{"title":"Manley","description":null,"products":[{"product_id":"manley-valve-keys-set-8-pack-84-04-b-t-tc-b-86-03-xl-br-br-part-514006","title":"Manley Valve Key Set (8) – 1984–1999 Evo Big Twin; 1999–2004 Twin…","description":"\u003ch2\u003eManley Valve Key Set (8) – 1984–1999 Evo Big Twin; 1999–2004 Twin…\u003c\/h2\u003e\n\u003cp\u003eStock style replacement. Heat treated; black oxided and 100% machined from a special chromoly material. Each valve keeper is designed to work with stock; Manley and most aftermarket top collars. Includes 4 pairs of valve keepers; to service one engine.\u003c\/p\u003e\n\u003ch2\u003eFitment\u003c\/h2\u003e\n\u003cp\u003e84-99 Evo Big Twin; 99-04 Twin Cam; 86-03 XL Sportster (NU)\u003c\/p\u003e\n\u003ch2\u003eProduct Details\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Manley\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCategory:\u003c\/strong\u003e MOTOR PARTS \u0026gt; VALVE KEYS\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUnit:\u003c\/strong\u003e 8P\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct code:\u003c\/strong\u003e 514006\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Manley","offers":[{"title":"Default Title","offer_id":30366555603028,"sku":"MCS514006","price":36.27,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1329\/4265\/files\/514006k_b4d454bc-3bda-4d9c-a1b0-00fd216614a0.jpg?v=1775808794"},{"product_id":"mcs513741","title":"Manley Valve Seat Spring Cutter – 1948–1984 Pan; Shovel","description":"\u003ch2\u003eManley Valve Seat Spring Cutter – 1948–1984 Pan; Shovel\u003c\/h2\u003e\n\u003cp\u003eWith 3\/8\" (9.525mm) ø pilot; will give upto 600\" valve lift. 5\/16\" (7.9375mm) pilot is required for thin stem valves. Used to lower the lower valve spring collar in high lift applications where spring travel is insufficient or spring pressure too high. 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Precision re-engineered to offer installation advantages and manufactured of special heat treated chromoly material that has been black oxided. Will fit OEM; Manley and many aftermarket manufacturers valve springs. 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Precision re-engineered to offer installation advantages and manufactured of special heat treated chromoly material that has been black oxided. Will fit OEM; Manley and many aftermarket manufacturers valve springs. 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Chromoly; black oxided. Precision re-engineered to offer installation advantages and manufactured of special heat treated chromoly material that has been black oxided. Will fit OEM; Manley and many aftermarket manufacturers valve springs.\u003c\/p\u003e\n\u003ch2\u003eFitment\u003c\/h2\u003e\n\u003cp\u003e80-84 Shovelhead (NU)\u003c\/p\u003e\n\u003ch2\u003eProduct Details\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Manley\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCategory:\u003c\/strong\u003e MOTOR PARTS \u0026gt; VALVES COLLARS\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUnit:\u003c\/strong\u003e 4\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct code:\u003c\/strong\u003e 513787\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Manley","offers":[{"title":"Default Title","offer_id":57359404433795,"sku":"MCS513787","price":32.79,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1329\/4265\/files\/513787k.jpg?v=1776033126"},{"product_id":"mcs513883","title":"Manley Valve Spring Top Collar Set. 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They provide increased strength and reduced inertia mass which allows you to run higher R.P.M.''s without valve float.\u003c\/p\u003e\n\u003ch2\u003eFitment\u003c\/h2\u003e\n\u003cp\u003e36-84 Big Twin (NU)\u003c\/p\u003e\n\u003ch2\u003eProduct Details\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Manley\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCategory:\u003c\/strong\u003e MOTOR PARTS \u0026gt; VALVES COLLARS\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUnit:\u003c\/strong\u003e 4\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct code:\u003c\/strong\u003e 513883\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Manley","offers":[{"title":"Default Title","offer_id":57359405351299,"sku":"MCS513883","price":41.07,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1329\/4265\/files\/513883k.jpg?v=1776033124"},{"product_id":"mcs513884","title":"Manley Valve Spring Top Collar Set. 