{"title":"Cylinder Heads \u0026 Components - Cylinder Heads \u0026 Parts - Evo","description":null,"products":[{"product_id":"electric-compression-release-kit-s-s","title":"Electric Compression Release Kit. - S\u0026S","description":"\u003cp\u003eFeatures \u0026amp; Benefits:-\u003cbr\u003e\u003cbr\u003e* Fits Twin Cam with S\u0026amp;S Heads.\u003cbr\u003e\u003cbr\u003e* Fits Evo 4\" \u0026amp; 4-1\/8\" Bore Engines with S\u0026amp;S Heads.\u003cbr\u003e\u003cbr\u003e* Must be used in conjunction with S\u0026amp;S Rocker Covers.\u003cbr\u003e\u003cbr\u003eProudly Made in the USA by S\u0026amp;S Cycle !\u003c\/p\u003e","brand":"S\u0026S","offers":[{"title":"Default Title","offer_id":42957820788830,"sku":"SS90-4915","price":804.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8530\/4926\/files\/SS90-4915.jpg?v=1782806270"},{"product_id":"compression-release-valves-sold-as-a-pair-overall-length-1-080in-x-thread-length-0-425in-av-v","title":"Compression Release Valves - Sold as a Pair. Overall Length = 1.080in. x Thread Length = 0.425in. - AV\u0026V","description":"\u003cp\u003e* Short protrusion - short thread\u003cbr\u003e\u003cbr\u003e* Shorter thread sections make installation easier with less drilling required than OE style\u003cbr\u003e\u003cbr\u003e* High temp resistant Knobs\u003cbr\u003e\u003cbr\u003e* 10 x 1.0mm thread\u003cbr\u003e\u003cbr\u003e* Sold as a pair\u003cbr\u003e\u003cbr\u003eTech Tips:-\u003cbr\u003e\u003cbr\u003eMost commonly used in Evolution applications\u003c\/p\u003e","brand":"AV\u0026V","offers":[{"title":"Default Title","offer_id":42957821509726,"sku":"AV-JCR-10A","price":122.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8530\/4926\/files\/AV-JCR-10A.jpg?v=1782806271"},{"product_id":"head-bolts-with-polished-12-point-chrome-fits-evo-big-twin-1985-1991-sportster-1986-1992-s-s-heads-colony-machine","title":"Head Bolts with Polished 12 Point - Chrome. Fits Evo Big Twin 1985-1991, Sportster 1986-1992 \u0026 S\u0026S Heads. - Colony Machine","description":"\u003cp\u003eFeatures \u0026amp; Benefits:-\u003cbr\u003e\u003cbr\u003e* Custom Look.\u003cbr\u003e\u003cbr\u003e* Polished \u0026amp; Chrome Plated, 12 Point Dome Top Headbolts.\u003cbr\u003e\u003cbr\u003e* Replaces OEM 16480-85A \u0026amp; OEM 16478-85A\u003cbr\u003e\u003cbr\u003eProudly Made in the USA by Colony Machine !\u003c\/p\u003e","brand":"Colony Machine","offers":[{"title":"Default Title","offer_id":42957799424094,"sku":"CM-2011-8","price":219.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8530\/4926\/files\/CM-2011-8.jpg?v=1782806251"},{"product_id":"head-dowel-fits-evo-1984-1999-sportster-1986-2021-s-s","title":"Head Dowel. Fits Evo 1984-1999 \u0026 Sportster 1986-2021. - S\u0026S","description":"\u003cp\u003eFeatures \u0026amp; Benefits:-\u003cbr\u003e\u003cbr\u003e* Sold Each. Typically 4 required.\u003cbr\u003e\u003cbr\u003e* Replaces OEM # 16573-83\u003cbr\u003e\u003cbr\u003eProudly Made in the USA by S\u0026amp;S Cycle !\u003c\/p\u003e","brand":"S\u0026S","offers":[{"title":"Default Title","offer_id":42957800931422,"sku":"SS50-8023","price":15.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8530\/4926\/files\/SS50-8023.jpg?v=1782806251"},{"product_id":"76cc-cylinder-head-kit-black-fits-big-twin-1986-1999-s-s","title":"76cc Cylinder Head Kit - Black. Fits Big Twin 1986-1999. - S\u0026S","description":"\u003cp\u003eFeatures \u0026amp; Benefits:-\u003cbr\u003e\u003cbr\u003e* 585\" Lift.\u003cbr\u003e\u003cbr\u003e* Works with 3-1\/2\" \u0026amp; 3-5\/8\" Cylinders.\u003cbr\u003e\u003cbr\u003e* Intake ports are the same size as OEM so the HD manifold bolts on.\u003cbr\u003e\u003cbr\u003e* Works with OEM style flat top pistons.\u003cbr\u003e\u003cbr\u003e* Front head is machined to accept OEM cyl head temp sensor on EFI models 1995-1998. \u003cbr\u003e\u003cbr\u003e* Slight increase in compression. CR = 8.8:1 using OEM pistons \u0026amp; 80ci barrels.\u003cbr\u003e\u003cbr\u003e* Compatible with any stock or aftermarket, standard or roller tipped rocker arms.\u003cbr\u003e\u003cbr\u003ePeople who Buy this Product also Purchase:-\u003cbr\u003e\u003cbr\u003e* 3-1\/2\" OEM replacement Black Cylinders # SS910-0182 \u003cbr\u003e\u003cbr\u003e* Top End Gasket Kit #'s JGI-17033-83-MLS 1984-1991 or JGI-17040-92-MLS 1992-1999.\u003cbr\u003e\u003cbr\u003eProudly Made in the USA by S\u0026amp;S Cycle !\u003c\/p\u003e","brand":"S\u0026S","offers":[{"title":"Default Title","offer_id":42957803225182,"sku":"SS106-6064","price":2574.