{"product_id":"s-s-cycle-cylinder-piston-kits-harley-davidson-29","title":"S\u0026S Cycle Cylinder \u0026 Piston Kits — Harley-Davidson Street Glide, Softail Fat Boy 114, Road King Special (2017-2026)","description":"\u003cp\u003eS\u0026amp;S Cycle big bore cylinder and piston kit for 2017+ Harley Milwaukee-Eight (M8) engines, featuring a 4.250-inch bore and wrinkle black finish. Bolt-on design increases displacement for added horsepower and torque on stock or modified M8 platforms.\u003c\/p\u003e\n\u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e4.250 inch bore\u003c\/li\u003e\n  \u003cli\u003eBolt-on cylinder design for M8 engines\u003c\/li\u003e\n  \u003cli\u003eWrinkle black finish\u003c\/li\u003e\n  \u003cli\u003eWithout highlighted cylinder fins\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e S\u0026amp;S Cycle\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eManufacturer Part #:\u003c\/strong\u003e 910-0683A\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBore Size:\u003c\/strong\u003e 4.250 inch\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFinish:\u003c\/strong\u003e Wrinkle black\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 24.85 lb\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCategory:\u003c\/strong\u003e Engine Components \/ Piston Sets - Powersports\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFitment\u003c\/h2\u003e\n\u003cp\u003eFits 2017 and newer Harley-Davidson Milwaukee-Eight (M8) models.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eDoes this fit Twin Cam or Milwaukee-Eight engines?\u003c\/h3\u003e\n\u003cp\u003eMilwaukee-Eight (M8) only — 2017 and newer. Twin Cam models require a different S\u0026amp;S Cycle big bore kit.\u003c\/p\u003e\n\u003ch3\u003eWhat horsepower gain can I expect?\u003c\/h3\u003e\n\u003cp\u003eHorsepower increase depends on your specific M8 model, fuel octane, and other modifications. Contact S\u0026amp;S or your dealer for dyno estimates.\u003c\/p\u003e\n\u003ch3\u003eDo I need a tuner with this kit?\u003c\/h3\u003e\n\u003cp\u003eA fuel controller or ECU tune is strongly recommended to optimize performance and drivability with the larger displacement.\u003c\/p\u003e\n\u003ch3\u003eIs this a complete engine rebuild, or just the cylinders?\u003c\/h3\u003e\n\u003cp\u003eThis kit includes cylinders and pistons. You will need gaskets, push rods, and other engine internals from your engine builder or S\u0026amp;S for a full rebuild.\u003c\/p\u003e\n\u003ch3\u003eWhat's the warranty on this kit?\u003c\/h3\u003e\n\u003cp\u003eRefer to S\u0026amp;S Cycle's warranty documentation. Most engine components carry limited manufacturer warranty — verify before installation.\u003c\/p\u003e","brand":"S\u0026S Cycle","offers":[{"title":"Default Title","offer_id":53040432349295,"sku":"T14-852157","price":977.95,"currency_code":"USD","in_stock":false}],"url":"https:\/\/vtwinbikers.com\/products\/s-s-cycle-cylinder-piston-kits-harley-davidson-29","provider":"Vtwinbikers","version":"1.0","type":"link"}