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They provide increased strength and reduced inertia mass which allows you to run higher R.P.M.''s without valve float.\u003c\/p\u003e\n\u003ch2\u003eFitment\u003c\/h2\u003e\n\u003cp\u003e84-99 Evo Big Twin; 99-04 Twin Cam; 86-03 XL Sportster (NU)\u003c\/p\u003e\n\u003ch2\u003eProduct Details\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Manley\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCategory:\u003c\/strong\u003e MOTOR PARTS \u0026gt; VALVES COLLARS\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUnit:\u003c\/strong\u003e 4\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct code:\u003c\/strong\u003e 513887\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Manley","offers":[{"title":"Default Title","offer_id":57359406006659,"sku":"MCS513887","price":41.07,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1329\/4265\/files\/513887k.jpg?v=1776033123"},{"product_id":"mcs513888","title":"Manley Valve Spring Top Collar Set. 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Manley suggests the use of titanium top collars on high lift applications to provide increased strength and reduced inertia mass which allows running higher R.P.M.''s without valve float.\u003c\/p\u003e\n\u003ch2\u003eFitment\u003c\/h2\u003e\n\u003cp\u003e84-99 Evo Big Twin; 99-04 Twin Cam; 86-03 XL Sportster (NU)\u003c\/p\u003e\n\u003ch2\u003eProduct Details\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Manley\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCategory:\u003c\/strong\u003e MOTOR PARTS \u0026gt; VALVES COLLARS\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUnit:\u003c\/strong\u003e 4\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct code:\u003c\/strong\u003e 513888\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Manley","offers":[{"title":"Default Title","offer_id":57359406367107,"sku":"MCS513888","price":109.17,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1329\/4265\/files\/513888k.jpg?v=1776033122"},{"product_id":"mcs513975","title":"Manley Valve Guide Seal Set. Viton 4-Pk – 1957–1985 XL Sportster","description":"\u003ch2\u003eManley Valve Guide Seal Set. Viton 4-Pk – 1957–1985 XL Sportster\u003c\/h2\u003e\n\u003cp\u003eWith 4 seals. Comes with with built-in spring-loaded Viton wipers. Valve stem seals can be used; and are recommended; on all applications. They will help control oil consumption in any type H-D engine. Note: Valve seal installation tools are not included and must be purchased separately when required.\u003c\/p\u003e\n\u003ch2\u003eFitment\u003c\/h2\u003e\n\u003cp\u003e57-85 XL Sportster (NU)\u003c\/p\u003e\n\u003ch2\u003eProduct Details\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Manley\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCategory:\u003c\/strong\u003e MOTOR PARTS \u0026gt; VALVE GUIDES GASKETS AND SEALS\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUnit:\u003c\/strong\u003e 4\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct code:\u003c\/strong\u003e 513975\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Manley","offers":[{"title":"Default Title","offer_id":57359406825859,"sku":"MCS513975","price":14.48,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1329\/4265\/files\/513975k.jpg?v=1776033121"},{"product_id":"mcs513977","title":"Manley Valve Guide Seal Set. 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Note: Valve seal installation tools are not included and must be purchased separately when required.\u003c\/p\u003e\n\u003ch2\u003eFitment\u003c\/h2\u003e\n\u003cp\u003e48-E79 Big Twin (NU)\u003c\/p\u003e\n\u003ch2\u003eProduct Details\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Manley\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCategory:\u003c\/strong\u003e MOTOR PARTS \u0026gt; VALVE GUIDES GASKETS AND SEALS\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUnit:\u003c\/strong\u003e 4\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct code:\u003c\/strong\u003e 513977\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Manley","offers":[{"title":"Default Title","offer_id":57359407251843,"sku":"MCS513977","price":14.48,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1329\/4265\/files\/513977k.jpg?v=1776033120"},{"product_id":"mcs513979","title":"Manley Valve Guide Seal Set. Viton 4-Pk – L1981–1984 1340cc Shovelhead","description":"\u003ch2\u003eManley Valve Guide Seal Set. Viton 4-Pk – L1981–1984 1340cc Shovelhead\u003c\/h2\u003e\n\u003cp\u003eWith 4 seals. Comes with with built-in spring-loaded Viton wipers. Valve stem seals can be used; and are recommended; on all applications. They will help control oil consumption in any type H-D engine. OEM replacement reference 18000-81. Note: Valve seal installation tools are not included and must be purchased separately when required.