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8530\/4926\/files\/SS106-6064.jpg?v=1782806254"},{"product_id":"super-stock-cylinder-head-kit-silver-fits-big-twin-1986-1999-requires-s-s-pistons-s-s","title":"Super Stock Cylinder Head Kit - Silver. Fits Big Twin 1986-1999, Requires S\u0026S Pistons - S\u0026S","description":"\u003cp\u003eThese S\u0026amp;S® Super Stock® cylinder heads for 1984-'99 HD® Evolution® Big Twin engines feature a specially shaped combustion chamber and require special pistons that must be purchased separately. (Not compatible with stock style flat topped pistons) Large 2.000\" intake and 1.605\" exhaust valves and high flowing ports supply plenty of air for big inch engines. Compatible with cams with lifts up to .650\". Compatible with stock 3-1\/2\" or 3-5\/8\" bore engines. Order appropriate gasket kits separately for your specific bore size. Natural aluminum finish.\u003cbr\u003e\u003cbr\u003eFitment Notes:\u003cbr\u003e\u003cbr\u003e----------------------\u003cbr\u003e\u003cbr\u003e1. Works with 3.5\" and 3-5\/8\" Cylinders\u003cbr\u003e\u003cbr\u003e2. Requires SS92-1062 Pistons\u003cbr\u003e\u003cbr\u003e3. Requires SS16-1628 manifold when using an E series carb \u0026amp; stock height cyls.\u003cbr\u003e\u003cbr\u003e4. Requires SS16-1736 manifold when using CV or Mikuni carb \u0026amp; stock height cyls.\u003c\/p\u003e","brand":"S\u0026S","offers":[{"title":"Default Title","offer_id":42957803946078,"sku":"SS90-1004","price":3230.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8530\/4926\/files\/SS90-1004.jpg?v=1782806255"},{"product_id":"76cc-cylinder-head-kit-silver-fits-big-twin-1986-1999-s-s","title":"76cc Cylinder Head Kit - Silver. Fits Big Twin 1986-1999. - S\u0026S","description":"\u003cp\u003eFeatures \u0026amp; Benefits:-\u003cbr\u003e\u003cbr\u003e* 585\" Lift.\u003cbr\u003e\u003cbr\u003e* Heads works with 3.5\" \u0026amp; 3-5\/8\" cylinders.\u003cbr\u003e\u003cbr\u003e* Intake ports are the same size as OEM so the H-D manifold bolts on\u003cbr\u003e\u003cbr\u003e* Works with OEM style flat top pistons.\u003cbr\u003e\u003cbr\u003e* Front head is machined to accept OEM cyl head temp sensor on EFI models 1995-1998.\u003cbr\u003e\u003cbr\u003e* Slight increase in compression CR = 8.8:1 using OEM pistons \u0026amp; 80ci barrels.\u003cbr\u003e\u003cbr\u003e* Compatible with any stock or aftermarket, standard or roller tipped rocker arms.\u003cbr\u003e\u003cbr\u003ePeople who Buy this Product also Purchase:-\u003cbr\u003e\u003cbr\u003e* 3.5\" OEM replacement Black Cylinders # SS910-0179\u003cbr\u003e\u003cbr\u003e* Top End Gasket Kit #'s JGI-17033-83-MLS 1984-1991 or JGI-17040-92-MLS 1992-1999.\u003cbr\u003e\u003cbr\u003eProudly Made in the USA by S\u0026amp;S Cycle !\u003c\/p\u003e","brand":"S\u0026S","offers":[{"title":"Default Title","offer_id":42957804634206,"sku":"SS106-6059","price":2433.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8530\/4926\/files\/SS106-6059.jpg?v=1782806256"},{"product_id":"compression-release-block-off-plugs-sold-as-a-pair-s-s","title":"Compression Release Block Off Plugs. Sold as a Pair - S\u0026S","description":"\u003cp\u003eFeatures \u0026amp; Benefits:-\u003cbr\u003e\u003cbr\u003e* 14mm Plugs.\u003cbr\u003e\u003cbr\u003e* Sold as a Pack (2).\u003cbr\u003e\u003cbr\u003eProudly Made in the USA by S\u0026amp;S Cycle !\u003c\/p\u003e","brand":"S\u0026S","offers":[{"title":"Default Title","offer_id":42958050918494,"sku":"SS90-4916-2","price":90.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8530\/4926\/files\/SS90-4916-2.jpg?v=1782806490"},{"product_id":"electric-compression-release-assembly-replacement-for-kit-ss90-4915-s-s","title":"Electric Compression Release Assembly. Replacement for Kit # SS90-4915. - S\u0026S","description":"\u003cp\u003eFeatures \u0026amp; Benefits:-\u003cbr\u003e\u003cbr\u003e* Includes white silicone cap.\u003cbr\u003e\u003cbr\u003eProudly Made in the USA by S\u0026amp;S Cycle !\u003c\/p\u003e","brand":"S\u0026S","offers":[{"title":"Default Title","offer_id":42957999571038,"sku":"SS90-4914","price":348.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8530\/4926\/files\/SS90-4914.jpg?v=1782806439"},{"product_id":"valve-guide-seals-fits-big-twin-1984-2004-sportster-1986-2004-james-gaskets-inc","title":"Valve Guide Seals. Fits Big Twin 1984-2004 \u0026 Sportster 1986-2004. - James Gaskets Inc","description":"\u003cp\u003eFeatures \u0026amp; Benefits:-\u003cbr\u003e\u003cbr\u003e* Replaces OEM # 18001-83A\u003cbr\u003e\u003cbr\u003e* Sold as a Pack (4).\u003cbr\u003e\u003cbr\u003eTech Tips:-\u003cbr\u003e\u003cbr\u003e* 5\/16\" Valve Stem Application.\u003cbr\u003e\u003cbr\u003eProudly Made in the USA by James Gaskets !\u003c\/p\u003e","brand":"James Gaskets Inc","offers":[{"title":"Default Title","offer_id":42958119764062,"sku":"JGI-18001-83-A","price":17.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8530\/4926\/files\/JGI-18001-83-A.jpg?v=1782806589"},{"product_id":"viton-style-valve-guide-seals-fits-big-twin-1984-2004-sportster-buell-1986-2003-av-v","title":"Viton Style Valve Guide Seals Fits Big Twin 1984-2004, Sportster \u0026 Buell 1986-2003. - AV\u0026V","description":"\u003cp\u003e* Inside Diameter = .421\".