{"product_id":"s-s-cycle-310-139-engine-performance-kit","title":"S\u0026S Cycle Engine Performance Kit","description":"\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 Updated profile to fit M8 models including the VVT models\n\u003c\/li\u003e\n\u003cli\u003e\n Big bore bolt-on kit increases 107\" M8 to 129\" with no case machining required\n\u003c\/li\u003e\n\u003cli\u003e\n S\u0026amp;S oil pump\/cam plate\n\u003c\/li\u003e\n\u003cli\u003e\n Passage plugs are removable for servicing\n\u003c\/li\u003e\n\u003cli\u003e\n Independent scavenge sections for flywheel cavity and cam chest\n\u003c\/li\u003e\n\u003cli\u003e\n Debris screen in both scavenge pickups\n\u003c\/li\u003e\n\u003cli\u003e\n Magnet in cam chest to help prevent debris from entering the oil pump\n\u003c\/li\u003e\n\u003cli\u003e\n Increased oil flow capacity on both the oil feed and scavenge side\n\u003c\/li\u003e\n\u003cli\u003e\n Adjustable pressure relief valve can be adjusted with the unit installed in the engine\n\u003c\/li\u003e\n\u003cli\u003e\n Quickee pushrods with pushrod tubes\n\u003c\/li\u003e\n\u003cli\u003e\n S\u0026amp;S premium tappets\n\u003c\/li\u003e\n\u003cli\u003e\n S\u0026amp;S hard anodized, black coated tappet cuffs are billet aluminum construction\n\u003c\/li\u003e\n\u003cli\u003e\n S\u0026amp;S valve springs; work with cams up to 0.605\" lift\n\u003c\/li\u003e\n\u003cli\u003e\n High performance conical single wire spring design\n\u003c\/li\u003e\n\u003cli\u003e\n MLS (multi-layered steel) head gasket\n\u003c\/li\u003e\n\u003cli\u003e\n 496 camshaft\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 Retains stock engine height.\n\u003c\/li\u003e\n\u003cli\u003e\n Works with stock crankcases.\n\u003c\/li\u003e\n\u003cli\u003e\n Works with the stock and S\u0026amp;S roller rocker arms.\n\u003c\/li\u003e\n\u003cli\u003e\n Original engine serial numbers are retained.\n\u003c\/li\u003e\n\u003cli\u003e\n Compatible with the stock valve springs, both first generation (round port) and second generation (oval port).\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-1028745\" class=\"mpd-vehicle-fitment mpd-vehicle-fitment--specific\"\u003e\u003ch2 id=\"vehicle-fitment-1028745\"\u003eS\u0026amp;S Cycle 0904-02 Vehicle Fitment \u0026amp; Compatibility\u003c\/h2\u003e\n\u003cp class=\"mpd-fitment-summary\"\u003eFitment data lists this product for 69 model-year applications across 1 makes, with listed model years from 2017 through 2023.\u003c\/p\u003e\n\u003cdetails class=\"mpd-fitment-make\"\u003e\u003csummary\u003eHarley-Davidson (69 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\u003eBreakout\u003c\/td\u003e\n\u003ctd\u003eFXBR 107\u003c\/td\u003e\n\u003ctd\u003e\n\u003ca aria-label=\"Shop parts for 2018 Harley-Davidson Breakout FXBR 107\" class=\"mpd-fitment-vehicle-link\" href=\"\/collections\/2018-harley-davidson-breakout-fxbr-107\"\u003e2018\u003c\/a\u003e, \u003ca aria-label=\"Shop parts for 2019 Harley-Davidson Breakout FXBR 107\" class=\"mpd-fitment-vehicle-link\" href=\"\/collections\/2019-harley-davidson-breakout-fxbr-107\"\u003e2019\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDeluxe\u003c\/td\u003e\n\u003ctd\u003eFLDE 107\u003c\/td\u003e\n\u003ctd\u003e\n\u003ca aria-label=\"Shop parts for 2018 Harley-Davidson Deluxe FLDE 107\" class=\"mpd-fitment-vehicle-link\" href=\"\/collections\/2018-harley-davidson-deluxe-flde-107\"\u003e2018\u003c\/a\u003e, \u003ca aria-label=\"Shop parts for 2019 Harley-Davidson Deluxe FLDE 107\" class=\"mpd-fitment-vehicle-link\" href=\"\/collections\/2019-harley-davidson-deluxe-flde-107\"\u003e2019\u003c\/a\u003e, \u003ca