{"product_id":"mcs524595","title":"Kibblewhite KPMI, Valve Spring Kit. .600\" Lift. Steel Top Collars – 66-E79 Shovelhead","description":"\u003ch2\u003eKibblewhite KPMI, Valve Spring Kit. .600\" Lift. Steel Top Collars – 66-E79 Shovelhead\u003c\/h2\u003e\n\u003cp\u003eReduces total valve train mass. Great for high lift racing performance builds. The springs are manufactured from the highest quality clean chrome silicone wire; shot peened and heat treated for maximum fatigue life. Kit includes springs; upper collars; lower collars; and valve keys. Max valve lift: .600\". Installed height: 1.510\". Seat pressure 152 lbs. Open pressure: 387 lbs. @ .600\" valve lift. Note: Does not include valve guide seals.\u003c\/p\u003e\n\u003ch2\u003eFitment\u003c\/h2\u003e\n\u003cp\u003e66-E79 Shovelhead (NU)\u003c\/p\u003e\n\u003ch2\u003eProduct Details\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Kibblewhite\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 524595\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Kibblewhite","offers":[{"title":"Default Title","offer_id":57377359495555,"sku":"MCS524595","price":148.93,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1329\/4265\/files\/524595k_4fe67290-466e-4f89-ad95-37afa34747d2.jpg?v=1775579875","url":"https:\/\/hogparts.com\/products\/mcs524595","provider":"Hogparts UK Ltd","version":"1.0","type":"link"}