\u003cbr\u003e\u003cbr\u003e* Resists higher temp than other viton seals\u003cbr\u003e\u003cbr\u003e* Use on Evo \u0026amp; TC'84-04, XL \u0026amp; Buell'86-04 \u003cbr\u003e\u003cbr\u003e* Use with AV-VG5600S\/VG5700S series valve guides\u003cbr\u003e\u003cbr\u003e* Requires tool AVV-VSD-R\u003cbr\u003e\u003cbr\u003e* Sold as a pack of 4.\u003c\/p\u003e","brand":"AV\u0026V","offers":[{"title":"Default Title","offer_id":42958119829598,"sku":"AV-V312421","price":12.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8530\/4926\/files\/AV-V312421.jpg?v=1782806590"},{"product_id":"viton-valve-guide-seals-fits-big-twin-1984-2004-sportster-buell-1986-2003-using-av-v-guides-av-v","title":"Viton Valve Guide Seals. Fits Big Twin 1984-2004, Sportster \u0026 Buell 1986-2003 using AV\u0026V Guides. - AV\u0026V","description":"\u003cp\u003e* Resists Higher temp than other Viton seals\u003cbr\u003e\u003cbr\u003e* Use on Evo \u0026amp; TC'84-04, XL \u0026amp; Buell'86-04 \u003cbr\u003e\u003cbr\u003e* Use with AV-VG5600 \/ 5700 Series .530\" valve guides\u003cbr\u003e\u003cbr\u003e* Inside Diameter = .530\"\u003cbr\u003e\u003cbr\u003e* Sold as a pack of 4.\u003cbr\u003e\u003cbr\u003eTech Tips:-\u003cbr\u003e\u003cbr\u003eAV\u0026amp;V Guides. Inside Diameter = .530\"\u003c\/p\u003e","brand":"AV\u0026V","offers":[{"title":"Default Title","offer_id":42958119895134,"sku":"AV-V312531","price":13.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8530\/4926\/files\/AV-V312531.jpg?v=1782806591"},{"product_id":"valve-guide-seals-fits-s-s-heads-with-cast-iron-guides-s-s","title":"Valve Guide Seals. Fits S\u0026S Heads with Cast Iron Guides. - S\u0026S","description":"\u003cp\u003eFeatures \u0026amp; Benefits:-\u003cbr\u003e\u003cbr\u003e* Sold as a Pack (8).\u003cbr\u003e\u003cbr\u003eTech Tips:-\u003cbr\u003e\u003cbr\u003e* In November of 2014, S\u0026amp;S switched to powder metal valve guides. \u003cbr\u003e\u003cbr\u003e(They take a larger seal = SS900-0737). \u003cbr\u003e\u003cbr\u003e* The old style cast iron guides use this smaller seal set. \u003cbr\u003e\u003cbr\u003e* The best way to get the correct guides \u0026amp; seals would be using the serial number on the head, It is stamped into the head near the exhaust port or if the customer takes a look at the valve guide.\u003cbr\u003e\u003cbr\u003e* This SS90-2158 guide seal is for use with S\u0026amp;S cast iron valve guides\u003cbr\u003e\u003cbr\u003e* Use SS900-0737 guide seals if your head utilises Powder Metal Guides\u003cbr\u003e\u003cbr\u003e* View spec sheet attached for further details.\u003cbr\u003e\u003cbr\u003eProudly Made in the USA by S\u0026amp;S Cycle !\u003c\/p\u003e","brand":"S\u0026S","offers":[{"title":"Default Title","offer_id":42958120124510,"sku":"SS90-2158","price":43.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8530\/4926\/files\/SS90-2158.jpg?v=1782806595"},{"product_id":"valve-spring-shims-0-015in-thick-fits-big-twin-1984-2004-pack-of-20-av-v","title":"Valve Spring Shims - 0.015in. Thick. Fits Big Twin 1984-2004. Pack of 20. - AV\u0026V","description":"\u003cp\u003eTech Tips:\u003cbr\u003e\u003cbr\u003eThickness .015\" \u003cbr\u003e\u003cbr\u003eOD= 1.480\"\u003cbr\u003e\u003cbr\u003eID= .600\" \u003cbr\u003e\u003cbr\u003eSold as a pack of 20\u003cbr\u003e\u003cbr\u003eThis Valve Spring Shim allows the engine builder to adjust spring pressure by combining various thickness shims. Using the different thickness is of great help when trying to obtain consistent spring pressure across all valves.\u003c\/p\u003e","brand":"AV\u0026V","offers":[{"title":"Default Title","offer_id":42957993017438,"sku":"AV-VSS5015","price":23.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8530\/4926\/files\/AV-VSS5015.jpg?v=1782806434"},{"product_id":"compression-release-solenoid-cap-silicone-s-s","title":"Compression Release Solenoid Cap - Silicone. - S\u0026S","description":"\u003cp\u003eFeatures \u0026amp; Benefits:-\u003cbr\u003e\u003cbr\u003e* For S\u0026amp;S Compression Release Kits.\u003cbr\u003e\u003cbr\u003e* 1.500\" Length\u003cbr\u003e\u003cbr\u003e* Sold Each.\u003cbr\u003e\u003cbr\u003eProudly Made in the USA by S\u0026amp;S Cycle !\u003c\/p\u003e","brand":"S\u0026S","offers":[{"title":"Default Title","offer_id":42957847298142,"sku":"SS55-1009","price":18.