aria-label=\"Shop parts for 2020 Harley-Davidson Deluxe FLDE 107\" class=\"mpd-fitment-vehicle-link\" href=\"\/collections\/2020-harley-davidson-deluxe-flde-107\"\u003e2020\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFat Bob\u003c\/td\u003e\n\u003ctd\u003eFXFB 107\u003c\/td\u003e\n\u003ctd\u003e\n\u003ca aria-label=\"Shop parts for 2018 Harley-Davidson Fat Bob FXFB 107\" class=\"mpd-fitment-vehicle-link\" href=\"\/collections\/2018-harley-davidson-fat-bob-fxfb-107\"\u003e2018\u003c\/a\u003e, \u003ca aria-label=\"Shop parts for 2019 Harley-Davidson Fat Bob FXFB 107\" class=\"mpd-fitment-vehicle-link\" href=\"\/collections\/2019-harley-davidson-fat-bob-fxfb-107\"\u003e2019\u003c\/a\u003e, \u003ca aria-label=\"Shop parts for 2020 Harley-Davidson Fat Bob FXFB 107\" class=\"mpd-fitment-vehicle-link\" href=\"\/collections\/2020-harley-davidson-fat-bob-fxfb-107\"\u003e2020\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFat Boy\u003c\/td\u003e\n\u003ctd\u003eFLFB 107\u003c\/td\u003e\n\u003ctd\u003e\n\u003ca aria-label=\"Shop parts for 2018 Harley-Davidson Fat Boy FLFB 107\" class=\"mpd-fitment-vehicle-link\" href=\"\/collections\/2018-harley-davidson-fat-boy-flfb-107\"\u003e2018\u003c\/a\u003e, \u003ca aria-label=\"Shop parts for 2019 Harley-Davidson Fat Boy FLFB 107\" class=\"mpd-fitment-vehicle-link\" href=\"\/collections\/2019-harley-davidson-fat-boy-flfb-107\"\u003e2019\u003c\/a\u003e, \u003ca aria-label=\"Shop parts for 2020 Harley-Davidson Fat Boy FLFB 107\" class=\"mpd-fitment-vehicle-link\" href=\"\/collections\/2020-harley-davidson-fat-boy-flfb-107\"\u003e2020\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFreewheeler\u003c\/td\u003e\n\u003ctd\u003eFLRT\u003c\/td\u003e\n\u003ctd\u003e\n\u003ca aria-label=\"Shop parts for 2017 Harley-Davidson Freewheeler FLRT\" class=\"mpd-fitment-vehicle-link\" href=\"\/collections\/2017-harley-davidson-freewheeler-flrt\"\u003e2017\u003c\/a\u003e, \u003ca aria-label=\"Shop parts for 2018 Harley-Davidson Freewheeler FLRT\" class=\"mpd-fitment-vehicle-link\" href=\"\/collections\/2018-harley-davidson-freewheeler-flrt\"\u003e2018\u003c\/a\u003e, \u003ca aria-label=\"Shop parts for 2019 Harley-Davidson Freewheeler FLRT\" class=\"mpd-fitment-vehicle-link\" href=\"\/collections\/2019-harley-davidson-freewheeler-flrt\"\u003e2019\u003c\/a\u003e, \u003ca aria-label=\"Shop parts for 2020 Harley-Davidson Freewheeler FLRT\" class=\"mpd-fitment-vehicle-link\" href=\"\/collections\/2020-harley-davidson-freewheeler-flrt\"\u003e2020\u003c\/a\u003e, \u003ca aria-label=\"Shop parts for 2021 Harley-Davidson Freewheeler FLRT\" class=\"mpd-fitment-vehicle-link\" href=\"\/collections\/2021-harley-davidson-freewheeler-flrt\"\u003e2021\u003c\/a\u003e, \u003ca aria-label=\"Shop parts for 2022 Harley-Davidson Freewheeler FLRT\" class=\"mpd-fitment-vehicle-link\" href=\"\/collections\/2022-harley-davidson-freewheeler-flrt\"\u003e2022\u003c\/a\u003e, \u003ca aria-label=\"Shop parts for 2023 Harley-Davidson Freewheeler FLRT\" class=\"mpd-fitment-vehicle-link\" href=\"\/collections\/2023-harley-davidson-freewheeler-flrt\"\u003e2023\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHeritage Classic\u003c\/td\u003e\n\u003ctd\u003eFLHC 107\u003c\/td\u003e\n\u003ctd\u003e\n\u003ca aria-label=\"Shop parts for 2018 Harley-Davidson Heritage Classic FLHC 107\" class=\"mpd-fitment-vehicle-link\" href=\"\/collections\/2018-harley-davidson-heritage-classic-flhc-107\"\u003e2018\u003c\/a\u003e, \u003ca aria-label=\"Shop parts for 2019 Harley-Davidson Heritage Classic FLHC 