\u003c\/p\u003e\n\u003ch2\u003eFitment\u003c\/h2\u003e\n\u003cp\u003eL81-84 1340cc Shovelhead (NU)\u003c\/p\u003e\n\u003ch2\u003eProduct Details\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Manley\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCategory:\u003c\/strong\u003e MOTOR PARTS \u0026gt; VALVE GUIDES GASKETS AND SEALS\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUnit:\u003c\/strong\u003e 4\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct code:\u003c\/strong\u003e 513979\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Manley","offers":[{"title":"Default Title","offer_id":57359407645059,"sku":"MCS513979","price":14.48,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1329\/4265\/files\/513979k.jpg?v=1776033118"},{"product_id":"mcs513981","title":"Manley Valve Guide Seal Set. 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Note: Valve seal installation tools are not included and must be purchased separately when required.\u003c\/p\u003e\n\u003ch2\u003eFitment\u003c\/h2\u003e\n\u003cp\u003e84-99 Evo Big Twin; 99-04 Twin Cam; 86-03 XL Sportster (NU)\u003c\/p\u003e\n\u003ch2\u003eProduct Details\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Manley\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCategory:\u003c\/strong\u003e MOTOR PARTS \u0026gt; VALVE GUIDES GASKETS AND SEALS\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUnit:\u003c\/strong\u003e 4\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct code:\u003c\/strong\u003e 513981\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Manley","offers":[{"title":"Default Title","offer_id":57359408202115,"sku":"MCS513981","price":14.48,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1329\/4265\/files\/513981k.jpg?v=1776033117"},{"product_id":"mcs513982","title":"Manley Valve Guide Seal Set. 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Standard size replacement; installs without machining. Kit includes Race Master valves; performance double spring assemblies; steel or titanium top collars and a complete set of Manley''s fully machined chromoly valve keys. Race Master valves are manufactured of stainless XH-426 for exhaust and stainless NK-842 for intake and offer great ultimate tensile strength; combining superior quality at a competative price. 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Stock - .650\" Valve Lift – 2005–2017 Twin Cam","description":"\u003ch2\u003eManley Race Master Valve Kit. Stock - .650\" Valve Lift – 2005–2017 Twin Cam\u003c\/h2\u003e\n\u003cp\u003eTitanium top collars. Standard size replacement; installs without machining. Kit includes Race Master valves; performance double spring assemblies; steel or titanium top collars and a complete set of Manley''s fully machined chromoly valve keys. Race Master valves are manufactured of stainless XH-426 for exhaust and stainless NK-842 for intake and offer great ultimate tensile strength; combining superior quality at a competative price. 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STD – 1984–1999 Evo Big Twin","description":"\u003ch2\u003eManley Race Master Exhaust Valve Set. STD – 1984–1999 Evo Big Twin\u003c\/h2\u003e\n\u003cp\u003eQuality replacement valves; lower priced than the Manley ''Severe Duty'' valves. Still offering a significant improvement over the OEM valve. Stainless steel construction with chrome plated stem and hardened tips. Excellent stock overhaul valve. Race Master valves are manufactured of stainless XH-426 for exhaust and stainless NK-842 for intake and offer great ultimate tensile strength; combining superior quality at a competative price. Okay for stock or racing upto 8000 RPM.