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8530\/4926\/files\/SS55-1009.jpg?v=1782806295"},{"product_id":"exhaust-valve-fits-big-twin-1984-1999-oem-replacement-av-v","title":"Exhaust Valve. Fits Big Twin 1984-1999. OEM Replacement. - AV\u0026V","description":"\u003cp\u003e* Stock length \u0026amp; head diameter\u003cbr\u003e\u003cbr\u003e* Extreme Duty\u003cbr\u003e\u003cbr\u003e* High Flow\u003cbr\u003e\u003cbr\u003e* one piece forged racing grade stainless steel alloy. \u003cbr\u003e\u003cbr\u003e* Liquid nitriding process creates a valve that is smoother and stronger than O.E.M. \u003cbr\u003e\u003cbr\u003e* Stems are centerless ground for a longer life\u003cbr\u003e\u003cbr\u003e* 45o angle below the lock groove to facilitate the valve seal installation\u003cbr\u003e\u003cbr\u003e* Replaces OEM # 18082-83\u003cbr\u003e\u003cbr\u003eHead Dia = 1.615\"\u003cbr\u003e\u003cbr\u003eOAL = 4.525\"\u003cbr\u003e\u003cbr\u003eStem Dia = 0.3106\"\u003c\/p\u003e","brand":"AV\u0026V","offers":[{"title":"Default Title","offer_id":42957822001246,"sku":"AV-HD10","price":56.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8530\/4926\/files\/AV-HD10.jpg?v=1782806271"},{"product_id":"exhaust-valve-fits-89cc-or-91cc-s-s-heads-s-s","title":"Exhaust Valve. Fits 89cc or 91cc S\u0026S Heads. - S\u0026S","description":"\u003cp\u003eFeatures \u0026amp; Benefits:-\u003cbr\u003e\u003cbr\u003e* Replacement intake valve for S\u0026amp;S Super Stock Heads.\u003cbr\u003e\u003cbr\u003e* Fits Big Twin 1984up, Sportster 1986-2003 \u0026amp; S\u0026amp;S X-Wedge. \u003cbr\u003e\u003cbr\u003e* 1.605\" x 4.428\" @ 1.509\" Gauge.\u003cbr\u003e\u003cbr\u003e* Sold Each.\u003cbr\u003e\u003cbr\u003eProudly Made in the USA by S\u0026amp;S Cycle !\u003c\/p\u003e","brand":"S\u0026S","offers":[{"title":"Default Title","offer_id":42957825605726,"sku":"SS90-2001","price":147.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8530\/4926\/files\/SS90-2001.jpg?v=1782806275"},{"product_id":"oversize-h-duty-exhaust-valve-guide-fits-big-twin-1984-2004-sportster-1986-2003-002in-outside-diameter-av-v","title":"Oversize H\/Duty Exhaust Valve Guide. Fits Big Twin 1984-2004 \u0026 Sportster 1986-2003. +.002in. Outside Diameter. - AV\u0026V","description":"\u003cp\u003e* Use with .530 Viton valve seals # AV-V312530\u003cbr\u003e\u003cbr\u003e* Manganese-Bronze\u003cbr\u003e\u003cbr\u003e* .050\" shorter seal area for high lift applications\u003cbr\u003e\u003cbr\u003e* Profiled for optimum airflow. \u003cbr\u003e\u003cbr\u003e* High temp viton o-ring seal\u003cbr\u003e\u003cbr\u003e* Smooth lead-in\u003cbr\u003e\u003cbr\u003e* CNC machined\u003cbr\u003e\u003cbr\u003eTech Tips:-\u003cbr\u003e\u003cbr\u003e* Guide ID unfinished \u003cbr\u003e\u003cbr\u003e* OD = .5645\" +.002\" OS\u003cbr\u003e\u003cbr\u003e* ID = .3090\"\u003cbr\u003e\u003cbr\u003e* AV-VGRC-3120 Reamer recomended for AV\u0026amp;V guides \u0026amp; valves\u003c\/p\u003e","brand":"AV\u0026V","offers":[{"title":"Default Title","offer_id":42957833568350,"sku":"AV-VG5702","price":20.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8530\/4926\/files\/AV-VG5702.jpg?v=1782806282"},{"product_id":"oversize-h-duty-exhaust-valve-guide-fits-big-twin-1984-2004-sportster-1986-2003-004in-outside-diameter-av-v","title":"Oversize H\/Duty Exhaust Valve Guide. Fits Big Twin 1984-2004 \u0026 Sportster 1986-2003. +.004in. Outside Diameter. - AV\u0026V","description":"\u003cp\u003e* Use with .530 Viton valve seals # AV-V312530\u003cbr\u003e\u003cbr\u003e* Manganese-Bronze\u003cbr\u003e\u003cbr\u003e* .050\" shorter seal area for high lift applications\u003cbr\u003e\u003cbr\u003e* Profiled for optimum airflow. \u003cbr\u003e\u003cbr\u003e* High temp viton o-ring seal\u003cbr\u003e\u003cbr\u003e* Smooth lead-in\u003cbr\u003e\u003cbr\u003e* CNC machined\u003cbr\u003e\u003cbr\u003eTech Tips:-\u003cbr\u003e\u003cbr\u003e* Guide ID unfinished \u003cbr\u003e\u003cbr\u003e* OD = .5665\" +.004\" OS\u003cbr\u003e\u003cbr\u003e* ID = .3090\"\u003cbr\u003e\u003cbr\u003e* AV-VGRC-3120 Reamer recomended for AV\u0026amp;V guides \u0026amp; valves\u003c\/p\u003e","brand":"AV\u0026V","offers":[{"title":"Default Title","offer_id":42957834289246,"sku":"AV-VG5704","price":11.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8530\/4926\/files\/AV-VG5704.jpg?v=1782806284"},{"product_id":"oversize-h-duty-exhaust-valve-guide-fits-big-twin-1984-2004-sportster-1986-2003-025in-outside-diameter-av-v","title":"Oversize H\/Duty Exhaust Valve Guide. Fits Big Twin 1984-2004 \u0026 Sportster 1986-2003. +.025in. Outside Diameter. - AV\u0026V","description":"\u003cp\u003e* Use with .530 Viton valve seals # AV-V312530\u003cbr\u003e\u003cbr\u003e* Manganese-Bronze\u003cbr\u003e\u003cbr\u003e* .050\" shorter seal area for high lift applications\u003cbr\u003e\u003cbr\u003e* Profiled for optimum airflow. \u003cbr\u003e\u003cbr\u003e* High temp viton o-ring seal\u003cbr\u003e\u003cbr\u003e* Smooth lead-in\u003cbr\u003e\u003cbr\u003e* CNC machined\u003cbr\u003e\u003cbr\u003eTech Tips:-\u003cbr\u003e\u003cbr\u003e* Guide ID unfinished \u003cbr\u003e\u003cbr\u003e* OD = .5875\" +.025\" OS\u003cbr\u003e\u003cbr\u003e* ID = .3090\"\u003cbr\u003e\u003cbr\u003e* AV-VGRC-3120 Reamer recomended for AV\u0026amp;V guides \u0026amp; valves \u003cbr\u003e\u003cbr\u003e* OD can be resized as required\u003c\/p\u003e","brand":"AV\u0026V","offers":[{"title":"Default Title","offer_id":42957835272286,"sku":"AV-VG5725","price":11.