{"product_id":"s-s-cycle-crankcases-harley-davidson-softail-models","title":"S\u0026S Cycle Crankcases — Harley-Davidson Softail Heritage Classic, Softail Fat Boy, Softail (1983-2026)","description":"\u003cp\u003eS\u0026amp;S Cycle MK-Series B crankcases for Harley-Davidson Softail models, engineered to support big-displacement builds up to 136 cubic inches. Features improved oil scavenging and large-volume sump design that fits in a stock Softail frame without modification.\u003c\/p\u003e\n\u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003eSupports 136\" cylinder kits and stroker cranks\u003c\/li\u003e\n  \u003cli\u003eImproved oil scavenging compared to stock cases\u003c\/li\u003e\n  \u003cli\u003eLarge-volume sump design\u003c\/li\u003e\n  \u003cli\u003eFits stock Softail frame without frame modification\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 310-1326\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCategory:\u003c\/strong\u003e Engine Components \/ Crankshafts\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 49.2 lb\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFitment\u003c\/h2\u003e\n\u003cp\u003eFits Harley-Davidson Softail models. Verify your specific year and model with S\u0026amp;S Cycle before ordering to confirm compatibility with your build.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eWhat's the maximum displacement these cases support?\u003c\/h3\u003e\n\u003cp\u003eDesigned to work with S\u0026amp;S 136\" cylinder kits and 4 5\/8\" stroker cranks as part of a complete big-bore build.\u003c\/p\u003e\n\u003ch3\u003eDo I need to modify my frame to fit these crankcases?\u003c\/h3\u003e\n\u003cp\u003eNo — these cases are engineered to fit in a stock Softail frame without frame modification.\u003c\/p\u003e\n\u003ch3\u003eCan I use these with a stock crank and cylinders?\u003c\/h3\u003e\n\u003cp\u003eThese are built for high-displacement builds. Consult S\u0026amp;S Cycle tech support to confirm compatibility with your specific engine configuration.\u003c\/p\u003e\n\u003ch3\u003eWhat's included in the box?\u003c\/h3\u003e\n\u003cp\u003eJust the crankcases. You'll need to source a compatible crankshaft, cylinders, and gasket kit separately.\u003c\/p\u003e","brand":"S\u0026S Cycle","offers":[{"title":"Default Title","offer_id":53040438870127,"sku":"T14-803042","price":2849.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0608\/6734\/6543\/files\/output_b8f6b1fd-091c-4b86-a565-524d8e15aad9.png?v=1779566687","url":"https:\/\/vtwinbikers.com\/products\/s-s-cycle-crankcases-harley-davidson-softail-models","provider":"Vtwinbikers","version":"1.0","type":"link"}