{"product_id":"s-s-cycle-cylinder-piston-kits-harley-davidson-42","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 piston set for 2017 and newer Harley-Davidson Milwaukee-Eight (M8) engines, featuring a 4.250 in bore with .010 in oversized pins. Direct replacement for stock pistons or upgrade component for higher-displacement custom builds.\u003c\/p\u003e\n\u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e4.250 in bore x 4.625 in stroke\u003c\/li\u003e\n  \u003cli\u003e0.010 in oversized pins\u003c\/li\u003e\n  \u003cli\u003eDirect M8 fitment\u003c\/li\u003e\n  \u003cli\u003eEngine upgrade or stock replacement\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 920-0148\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBore Size:\u003c\/strong\u003e 4.250 in\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eStroke:\u003c\/strong\u003e 4.625 in\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOversized:\u003c\/strong\u003e 0.010 in\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 3.22 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) engines.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eWill these fit my 2017+ M8 Harley?\u003c\/h3\u003e\n\u003cp\u003eYes — these pistons are engineered specifically for 2017 and newer Milwaukee-Eight engines with a 4.250 in bore.\u003c\/p\u003e\n\u003ch3\u003eDo I need a rebore if I'm running stock bore?\u003c\/h3\u003e\n\u003cp\u003eThese are .010 in oversized, so your cylinders must be bored and honed to 4.250 in diameter before installation.\u003c\/p\u003e\n\u003ch3\u003eCan I use these with my stock cylinders?\u003c\/h3\u003e\n\u003cp\u003eNo — stock cylinders are not sized for .010 in oversized pistons. Professional cylinder boring is required.\u003c\/p\u003e\n\u003ch3\u003eWhat's included in the kit?\u003c\/h3\u003e\n\u003cp\u003eThe piston set only. Rings, pins, and circlips are not included — verify these separately for your build.\u003c\/p\u003e","brand":"S\u0026S Cycle","offers":[{"title":"Default Title","offer_id":53040435724399,"sku":"T14-662031","price":648.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0608\/6734\/6543\/files\/output_8b1f6373-98f1-43bb-aec4-b41aee41a981.png?v=1779566851","url":"https:\/\/vtwinbikers.com\/products\/s-s-cycle-cylinder-piston-kits-harley-davidson-42","provider":"Vtwinbikers","version":"1.0","type":"link"}