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8530\/4926\/files\/AV-VG5725.jpg?v=1782806284"},{"product_id":"h-duty-exhaust-valve-guide-fits-big-twin-1984-2004-sportster-1986-2003-standard-outside-diameter-av-v","title":"H\/Duty Exhaust Valve Guide. Fits Big Twin 1984-2004 \u0026 Sportster 1986-2003. Standard Outside Diameter. - AV\u0026V","description":"\u003cp\u003e* Use with .530 Viton valve seals # AV-V312530\u003cbr\u003e\u003cbr\u003e* Manganese-Bronze\u003cbr\u003e\u003cbr\u003e* .050\" shorter seal area for high lift applications\u003cbr\u003e\u003cbr\u003e* Profiled for optimum airflow. \u003cbr\u003e\u003cbr\u003e* High temp viton o-ring seal\u003cbr\u003e\u003cbr\u003e* Smooth lead-in\u003cbr\u003e\u003cbr\u003e* CNC machined\u003cbr\u003e\u003cbr\u003eTech Tips:-\u003cbr\u003e\u003cbr\u003e* Guide ID unfinished \u003cbr\u003e\u003cbr\u003e* OD = .5625\" Std size\u003cbr\u003e\u003cbr\u003e* ID = .3090\"\u003cbr\u003e\u003cbr\u003e* AV-VGRC-3120 Reamer recomended for AV\u0026amp;V guides \u0026amp; valves\u003c\/p\u003e","brand":"AV\u0026V","offers":[{"title":"Default Title","offer_id":42957836157022,"sku":"AV-VG5700","price":20.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8530\/4926\/files\/AV-VG5700.jpg?v=1782806285"},{"product_id":"oversize-h-duty-intake-valve-guide-fits-big-twin-1984-2004-sportster-1986-2003-002in-outside-diameter-av-v","title":"Oversize H\/Duty Intake Valve Guide. Fits Big Twin 1984-2004 \u0026 Sportster 1986-2003. +.002in. Outside Diameter. - AV\u0026V","description":"\u003cp\u003e* Use with .530 Viton valve seals # AV-V312530\u003cbr\u003e\u003cbr\u003e* Manganese-Bronze\u003cbr\u003e\u003cbr\u003e* .050\" shorter seal area for high lift applications\u003cbr\u003e\u003cbr\u003e* Profiled for optimum airflow. \u003cbr\u003e\u003cbr\u003e* High temp viton o-ring seal\u003cbr\u003e\u003cbr\u003e* Smooth lead-in\u003cbr\u003e\u003cbr\u003e* CNC machined\u003cbr\u003e\u003cbr\u003eTech Tips:-\u003cbr\u003e\u003cbr\u003e* Guide ID unfinished \u003cbr\u003e\u003cbr\u003e* OD = .5645\" +.002\" OS\u003cbr\u003e\u003cbr\u003e* ID = .3090\"\u003cbr\u003e\u003cbr\u003e* AV-VGRC-3120 Reamer recomended for AV\u0026amp;V guides \u0026amp; valves\u003c\/p\u003e","brand":"AV\u0026V","offers":[{"title":"Default Title","offer_id":42957840449630,"sku":"AV-VG5602","price":20.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8530\/4926\/files\/AV-VG5602.jpg?v=1782806289"},{"product_id":"oversize-h-duty-intake-valve-guide-fits-big-twin-1984-2004-sportster-1986-2003-004in-outside-diameter-av-v","title":"Oversize H\/Duty Intake Valve Guide. Fits Big Twin 1984-2004 \u0026 Sportster 1986-2003. +.004in. Outside Diameter. - AV\u0026V","description":"\u003cp\u003e* Use with .530 Viton valve seals # AV-V312530\u003cbr\u003e\u003cbr\u003e* Manganese-Bronze\u003cbr\u003e\u003cbr\u003e* .050\" shorter seal area for high lift applications\u003cbr\u003e\u003cbr\u003e* Profiled for optimum airflow. \u003cbr\u003e\u003cbr\u003e* High temp viton o-ring seal\u003cbr\u003e\u003cbr\u003e* Smooth lead-in\u003cbr\u003e\u003cbr\u003e* CNC machined\u003cbr\u003e\u003cbr\u003eTech Tips:-\u003cbr\u003e\u003cbr\u003e* Guide ID unfinished \u003cbr\u003e\u003cbr\u003e* OD = .5665\" +.004\" OS\u003cbr\u003e\u003cbr\u003e* ID = .3090\"\u003cbr\u003e\u003cbr\u003e* AV-VGRC-3120 Reamer recomended for AV\u0026amp;V guides \u0026amp; valves\u003c\/p\u003e","brand":"AV\u0026V","offers":[{"title":"Default Title","offer_id":42957841465438,"sku":"AV-VG5604","price":11.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8530\/4926\/files\/AV-VG5604.jpg?v=1782806290"},{"product_id":"oversize-h-duty-intake-valve-guide-fits-big-twin-1984-2004-sportster-1986-2003-025in-outside-diameter-av-v","title":"Oversize H\/Duty Intake Valve Guide. Fits Big Twin 1984-2004 \u0026 Sportster 1986-2003. +.025in. Outside Diameter. - AV\u0026V","description":"\u003cp\u003e* Use with .530 Viton valve seals # AV-V312530\u003cbr\u003e\u003cbr\u003e* Manganese-Bronze\u003cbr\u003e\u003cbr\u003e* .050\" shorter seal area for high lift applications\u003cbr\u003e\u003cbr\u003e* Profiled for optimum airflow. \u003cbr\u003e\u003cbr\u003e* High temp viton o-ring seal\u003cbr\u003e\u003cbr\u003e* Smooth lead-in\u003cbr\u003e\u003cbr\u003e* CNC machined\u003cbr\u003e\u003cbr\u003eTech Tips:-\u003cbr\u003e\u003cbr\u003e* Guide ID unfinished \u003cbr\u003e\u003cbr\u003e* OD = .5875\" +.025\" OS\u003cbr\u003e\u003cbr\u003e* ID = .3090\"\u003cbr\u003e\u003cbr\u003e* AV-VGRC-3120 Reamer recomended for AV\u0026amp;V guides \u0026amp; valves \u003cbr\u003e\u003cbr\u003e* OD can be resized as required\u003c\/p\u003e","brand":"AV\u0026V","offers":[{"title":"Default Title","offer_id":42957842317406,"sku":"AV-VG5625","price":11.