss due to less valve-guide friction.The nitrided layer is adhered to the base material at a microscopic level, so does not "flake" or break when the valves bend due to impacts with the pistons.The Black Nitride applies to the whole valve while the chrome coating is only applied to the stem.All valves are swirl polished, have stem undercut and a hardened tip.

  • Brand:Supertech Valves
  • Manufacturer's Part Number:SEVN-1010
  • Part Type:Valves & Valve Springs
  • Product Line:Supertech Exhaust Valves
  • Horsepower Direct Part Number:SEVN-1010
  • UPC:
  • Head Diameter:32mm
  • Stem Diameter:5.96mm
  • Overall Length:104.7mm
  • Material:Stainless Steel Black Nitrided
  • Quantity:Sold as kit
Subaru WRX 2.0L EJ205 Fitment 2002, 2003, 2004, 2005
Subaru WRX 2.5L EJ255 Fitment 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014
Subaru STI 2.5L EJ257 Fitment 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015
Sku: SEVN-1010