{"product_id":"s-s-88-to-100-conversion-cylinder-piston-kit-black","title":"S\u0026S, 88\" to 100\" conversion cylinder \u0026 piston kit. Black","description":"Black wrinkle painted aluminum cylinders. Fits stock 88\" models with stock 4\" stroke. Bigger is usually better when it comes to performance. This bolt-on big bore Sidewinder kit is as big as possible; without requiring additional work. No need for engine removal; splitting and boring the cases or even re-balancing the flywheels. Just swap the stock cylinders and pistons for these S\u0026amp;S 4\" big bore parts and you''re ready to rock with 100HP! (note).   Note: S\u0026amp;S measured a 72.95 to 100.30 HP increase with for a stock 88\". They additionally used S\u0026amp;S 585 cams; Power Tune headers; slip-on mufflers; the stock EFI throttle body and a S\u0026amp;S Stealth air cleaner.  Note: Not for use with S\u0026amp;S 79cc cylinder heads.\u003cp\u003e\u003cstrong\u003eFitment:\u003c\/strong\u003e 99-06 88\" Twin Cam (NU)\u003c\/p\u003e","brand":"S\u0026S","offers":[{"title":"Default Title","offer_id":54307832561991,"sku":"558683","price":1883.17,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0987\/7812\/0519\/files\/558683k.jpg?v=1784482804","url":"https:\/\/www.chopperessentials.com\/products\/s-s-88-to-100-conversion-cylinder-piston-kit-black","provider":"Chopper Essentials Co.","version":"1.0","type":"link"}