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8530\/4926\/files\/AV-VG5625.jpg?v=1782806291"},{"product_id":"h-duty-intake-valve-guide-fits-big-twin-1984-2004-sportster-1986-2003-standard-outside-diameter-av-v","title":"H\/Duty Intake Valve Guide. Fits Big Twin 1984-2004 \u0026 Sportster 1986-2003. Standard Outside Diameter. - AV\u0026V","description":"\u003cp\u003e* Use with .530 Viton valve seals # AV-V312530\u003cbr\u003e\u003cbr\u003e* Manganese-Bronze\u003cbr\u003e\u003cbr\u003e* .050\" shorter seal area for high lift applications\u003cbr\u003e\u003cbr\u003e* Profiled for optimum airflow. \u003cbr\u003e\u003cbr\u003e* High temp viton o-ring seal\u003cbr\u003e\u003cbr\u003e* Smooth lead-in\u003cbr\u003e\u003cbr\u003e* CNC machined\u003cbr\u003e\u003cbr\u003eTech Tips:-\u003cbr\u003e\u003cbr\u003e* Guide ID unfinished \u003cbr\u003e\u003cbr\u003e* OD = .5625\" Std size\u003cbr\u003e\u003cbr\u003e* ID = .3090\"\u003cbr\u003e\u003cbr\u003e* AV-VGRC-3120 Reamer recomended for AV\u0026amp;V guides \u0026amp; valves\u003c\/p\u003e","brand":"AV\u0026V","offers":[{"title":"Default Title","offer_id":42957843333214,"sku":"AV-VG5600","price":20.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8530\/4926\/files\/AV-VG5600.jpg?v=1782806292"},{"product_id":"intake-valve-fits-big-twin-1984-2004-oem-replacement-av-v","title":"Intake Valve. Fits Big Twin 1984-2004. OEM Replacement. - AV\u0026V","description":"\u003cp\u003e* Stock length \u0026amp; head diameter\u003cbr\u003e\u003cbr\u003e* Extreme Duty\u003cbr\u003e\u003cbr\u003e* High Flow\u003cbr\u003e\u003cbr\u003e* one piece forged racing grade stainless steel alloy. \u003cbr\u003e\u003cbr\u003e* Liquid nitriding process creates a valve that is smoother and stronger than O.E.M. \u003cbr\u003e\u003cbr\u003e* Stems are centerless ground for a longer life\u003cbr\u003e\u003cbr\u003e* 45o angle below the lock groove to facilitate the valve seal installation\u003cbr\u003e\u003cbr\u003e* Replaces OEM # 18074-83\u003cbr\u003e\u003cbr\u003eHead Dia = 1.845\"\u003cbr\u003e\u003cbr\u003eOAL = 4.458\"\u003cbr\u003e\u003cbr\u003eStem Dia = 0.3108\"\u003c\/p\u003e","brand":"AV\u0026V","offers":[{"title":"Default Title","offer_id":42957848707166,"sku":"AV-HD11","price":56.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8530\/4926\/files\/AV-HD11.jpg?v=1782806297"},{"product_id":"oversize-intake-valve-fits-big-twin-1984-2004-high-flow-oversize-valve-av-v","title":"Oversize Intake Valve. Fits Big Twin 1984-2004. High Flow Oversize Valve. - AV\u0026V","description":"\u003cp\u003e* Highest flow level on the market. \u003cbr\u003e\u003cbr\u003e* One piece forged racing grade stainless steel alloy.\u003cbr\u003e\u003cbr\u003e* Hard black nitride finish.\u003cbr\u003e\u003cbr\u003e* Bearing quality hardened tip at the end of the stem to prevent premature wear with high-lift applications. \u003cbr\u003e\u003cbr\u003e* 45o angle below the lock groove to facilitate the valve seal installation.\u003cbr\u003e\u003cbr\u003e* Heat treated with a special process.\u003cbr\u003e\u003cbr\u003e* Stem is centerless ground for longer life. \u003cbr\u003e\u003cbr\u003eHead Dia = 1.940\"\u003cbr\u003e\u003cbr\u003eOAL = 4.440\"\u003cbr\u003e\u003cbr\u003eStem Dia = 0.3108\"\u003cbr\u003e\u003cbr\u003eTech Tips:-\u003cbr\u003e\u003cbr\u003eIf Used in Stock Heads Larger Seats Must be Installed.\u003c\/p\u003e","brand":"AV\u0026V","offers":[{"title":"Default Title","offer_id":42957849591902,"sku":"AV-1940","price":56.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8530\/4926\/files\/AV-1940.jpg?v=1782806298"},{"product_id":"intake-valve-fits-merch-heads-av-v","title":"Intake Valve. Fits Merch Heads. - AV\u0026V","description":"\u003cp\u003e* Highest flow level on the market. \u003cbr\u003e\u003cbr\u003e* One piece forged racing grade stainless steel alloy.\u003cbr\u003e\u003cbr\u003e* hard black nitride finish.\u003cbr\u003e\u003cbr\u003e* bearing quality hardened tip at the end of the stem to prevent premature wear with high-lift applications. \u003cbr\u003e\u003cbr\u003e* 45o angle below the lock groove to facilitate the valve seal installation.\u003cbr\u003e\u003cbr\u003e* Heat treated with a special process.\u003cbr\u003e\u003cbr\u003e* stem is centerless ground for longer life. \u003cbr\u003e\u003cbr\u003eHead Dia = 2.020\"\u003cbr\u003e\u003cbr\u003eOAL = 4.440\"\u003cbr\u003e\u003cbr\u003eStem Dia = 0.3108\"\u003c\/p\u003e","brand":"AV\u0026V","offers":[{"title":"Default Title","offer_id":42957852606558,"sku":"AV-2020A","price":33.