\u003c\/p\u003e\n\u003ch2\u003eFitment\u003c\/h2\u003e\n\u003cp\u003e84-99 Evo Big Twin (NU)\u003c\/p\u003e\n\u003ch2\u003eProduct Details\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Manley\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCategory:\u003c\/strong\u003e MOTOR PARTS \u0026gt; VALVES EXHAUST\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUnit:\u003c\/strong\u003e PR\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct code:\u003c\/strong\u003e 513849\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Manley","offers":[{"title":"Default Title","offer_id":57376942948739,"sku":"MCS513849","price":64.66,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1329\/4265\/files\/513849k_249536a8-cfa2-4e4e-a9ed-b7bd38c4bed3.jpg?v=1775554221"},{"product_id":"mcs513861","title":"Manley Severe Duty Stainless Valves, Intake. Conversion – 1986–2003 XL883. 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For full 883-1200 conversion benefits\u003c\/p\u003e\n\u003ch2\u003eProduct Details\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Manley\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCategory:\u003c\/strong\u003e MOTOR PARTS \u0026gt; VALVES INTAKE\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUnit:\u003c\/strong\u003e PR\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct code:\u003c\/strong\u003e 513861\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Manley","offers":[{"title":"Default Title","offer_id":57376943374723,"sku":"MCS513861","price":93.12,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1329\/4265\/files\/513861k_9da6e6d6-63be-45a3-afbb-3a37761e1be1.jpg?v=1775554220"},{"product_id":"mcs513886","title":"Valve Spring Top Collar Set. Titanium. Thin Stem","description":"\u003ch3\u003eDescription\u003c\/h3\u003eManley, valve spring top collar set. Titanium. Thin stem\u003ch3\u003eDetails\u003c\/h3\u003eFor thin stem valves. Precision machined titanium valve spring top collars for Shovels that run thin stem valves. Manley suggests the use of titanium top collars on high lift applications to provide increased strength and reduced inertia mass which allows running higher R.P.M.'s without valve float.\u003cbr\u003e\u003cbr\u003e66-84 Shovelhead . With thin stem valves only","brand":"Manley","offers":[{"title":"Default Title","offer_id":57376946258307,"sku":"MCS513886","price":72.78,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1329\/4265\/files\/513886k_b31ab335-1099-4c3a-9e53-22118b5284a8.jpg?v=1775554217"},{"product_id":"mcs513991","title":"Manley Valve Spring Kit. Std to .490\" Lift – 1957–1985 XL Sportster","description":"\u003ch2\u003eManley Valve Spring Kit. Std to .490\" Lift – 1957–1985 XL Sportster\u003c\/h2\u003e\n\u003cp\u003eIncl. steel top collars and dual spring style valve springs. No machining required for installation. 20% more pressure than stock and suitable for stock to .490\" lift applications. Valve springs have an interference fit to reduce harmonics and control spring surge. Pressure: 85lbs@1.310\"; 295lbs@.820\". Coil bind: .790\".\u003c\/p\u003e\n\u003ch2\u003eFitment\u003c\/h2\u003e\n\u003cp\u003e57-85 XL Sportster (NU)\u003c\/p\u003e\n\u003ch2\u003eProduct Details\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Manley\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCategory:\u003c\/strong\u003e MOTOR PARTS \u0026gt; VALVE SPRINGS\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUnit:\u003c\/strong\u003e KIT\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct code:\u003c\/strong\u003e 513991\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Manley","offers":[{"title":"Default Title","offer_id":57376947077507,"sku":"MCS513991","price":130.17,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1329\/4265\/files\/513991k_c52ff812-4c98-40fd-a880-2f3a4df990ca.jpg?v=1775554213"},{"product_id":"mcs513992","title":"Manley Valve Spring. Stock to .495\" Lift – 1966–1979 Shovelhead","description":"\u003ch2\u003eManley Valve Spring. Stock to .495\" Lift – 1966–1979 Shovelhead\u003c\/h2\u003e\n\u003cp\u003eIncludes titanium top collars; steel lower collars and valve springs. No machining required for installation. Titanium top collars are considerably lighter than their steel counterparts and will therefore allow higher engine revs. Can be used for stock replacement and up to .495\" lift. Pressure: 160lbs@1.480\". 315lbs@.985\". Coil bind: .880\". Note: Valve keys are not included.