{"product_id":"s-s-cycle-900-0251-s-s-cycle-cylinder-heads-79-cc-super-stock-twin-cam","title":"S\u0026S Cycle Cylinder Heads - 79 Cc - Super Stock® - Twin Cam","description":"\u003cdiv data-ignore=\"false\" id=\"motoparts-origin-id\" style=\"display: none;\"\u003e1023291\u003c\/div\u003e\n\u003cul class=\"tabs\"\u003e\n\n\u003cli covers=\"tab2\"\u003e\u003ca class=\"active\" href=\"#tab2\"\u003eProduct Description\u003c\/a\u003e\u003c\/li\u003e\n\u003cli covers=\"tab3\"\u003e\u003ca href=\"#tab3\"\u003eVehicle Fitment\u003c\/a\u003e\u003c\/li\u003e\n\n\n\n\u003c\/ul\u003e\n\u003cul class=\"tabs-content\"\u003e\n\n\u003cli class=\"active\" id=\"tab2\" style=\"display: block;\"\u003e\n\u003cul\u003e\n\u003cli\u003e\n Heads are fully assembled with springs and valves\n\u003c\/li\u003e\n\u003cli\u003e\n Works great with 88\" to 103\" stock motors, but are ideal for larger stroker or big bore engines up to 110\"\n\u003c\/li\u003e\n\u003cli\u003e\n Large 1.940\" intake and 1.575\" exhaust valve maintain port velocity for good low and midrange response, but supply enough air for stock and slightly larger engines to perform to their full potential\n\u003c\/li\u003e\n\u003cli\u003e\n S\u0026amp;S® High performance valve springs allow the installation of camshafts with up to .650\" lift (unless noted)\n\u003c\/li\u003e\n\u003cli\u003e\n Heads can be decked up to 0.060\" to increase compression\n\u003c\/li\u003e\n\u003cli\u003e\n Compatible with stock rocker boxes, exhaust, and intake manifolds (unless noted)\n\u003c\/li\u003e\n\u003cli\u003e\n Heads are machined for compression releases (sold separately)\n\u003c\/li\u003e\n\u003cli\u003e\n High port flow gives great performance now, and more later when additional upgrades are done\n\u003c\/li\u003e\n\u003cli\u003e\n Made in the USA\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eNotes\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n If cams with higher TDC lifts are used or if heads are decked, piston valve pockets will require re-machining.\n\u003c\/li\u003e\n\u003cli\u003e\n Does not include rocker arm components, intake manifold or gaskets.\n\u003c\/li\u003e\n\u003cli\u003e\n Should not be used with any piston having a pop up dome.\n\u003c\/li\u003e\n\u003cli\u003e\n Must use S\u0026amp;S rocker boxes if S\u0026amp;S compression releases are used.\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli id=\"tab3\" style=\"display: none;\"\u003e\u003csection aria-labelledby=\"vehicle-fitment-1023291\" class=\"mpd-vehicle-fitment mpd-vehicle-fitment--specific\"\u003e\u003ch2 id=\"vehicle-fitment-1023291\"\u003eS\u0026amp;S Cycle 0930-0139 Vehicle Fitment \u0026amp; Compatibility\u003c\/h2\u003e\n\u003cp class=\"mpd-fitment-summary\"\u003eFitment data lists this product for 102 model-year applications across 1 makes, with listed model years from 1999 through 2005.\u003c\/p\u003e\n\u003cdetails class=\"mpd-fitment-make\"\u003e\u003csummary\u003eHarley-Davidson (102 model-year applications)\u003c\/summary\u003e\u003cdiv class=\"mpd-fitment-table-wrap\"\u003e\u003ctable class=\"table-data-sheet mpd-fitment-table\"\u003e\n\u003ccaption\u003eHarley-Davidson fitment applications\u003c\/caption\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth scope=\"col\"\u003eModel\u003c\/th\u003e\n\u003cth scope=\"col\"\u003eSubmodel \/ Trim\u003c\/th\u003e\n\u003cth scope=\"col\"\u003eYears\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eDyna\u003c\/td\u003e\n\u003ctd\u003eConvertible FXDS-Conv\u003c\/td\u003e\n\u003ctd\u003e\n\u003ca aria-label=\"Shop parts for 1999 Harley-Davidson Dyna Convertible FXDS-Conv\" class=\"mpd-fitment-vehicle-link\" href=\"\/collections\/1999-harley-davidson-dyna-convertible-fxds-conv\"\u003e1999\u003c\/a\u003e, \u003ca aria-label=\"Shop parts for 2000 Harley-Davidson Dyna Convertible FXDS-Conv\" class=\"mpd-fitment-vehicle-link\" href=\"\/collections\/2000-harley-davidson-dyna-convertible-fxds-conv\"\u003e2000\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDyna\u003c\/td\u003e\n\u003ctd\u003eLow