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8530\/4926\/files\/AV-2020A.jpg?v=1782806300"},{"product_id":"intake-valve-fits-89cc-or-91cc-s-s-heads-s-s","title":"Intake Valve. Fits 89cc or 91cc S\u0026S Heads. - S\u0026S","description":"\u003cp\u003eFeatures \u0026amp; Benefits:-\u003cbr\u003e\u003cbr\u003e* Replacement intake valve for S\u0026amp;S Super Stock heads.\u003cbr\u003e\u003cbr\u003e* Fits Big Twin 1984up, Sportster 1986-2003 \u0026amp; S\u0026amp;S X-Wedge. \u003cbr\u003e\u003cbr\u003e* 2.000\" x 4.450\" @ 1.943\" Gauge.\u003cbr\u003e\u003cbr\u003e* Sold Each.\u003cbr\u003e\u003cbr\u003eProudly Made in the USA by S\u0026amp;S Cycle !\u003c\/p\u003e","brand":"S\u0026S","offers":[{"title":"Default Title","offer_id":42957853720670,"sku":"SS90-2000","price":74.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8530\/4926\/files\/SS90-2000.jpg?v=1782806302"},{"product_id":"585in-lift-econo-performance-beehive-valve-spring-kit-fits-big-twin-1984-2004-sportster-buell-1986-2003-feuling","title":"585in. Lift ECONO Performance Beehive Valve Spring Kit. Fits Big Twin 1984-2004, Sportster \u0026 Buell 1986-2003. - Feuling","description":"\u003cp\u003eFEULING ECONO performance BEEHIVE valve springs designed to handle up to 585 lift camshafts at an economical price. These FEULING BEEHIVE springs are made from the same premium stress relieved conical ovate wire as our HIGH LOAD springs but are developed for economical engine budgets. They have an excellent level of fatigue life and are designed to handle the demands of performance engines with 585 and smaller lift camshafts. Dyno proven and track tested.\u003cbr\u003e\u003cbr\u003eFEULING BEEHIVE valve springs use a much smaller and lighter weight retainer which drastically reduces the valve weight creating a much quicker revving and smoother motion than comparable dual valve springs.\u003cbr\u003e\u003cbr\u003eKits include: FEULING ECONO BEEHIVE valve springs, lightweight steel retainers, machined heat treated chrome moly spring seats, seat shims, valve locks and a set of premium Viton valve seals equipped with a spring loaded valve stem wiper system.\u003c\/p\u003e","brand":"Feuling","offers":[{"title":"Default Title","offer_id":42957866172510,"sku":"FE-1120","price":253.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8530\/4926\/files\/FE-1120.jpg?v=1782806316"},{"product_id":"valve-spring-kit-fits-big-twin-1984-2004-sportster-buell-1986-2003-beehive-springs-with-600in-lift-av-v","title":"Valve Spring Kit. Fits Big Twin 1984-2004, Sportster \u0026 Buell 1986-2003. Beehive Springs with .600in. Lift. - AV\u0026V","description":"\u003cp\u003eNote: Maximum Recommended Lift = .600\"\u003cbr\u003e\u003cbr\u003e* Beehive steel valve spring kit\u003cbr\u003e\u003cbr\u003e* Ultra pure chrome silicon+Nickle spring wire\u003cbr\u003e\u003cbr\u003e* Extra processing for fatigue resistance\u003cbr\u003e\u003cbr\u003e* Resist pressure loss \u0026amp; fatigue associated with extremely aggressive cams in high compression engines\u003cbr\u003e\u003cbr\u003e* Reduce vibration \u0026amp; harmonics\u003cbr\u003e\u003cbr\u003e* Includes springs,retainers \u0026amp; upper \u0026amp; lower collars\u003cbr\u003e\u003cbr\u003e* 162lbs @ 1.860\", 340lbs @ 1.260\"\u003cbr\u003e\u003cbr\u003e* Coil bind 1.200\"\u003cbr\u003e\u003cbr\u003e* Small end ID = .650\", OD= 1.085\"\u003cbr\u003e\u003cbr\u003e* Large end ID = 1.000\", OD = 1.445\"\u003cbr\u003e\u003cbr\u003e* CNC machined keepers\u003cbr\u003e\u003cbr\u003eTech Tips:-\u003cbr\u003e\u003cbr\u003e* Rocker box clearance must be checked\u003cbr\u003e\u003cbr\u003e* Spring travel must be checked \u003cbr\u003e\u003cbr\u003e* Valve timing must be accurate\u003cbr\u003e\u003cbr\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":42957867057246,"sku":"AV-VSK6000S","price":246.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8530\/4926\/files\/AV-VSK6000S.jpg?v=1782806314"},{"product_id":"valve-spring-kit-fits-big-twin-1984-2004-sportster-buell-1986-2003-steel-double-springs-with-600in-lift-av-v","title":"Valve Spring Kit. Fits Big Twin 1984-2004, Sportster \u0026 Buell 1986-2003. Steel Double Springs with .600in. Lift. - AV\u0026V","description":"\u003cp\u003eNote: Maximum Recommended Lift = .600\"\u003cbr\u003e\u003cbr\u003e* Steel Double Spring Kit\u003cbr\u003e\u003cbr\u003e* Ultra pure chrome silicon+Nickle spring wire\u003cbr\u003e\u003cbr\u003e* Extra processing for fatigue resistance\u003cbr\u003e\u003cbr\u003e* 1.375\" for better clearance inside rocker cvr\u003cbr\u003e\u003cbr\u003e* Springs feature chamfered tops to match smaller retainers\u003cbr\u003e\u003cbr\u003e* Includes springs,retainers \u0026amp; upper \u0026amp; lower collars\u003cbr\u003e\u003cbr\u003e* 155lbs@1.875, 175lbs@1.815\"\u003cbr\u003e\u003cbr\u003e* coil bind 1.080\"\u003cbr\u003e\u003cbr\u003eTech Tips:-\u003cbr\u003e\u003cbr\u003e* Rocker box clearance must be checked\u003cbr\u003e\u003cbr\u003e* Spring travel must be checked \u003cbr\u003e\u003cbr\u003e* Valve timing must be accurate\u003cbr\u003e\u003cbr\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":42957867941982,"sku":"AV-VSK600S","price":248.