{"product_id":"s-s-cycle-06-17-t-c-79cc-black-cyl-heads","title":"S\u0026s Cycle 06-17 T\/c 79cc Black Cyl Heads","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\n      \u003cp\u003e2018 FAT BOOK UPDATE FITS 08-17 TOURING MODELS EXC TWIN COOLED MODELS.\u003c\/p\u003e\n    \u003ch3\u003eFeatures\u003c\/h3\u003e\n    \u003cul\u003e\n      \u003cli\u003eHeads can be decked up to .060\" to increase compression, but will require piston valve pockets to be re-machined\u003c\/li\u003e\n\u003cli\u003eNot compatible with '14-'16 FLHTK\/FLHTKL, FLHTCUTG Twin-Cooled motors or '17 touring models.\u003c\/li\u003e\n\u003cli\u003eHeads are fully assembled with springs and valves\u003c\/li\u003e\n\u003cli\u003eDesigned for stock 88\" to 103\" engines or slightly modified engines up to 110\"\u003c\/li\u003e\n\u003cli\u003eCombustion chamber provides a significantly higher than stock, but still manageable compression ratio\u003c\/li\u003e\n\u003cli\u003eMachined for S\u0026amp;S® electric or manual compression releases\u003c\/li\u003e\n\u003cli\u003eModerately sized 1.940\" intake and 1.575\" exhaust valves maintain port velocity in smaller displacement engines for good low and midrange response\u003c\/li\u003e\n\u003cli\u003eS\u0026amp;S® High performance valve springs allow the installation of camshafts with up to .650\" lift\u003c\/li\u003e\n\u003cli\u003eShould not be used with any piston having a pop up dome.\u003c\/li\u003e\n\u003cli\u003eCompatible with stock rocker boxes, exhaust, and intake manifolds\u003c\/li\u003e\n\u003cli\u003eMade in the USA\u003c\/li\u003e\n\u003cli\u003eMust use the included S\u0026amp;S valve cover gasket kit with stock rocker covers.\u003c\/li\u003e\n\u003cli\u003eMust use S\u0026amp;S rocker boxes if S\u0026amp;S compression releases are used.\u003c\/li\u003e\n    \u003c\/ul\u003e\n  ","brand":"S\u0026S CYCLE","offers":[{"title":"Default Title","offer_id":57191678541990,"sku":"0930-0064","price":2721.95,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0755\/3731\/8054\/files\/429B766F-A86B-411F-BE51-68D3ECCCF1FC.png?v=1787770184","url":"https:\/\/killshiftcustoms.com\/products\/s-s-cycle-06-17-t-c-79cc-black-cyl-heads","provider":"KILLSHIFT CUSTOMS","version":"1.0","type":"link"}