{"product_id":"mcs513884","title":"Manley Valve Spring Top Collar Set. Titanium – 1936–1984 Big Twin","description":"\u003ch2\u003eManley Valve Spring Top Collar Set. Titanium – 1936–1984 Big Twin\u003c\/h2\u003e\n\u003cp\u003eOEM style replacement precision machined titanium valve spring top collars. 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\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 513884\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Manley","offers":[{"title":"Default Title","offer_id":57359405678979,"sku":"MCS513884","price":109.17,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1329\/4265\/files\/513884k.jpg?v=1776033123","url":"https:\/\/hogparts.com\/products\/mcs513884","provider":"Hogparts UK Ltd","version":"1.0","type":"link"}