Rider FXDL\u003c\/td\u003e\n\u003ctd\u003e\n\u003ca aria-label=\"Shop parts for 1999 Harley-Davidson Dyna Low Rider FXDL\" class=\"mpd-fitment-vehicle-link\" href=\"\/collections\/1999-harley-davidson-dyna-low-rider-fxdl\"\u003e1999\u003c\/a\u003e, \u003ca aria-label=\"Shop parts for 2000 Harley-Davidson Dyna Low Rider FXDL\" class=\"mpd-fitment-vehicle-link\" href=\"\/collections\/2000-harley-davidson-dyna-low-rider-fxdl\"\u003e2000\u003c\/a\u003e, \u003ca aria-label=\"Shop parts for 2001 Harley-Davidson Dyna Low Rider FXDL\" class=\"mpd-fitment-vehicle-link\" href=\"\/collections\/2001-harley-davidson-dyna-low-rider-fxdl\"\u003e2001\u003c\/a\u003e, \u003ca aria-label=\"Shop parts for 2002 Harley-Davidson Dyna Low Rider FXDL\" class=\"mpd-fitment-vehicle-link\" href=\"\/collections\/2002-harley-davidson-dyna-low-rider-fxdl\"\u003e2002\u003c\/a\u003e, \u003ca aria-label=\"Shop parts for 2003 Harley-Davidson Dyna Low Rider FXDL\" class=\"mpd-fitment-vehicle-link\" href=\"\/collections\/2003-harley-davidson-dyna-low-rider-fxdl\"\u003e2003\u003c\/a\u003e, \u003ca aria-label=\"Shop parts for 2004 Harley-Davidson Dyna Low Rider FXDL\" class=\"mpd-fitment-vehicle-link\" href=\"\/collections\/2004-harley-davidson-dyna-low-rider-fxdl\"\u003e2004\u003c\/a\u003e, \u003ca aria-label=\"Shop parts for 2005 Harley-Davidson Dyna Low Rider FXDL\" class=\"mpd-fitment-vehicle-link\" href=\"\/collections\/2005-harley-davidson-dyna-low-rider-fxdl\"\u003e2005\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDyna\u003c\/td\u003e\n\u003ctd\u003eSuper Glide FXD\u003c\/td\u003e\n\u003ctd\u003e\n\u003ca aria-label=\"Shop parts for 1999 Harley-Davidson Dyna Super Glide FXD\" class=\"mpd-fitment-vehicle-link\" href=\"\/collections\/1999-harley-davidson-dyna-super-glide-fxd\"\u003e1999\u003c\/a\u003e, \u003ca aria-label=\"Shop parts for 2000 Harley-Davidson Dyna Super Glide FXD\" class=\"mpd-fitment-vehicle-link\" href=\"\/collections\/2000-harley-davidson-dyna-super-glide-fxd\"\u003e2000\u003c\/a\u003e, \u003ca aria-label=\"Shop parts for 2001 Harley-Davidson Dyna Super Glide FXD\" class=\"mpd-fitment-vehicle-link\" href=\"\/collections\/2001-harley-davidson-dyna-super-glide-fxd\"\u003e2001\u003c\/a\u003e, \u003ca aria-label=\"Shop parts for 2002 Harley-Davidson Dyna Super Glide FXD\" class=\"mpd-fitment-vehicle-link\" href=\"\/collections\/2002-harley-davidson-dyna-super-glide-fxd\"\u003e2002\u003c\/a\u003e, \u003ca aria-label=\"Shop parts for 2003 Harley-Davidson Dyna Super Glide FXD\" class=\"mpd-fitment-vehicle-link\" href=\"\/collections\/2003-harley-davidson-dyna-super-glide-fxd\"\u003e2003\u003c\/a\u003e, \u003ca aria-label=\"Shop parts for 2004 Harley-Davidson Dyna Super Glide FXD\" class=\"mpd-fitment-vehicle-link\" href=\"\/collections\/2004-harley-davidson-dyna-super-glide-fxd\"\u003e2004\u003c\/a\u003e, \u003ca aria-label=\"Shop parts for 2005 Harley-Davidson Dyna Super Glide FXD\" class=\"mpd-fitment-vehicle-link\" href=\"\/collections\/2005-harley-davidson-dyna-super-glide-fxd\"\u003e2005\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDyna\u003c\/td\u003e\n\u003ctd\u003eSuper Glide Sport FXDX\u003c\/td\u003e\n\u003ctd\u003e\n\u003ca aria-label=\"Shop parts for 1999 Harley-Davidson Dyna Super Glide Sport FXDX\" class=\"mpd-fitment-vehicle-link\" href=\"\/collections\/1999-harley-davidson-dyna-super-glide-sport-fxdx\"\u003e1999\u003c\/a\u003e, \u003ca aria-label=\"Shop parts for 2000 Harley-Davidson Dyna Super Glide Sport FXDX\" class=\"mpd-fitment-vehicle-link\" href=\"\/collections\/2000-harley-davidson-dyna-super-glide-sport-fxdx\"\u003e2000\u003c\/a\u003e, \u003ca aria-label=\"Shop parts for 2001 Harley-Davidson Dyna Super Glide Sport FXDX\" class=\"mpd-fitment-vehicle-link\" href=\"\/collections\/2001-harley-davidson-dyna-super-glide-sport-fxdx\"\u003e2001\u003c\/a\u003e, \u003ca aria-label=\"Shop parts for 2002 Harley-Davidson Dyna Super Glide Sport FXDX\" class=\"mpd-fitment-vehicle-link\" href=\"\/collections\/2002-harley-davidson-dyna-super-glide-sport-fxdx\"\u003e2002\u003c\/a\u003e, \u003ca