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8530\/4926\/files\/AV-VSK600S.jpg?v=1782806318"},{"product_id":"valve-spring-kit-fits-big-twin-1984-2004-sportster-buell-1986-2003-steel-double-springs-with-650in-lift-av-v","title":"Valve Spring Kit. Fits Big Twin 1984-2004, Sportster \u0026 Buell 1986-2003. Steel Double Springs with .650in. Lift. - AV\u0026V","description":"\u003cp\u003eNote: Maximum Recommended Lift = .650\"\u003cbr\u003e\u003cbr\u003e* Steel Double Spring Kit\u003cbr\u003e\u003cbr\u003e* Ultra pure chrome silicon+Nickle spring wire\u003cbr\u003e\u003cbr\u003e* Extra processing for fatigue resistance\u003cbr\u003e\u003cbr\u003e* 1.375\" for better clearance inside rocker cvr\u003cbr\u003e\u003cbr\u003e* Springs feature chamfered tops to match smaller retainers\u003cbr\u003e\u003cbr\u003e* Includes springs,retainers \u0026amp; upper \u0026amp; lower collars\u003cbr\u003e\u003cbr\u003e* 185lbs @ 1.860, 460lbs @ 1.160\"\u003cbr\u003e\u003cbr\u003e* Coil bind 1.080\"\u003cbr\u003e\u003cbr\u003e* Maximum lift = .650\"\u003cbr\u003e\u003cbr\u003eTech Tips:-\u003cbr\u003e\u003cbr\u003e* Rocker box clearance must be checked\u003cbr\u003e\u003cbr\u003e* Spring travel must be checked \u003cbr\u003e\u003cbr\u003e* Valve timing must be accurate\u003cbr\u003e\u003cbr\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":42957868892254,"sku":"AV-VSK650S","price":321.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8530\/4926\/files\/AV-VSK650S.jpg?v=1782806316"},{"product_id":"valve-spring-kit-fits-big-twin-1984-2004-sportster-buell-1986-2003-beehive-springs-with-650in-lift-av-v","title":"Valve Spring Kit. Fits Big Twin 1984-2004, Sportster \u0026 Buell 1986-2003. Beehive Springs with .650in. Lift. - AV\u0026V","description":"\u003cp\u003eNote: Maximum Recommended Lift = .650\"\u003cbr\u003e\u003cbr\u003e* Beehive steel valve spring kit\u003cbr\u003e\u003cbr\u003e* Ultra pure chrome silicon+Nickle spring wire\u003cbr\u003e\u003cbr\u003e* Extra processing for fatigue resistance\u003cbr\u003e\u003cbr\u003e* Resist pressure loss \u0026amp; fatigue associated with extremely aggressive cams in high compression engines\u003cbr\u003e\u003cbr\u003e* Reduce vibration \u0026amp; harmonics\u003cbr\u003e\u003cbr\u003e* Includes springs,retainers \u0026amp; upper \u0026amp; lower collars\u003cbr\u003e\u003cbr\u003e* 185lbs@1.860, 370lbs@1.250\"\u003cbr\u003e\u003cbr\u003e* coil bind 1.150\"\u003cbr\u003e\u003cbr\u003e* Small end ID = .740\", OD= 1.185\"\u003cbr\u003e\u003cbr\u003e* Large end ID = 1.055\", OD = 1.500\"\u003cbr\u003e\u003cbr\u003e* CNC machined keepers\u003cbr\u003e\u003cbr\u003eTech Tips:-\u003cbr\u003e\u003cbr\u003e* Rocker box clearance must be checked\u003cbr\u003e\u003cbr\u003e* Spring travel must be checked \u003cbr\u003e\u003cbr\u003e* Valve timing must be accurate\u003cbr\u003e\u003cbr\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":42957869809758,"sku":"AV-VSK6500","price":249.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8530\/4926\/files\/AV-VSK6500.jpg?v=1782806317"},{"product_id":"valve-spring-kit-fits-big-twin-1984-2004-sportster-buell-1986-2003-steel-double-springs-with-675in-lift-titanium-retainers-av-v","title":"Valve Spring Kit. Fits Big Twin 1984-2004, Sportster \u0026 Buell 1986-2003. Steel Double Springs with .675in. Lift. Titanium Retainers! - AV\u0026V","description":"\u003cp\u003e* Extreme Duty Valve Spring Kit - Titanium Retainers - .675\" Lift\u003cbr\u003e\u003cbr\u003e* Specifically designed \u0026amp; processed with extra shot peening \u0026amp; nitrided to resist failure under the most extreme conditions.\u003cbr\u003e\u003cbr\u003e* For use with serious high performance cams 0.640-.675\" lift\u003cbr\u003e\u003cbr\u003e* Includes springs,retainers \u0026amp; upper \u0026amp; lower collars\u003cbr\u003e\u003cbr\u003e* 185lbs @ 1.860, 460lbs @ 1.160\"\u003cbr\u003e\u003cbr\u003e* Coil bind 1.080\"\u003cbr\u003e\u003cbr\u003e* Maximum lift = .675\"\u003cbr\u003e\u003cbr\u003eTech Tips:-\u003cbr\u003e\u003cbr\u003e* Rocker box clearance must be checked\u003cbr\u003e\u003cbr\u003e* Spring travel must be checked \u003cbr\u003e\u003cbr\u003e* Valve timing must be accurate\u003cbr\u003e\u003cbr\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":42957871743070,"sku":"AV-VSK675T","price":590.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8530\/4926\/files\/AV-VSK675T.jpg?v=1782806319"}],"url":"https:\/\/ironhorsecustoms.com.au\/collections\/cylinder-heads-components-cylinder-heads-parts-evo.oembed","provider":"Iron Horse Customs","version":"1.0","type":"link"}