107\" class=\"mpd-fitment-vehicle-link\" href=\"\/collections\/2019-harley-davidson-heritage-classic-flhc-107\"\u003e2019\u003c\/a\u003e, \u003ca aria-label=\"Shop parts for 2020 Harley-Davidson Heritage Classic FLHC 107\" class=\"mpd-fitment-vehicle-link\" href=\"\/collections\/2020-harley-davidson-heritage-classic-flhc-107\"\u003e2020\u003c\/a\u003e, \u003ca aria-label=\"Shop parts for 2021 Harley-Davidson Heritage Classic FLHC 107\" class=\"mpd-fitment-vehicle-link\" href=\"\/collections\/2021-harley-davidson-heritage-classic-flhc-107\"\u003e2021\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLow Rider\u003c\/td\u003e\n\u003ctd\u003eFXLR 107\u003c\/td\u003e\n\u003ctd\u003e\n\u003ca aria-label=\"Shop parts for 2018 Harley-Davidson Low Rider FXLR 107\" class=\"mpd-fitment-vehicle-link\" href=\"\/collections\/2018-harley-davidson-low-rider-fxlr-107\"\u003e2018\u003c\/a\u003e, \u003ca aria-label=\"Shop parts for 2019 Harley-Davidson Low Rider FXLR 107\" class=\"mpd-fitment-vehicle-link\" href=\"\/collections\/2019-harley-davidson-low-rider-fxlr-107\"\u003e2019\u003c\/a\u003e, 2020\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRoad Glide\u003c\/td\u003e\n\u003ctd\u003eSpecial FLTRXS\u003c\/td\u003e\n\u003ctd\u003e2017-2023\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\u003e2017-2022\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSoftail\u003c\/td\u003e\n\u003ctd\u003eSlim FLSL 107\u003c\/td\u003e\n\u003ctd\u003e2018-2021\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSoftail\u003c\/td\u003e\n\u003ctd\u003eStandard FXST 107\u003c\/td\u003e\n\u003ctd\u003e2020-2023\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSport Glide\u003c\/td\u003e\n\u003ctd\u003eFLSB 107\u003c\/td\u003e\n\u003ctd\u003e2018-2023\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStreet Bob\u003c\/td\u003e\n\u003ctd\u003eFXBB 107\u003c\/td\u003e\n\u003ctd\u003e2018-2020\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStreet Glide\u003c\/td\u003e\n\u003ctd\u003eFLHX\u003c\/td\u003e\n\u003ctd\u003e2017-2023\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStreet Glide\u003c\/td\u003e\n\u003ctd\u003eSpecial FLHXS\u003c\/td\u003e\n\u003ctd\u003e2017-2023\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":"GEAR \/ HIGHLIGHTED FINS \/ WRINKLE BLACK \/ BLACK PUSHROD TUBES","offer_id":43735402905666,"sku":"310-1398A","price":3497.95,"currency_code":"USD","in_stock":true},{"title":"CHAIN \/ HIGHLIGHTED FINS \/ WRINKLE BLACK \/ CAM CHAIN TENSIONER \/ CHROME PUSHROD TUBES","offer_id":43735403036738,"sku":"310-1396A","price":3294.95,"currency_code":"USD","in_stock":true},{"title":"GEAR \/ HIGHLIGHTED FINS \/ WRINKLE BLACK \/ CHROME PUSHROD TUBES","offer_id":43735403069506,"sku":"310-1399A","price":3497.95,"currency_code":"USD","in_stock":true},{"title":"CHAIN \/ HIGHLIGHTED FINS \/ WRINKLE BLACK \/ BLACK PUSHROD TUBES \/ CAM CHAIN TENSIONER","offer_id":43735402938434,"sku":"310-1395A","price":3294.95,"currency_code":"USD","in_stock":true},{"title":"CHAIN \/ NON-HIGHLIGHTED FINS \/ WRINKLE BLACK \/ BLACK PUSHROD TUBES \/ CAM CHAIN TENSIONER","offer_id":43735403003970,"sku":"310-1394A","price":3294.95,"currency_code":"USD","in_stock":true},{"title":"GEAR \/ NON-HIGHLIGHTED FINS \/ WRINKLE BLACK \/ BLACK PUSHROD TUBES","offer_id":43735402971202,"sku":"310-1397A","price":3497.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1150\/3356\/files\/f08b6c22d9aefcd93de56f5de5f34f28.png?v=1787087658","url":"https:\/\/www.motomillion.com\/products\/s-s-cycle-310-139-engine-performance-kit","provider":"Motomillion","version":"1.0","type":"link"}