\u003c\/p\u003e\n\u003ch2\u003eFitment\u003c\/h2\u003e\n\u003cp\u003e66-79 Shovelhead (NU)\u003c\/p\u003e\n\u003ch2\u003eProduct Details\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Manley\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCategory:\u003c\/strong\u003e MOTOR PARTS \u0026gt; VALVE SPRINGS\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUnit:\u003c\/strong\u003e KIT\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct code:\u003c\/strong\u003e 513992\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Manley","offers":[{"title":"Default Title","offer_id":57376947700099,"sku":"MCS513992","price":218.73,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1329\/4265\/files\/513992k_16459dec-73f4-47d0-a601-096ea770121a.jpg?v=1775554212"},{"product_id":"mcs513993","title":"Manley Valve Spring Kit. Stock to .495\" Lift – 1966–1979 Shovelhead","description":"\u003ch2\u003eManley Valve Spring Kit. Stock to .495\" Lift – 1966–1979 Shovelhead\u003c\/h2\u003e\n\u003cp\u003eIncludes steel top collars; steel lower collars and valve springs. No machining required for installation. Can be used for stock replacement and up to .495\" lift. Pressure: 160lbs@1.480\". 315lbs@.985\". Coil bind: .880\". Note: Valve keys are not included.\u003c\/p\u003e\n\u003ch2\u003eFitment\u003c\/h2\u003e\n\u003cp\u003e66-79 Shovelhead (NU)\u003c\/p\u003e\n\u003ch2\u003eProduct Details\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Manley\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCategory:\u003c\/strong\u003e MOTOR PARTS \u0026gt; VALVE SPRINGS\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUnit:\u003c\/strong\u003e KIT\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct code:\u003c\/strong\u003e 513993\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Manley","offers":[{"title":"Default Title","offer_id":57376948191619,"sku":"MCS513993","price":149.48,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1329\/4265\/files\/513993k_30ab6942-0f1f-4c72-bbe7-c3b274d1f439.jpg?v=1775554211"},{"product_id":"mcs513996","title":"Manley Valve Spring Kit. Titanium. Std to .650\" Lift – 1984–1999 Evo Big Twin; 1999–2004 Twin…","description":"\u003ch2\u003eManley Valve Spring Kit. Titanium. Std to .650\" Lift – 1984–1999 Evo Big Twin; 1999–2004 Twin…\u003c\/h2\u003e\n\u003cp\u003eTitanium top collars and a spring set. Can be used as a direct replacement from stock up to .650\" lift. Machining is not required. Pressure: 180lbs@1.800\"; 400lbs@1.150\". Coil bind: 1.020\". The titanium top collars used in this kit provide a considerable weight reduction; allowing higher engine revolutions and less strain on the valve train components. Note: Includes top collars and springs only. Other components must be re-used.\u003c\/p\u003e\n\u003ch2\u003eFitment\u003c\/h2\u003e\n\u003cp\u003e84-99 Evo Big Twin; 99-04 Twin Cam; 86-03 XL Sportster (NU)\u003c\/p\u003e\n\u003ch2\u003eProduct Details\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Manley\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCategory:\u003c\/strong\u003e MOTOR PARTS \u0026gt; VALVE SPRINGS\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUnit:\u003c\/strong\u003e KIT\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct code:\u003c\/strong\u003e 513996\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Manley","offers":[{"title":"Default Title","offer_id":57376949731715,"sku":"MCS513996","price":202.72,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1329\/4265\/files\/513996k_46f08ac2-cbb6-4905-bf88-516b679a9e8b.jpg?v=1775554210"},{"product_id":"mcs514000","title":"Manley Valve Key Set (8) – 1957–1985 XL Sportster; 1937–1948…","description":"\u003ch2\u003eManley Valve Key Set (8) – 1957–1985 XL Sportster; 1937–1948…\u003c\/h2\u003e\n\u003cp\u003eStock replacement. Heat treated; black oxided and 100% machined from a special chromoly material. Each valve keeper is designed to work with stock; Manley and most aftermarket top collars. Includes 4 pairs of valve keepers; to service one engine.