aria-label=\"Shop parts for 2003 Harley-Davidson Dyna Super Glide Sport FXDX\" class=\"mpd-fitment-vehicle-link\" href=\"\/collections\/2003-harley-davidson-dyna-super-glide-sport-fxdx\"\u003e2003\u003c\/a\u003e, \u003ca aria-label=\"Shop parts for 2004 Harley-Davidson Dyna Super Glide Sport FXDX\" class=\"mpd-fitment-vehicle-link\" href=\"\/collections\/2004-harley-davidson-dyna-super-glide-sport-fxdx\"\u003e2004\u003c\/a\u003e, \u003ca aria-label=\"Shop parts for 2005 Harley-Davidson Dyna Super Glide Sport FXDX\" class=\"mpd-fitment-vehicle-link\" href=\"\/collections\/2005-harley-davidson-dyna-super-glide-sport-fxdx\"\u003e2005\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDyna\u003c\/td\u003e\n\u003ctd\u003eWide Glide EFI FXDWGI\u003c\/td\u003e\n\u003ctd\u003e\n\u003ca aria-label=\"Shop parts for 2000 Harley-Davidson Dyna Wide Glide EFI FXDWGI\" class=\"mpd-fitment-vehicle-link\" href=\"\/collections\/2000-harley-davidson-dyna-wide-glide-efi-fxdwgi\"\u003e2000\u003c\/a\u003e, 2001-2003\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDyna\u003c\/td\u003e\n\u003ctd\u003eWide Glide FXDWG\u003c\/td\u003e\n\u003ctd\u003e1999-2005\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eElectra Glide\u003c\/td\u003e\n\u003ctd\u003eClassic FLHTC\u003c\/td\u003e\n\u003ctd\u003e1999-2005\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eElectra Glide\u003c\/td\u003e\n\u003ctd\u003eUltra Classic FLHTCU\u003c\/td\u003e\n\u003ctd\u003e1999-2005\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHeritage Softail\u003c\/td\u003e\n\u003ctd\u003eClassic FLSTC\u003c\/td\u003e\n\u003ctd\u003e2000-2005\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHeritage Springer\u003c\/td\u003e\n\u003ctd\u003eFLSTS\u003c\/td\u003e\n\u003ctd\u003e2000-2003\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNight Train\u003c\/td\u003e\n\u003ctd\u003eFXSTB\u003c\/td\u003e\n\u003ctd\u003e2000-2005\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRoad Glide\u003c\/td\u003e\n\u003ctd\u003eFLTR\u003c\/td\u003e\n\u003ctd\u003e1999-2005\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRoad King\u003c\/td\u003e\n\u003ctd\u003eCustom FLHRS\u003c\/td\u003e\n\u003ctd\u003e2004-2005\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRoad King\u003c\/td\u003e\n\u003ctd\u003eFLHR\u003c\/td\u003e\n\u003ctd\u003e1999-2005\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSoftail\u003c\/td\u003e\n\u003ctd\u003eDeluxe FLSTN\u003c\/td\u003e\n\u003ctd\u003e2005\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSoftail\u003c\/td\u003e\n\u003ctd\u003eDeuce FXSTD\u003c\/td\u003e\n\u003ctd\u003e2000-2005\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSoftail\u003c\/td\u003e\n\u003ctd\u003eDeuce Screamin Eagle FXSTDSE\u003c\/td\u003e\n\u003ctd\u003e2003-2004\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSoftail\u003c\/td\u003e\n\u003ctd\u003eStandard FXST\u003c\/td\u003e\n\u003ctd\u003e2000-2005\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSoftail Springer\u003c\/td\u003e\n\u003ctd\u003eClassic FLSTSC\u003c\/td\u003e\n\u003ctd\u003e2005\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSoftail Springer\u003c\/td\u003e\n\u003ctd\u003eFXSTS\u003c\/td\u003e\n\u003ctd\u003e2000-2005\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdiv class=\"mpd-fitment-disclaimer\" data-nosnippet=\"\"\u003eFitment data is provided as a guide. Confirm your motorcycle's year, make, model, and trim before ordering; contact us if you are unsure.\u003c\/div\u003e\u003c\/section\u003e\u003c\/li\u003e\n\n\n\n\u003c\/ul\u003e\n","brand":"S\u0026S Cycle","offers":[{"title":"Default Title","offer_id":43246948286530,"sku":"900-0251","price":1795.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1150\/3356\/files\/036cdf87b860fdde04ce8b3f4ddcb1e9.png?v=1786044671","url":"https:\/\/www.motomillion.com\/products\/s-s-cycle-900-0251-s-s-cycle-cylinder-heads-79-cc-super-stock-twin-cam","provider":"Motomillion","version":"1.0","type":"link"}