{"product_id":"s-s-cycle-power-packs-harley-davidson-37","title":"S\u0026S Cycle Power Packs — Harley-Davidson Electra Glide, Softail Heritage Classic, Electra Glide Classic (1955-2026)","description":"\u003cp\u003eS\u0026amp;S Cycle Power Packs are forged piston and ring sets designed to increase displacement and horsepower in Harley-Davidson engines. Each pack includes pistons, rings, and pins ready for engine assembly in stock or modified cases.\u003c\/p\u003e\n\u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003eS\u0026amp;S Cycle forged pistons\u003c\/li\u003e\n  \u003cli\u003eIncludes piston rings and pins\u003c\/li\u003e\n  \u003cli\u003eIncreases engine displacement\u003c\/li\u003e\n  \u003cli\u003eHarley-Davidson engine specific\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 310-1388A\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 44.19 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 Harley-Davidson engines. Verify specific displacement and bore size compatibility with your engine before ordering.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eWhat's included in a Power Pack?\u003c\/h3\u003e\n\u003cp\u003eForged pistons, piston rings, and wrist pins — everything needed for piston installation in your engine.\u003c\/p\u003e\n\u003ch3\u003eHow much displacement increase can I expect?\u003c\/h3\u003e\n\u003cp\u003eDisplacement gain depends on bore size and your engine's current displacement. Check S\u0026amp;S documentation for your specific engine application.\u003c\/p\u003e\n\u003ch3\u003eDo I need to machine my engine cases for these pistons?\u003c\/h3\u003e\n\u003cp\u003eIt depends on your current piston size and target bore. Have your engine builder measure and confirm fitment before purchase.\u003c\/p\u003e\n\u003ch3\u003eCan these pistons be used in stock engine cases?\u003c\/h3\u003e\n\u003cp\u003eYes, Power Packs can be installed in stock cases, but verify that your case can safely handle the increased displacement and compression.\u003c\/p\u003e","brand":"S\u0026S Cycle","offers":[{"title":"Default Title","offer_id":53040427696239,"sku":"T14-1020378","price":3294.95,"currency_code":"USD","in_stock":false}],"url":"https:\/\/vtwinbikers.com\/products\/s-s-cycle-power-packs-harley-davidson-37","provider":"Vtwinbikers","version":"1.0","type":"link"}