\u003c\/p\u003e\n\u003ch2\u003eFitment\u003c\/h2\u003e\n\u003cp\u003e57-85 XL Sportster; 37-48 74\"\/80\" Flathead; 49-57 45\" WL; G Flathead; 66-84 Thin Stem Shovel (NU)\u003c\/p\u003e\n\u003ch2\u003eProduct Details\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Manley\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCategory:\u003c\/strong\u003e MOTOR PARTS \u0026gt; VALVE KEYS\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUnit:\u003c\/strong\u003e 8P\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct code:\u003c\/strong\u003e 514000\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Manley","offers":[{"title":"Default Title","offer_id":57376951468419,"sku":"MCS514000","price":36.06,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1329\/4265\/files\/514000k_8a0f06f8-398d-4e51-8a17-12986f271568.jpg?v=1775554209"},{"product_id":"mcs514001","title":"Manley High Lift Valve Spring Kit. .500\" to .650\" Lift – 1966–1984 Shovelhead","description":"\u003ch2\u003eManley High Lift Valve Spring Kit. .500\" to .650\" Lift – 1966–1984 Shovelhead\u003c\/h2\u003e\n\u003cp\u003eIncludes titanium top collars; steel lower collars; valve springs and a valve key set. Machining required to lower the valve guide to avoid interference with the top collar. Special 3-spring design with interference fit to reduce harmonics and control spring surge. Springs have more pressure than stock. Pressure: 180lbs - 1.600\" \/ 365lbs -1.100\" \/ 415lbs - .950\". Coil bind: .850\"\u003c\/p\u003e\n\u003ch2\u003eFitment\u003c\/h2\u003e\n\u003cp\u003e66-84 Shovelhead (NU)\u003c\/p\u003e\n\u003ch2\u003eProduct Details\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Manley\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCategory:\u003c\/strong\u003e MOTOR PARTS \u0026gt; VALVE SPRINGS\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUnit:\u003c\/strong\u003e KIT\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct code:\u003c\/strong\u003e 514001\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Manley","offers":[{"title":"Default Title","offer_id":57376952484227,"sku":"MCS514001","price":242.41,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1329\/4265\/files\/514001k_2efd4417-dfbc-4896-8e8a-dc003521507f.jpg?v=1775554208"},{"product_id":"mcs514002","title":"Manley Valve Spring Kit. Steel. Std to .550\" Lift – 1984–1999 Evo Big Twin; 1999–2004 Twin…","description":"\u003ch2\u003eManley Valve Spring Kit. Steel. Std to .550\" Lift – 1984–1999 Evo Big Twin; 1999–2004 Twin…\u003c\/h2\u003e\n\u003cp\u003eSteel top collars and a spring set. Can be used as a direct replacement from stock up to .550\" lift. Machining is not required. Pressure: 180lbs@1.800\"; 360lbs@1.250\". Coil bind: 1.020\". Note: Includes top collars and springs only. Other components must be re-used.\u003c\/p\u003e\n\u003ch2\u003eFitment\u003c\/h2\u003e\n\u003cp\u003e84-99 Evo Big Twin; 99-04 Twin Cam; 86-03 XL Sportster (NU)\u003c\/p\u003e\n\u003ch2\u003eProduct Details\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Manley\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCategory:\u003c\/strong\u003e MOTOR PARTS \u0026gt; VALVE SPRINGS\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUnit:\u003c\/strong\u003e KIT\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct code:\u003c\/strong\u003e 514002\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Manley","offers":[{"title":"Default Title","offer_id":57376953041283,"sku":"MCS514002","price":134.86,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1329\/4265\/files\/514002k_3398c1e8-073e-41bf-a20f-71b221a4b17e.jpg?v=1775554207"},{"product_id":"mcs514005","title":"Manley Valve Key Set (8) – 1936–1947 Knucklehead; 1948–1965…","description":"\u003ch2\u003eManley Valve Key Set (8) – 1936–1947 Knucklehead; 1948–1965…\u003c\/h2\u003e\n\u003cp\u003eStock style replacement. Heat treated; black oxided and 100% machined from a special chromoly material. Each valve keeper is designed to work with stock; Manley and most aftermarket top collars. Includes 4 pairs of valve keepers; to service one engine.\u003c\/p\u003e\n\u003ch2\u003eFitment\u003c\/h2\u003e\n\u003cp\u003e36-47 Knucklehead; 48-65 Panhead; 66-84 Shovelhead (NU)\u003c\/p\u003e\n\u003ch2\u003eProduct Details\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Manley\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCategory:\u003c\/strong\u003e MOTOR PARTS \u0026gt; VALVE KEYS\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUnit:\u003c\/strong\u003e 8P\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct code:\u003c\/strong\u003e 514005\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Manley","offers":[{"title":"Default Title","offer_id":57376953926019,"sku":"MCS514005","price":36.06,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1329\/4265\/files\/514005k_90938dbc-99f5-46ba-aca7-2174a2945f39.jpg?v=1775554206"}],"url":"https:\/\/hogparts.com\/collections\/manley.oembed","provider":"Hogparts UK Ltd","version":"1.0","type":"link"}