{"product_id":"106-hot-set-up®-engine-performance-kit-black-900-0354","title":"106\" Hot Set Up® Engine Performance Kit - Black - 900-0354","description":"Increased fin area for better heat dissipation. Increase bore size from 3.750\" to 3.927\". 4 3\/8\" stroke, 10:1 compression with stock heads. Easy installation; no machining or rebalancing required. Forged coated pistons are compatible with stock or S\u0026amp;S Super Stock 79cc and 89cc heads. Valve pocket recessed in S\u0026amp;S pistons are enlarged for oversize valves and higher lift cams. 11 fins and full fin pattern on cam side of cylinders closely resembles OEM shape. Kit includes; S\u0026amp;S cylinders with gaskets, piston set with rings, top end gasket kit, pushrods, tappets, 585CE chain-drive easy start cams and instructions. A fuel system is not included. Made in the U.S.A..","brand":"S\u0026S Cycle","offers":[{"title":"Default Title","offer_id":43172739186778,"sku":"FJHF_900-0354","price":2143.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0596\/4991\/7018\/files\/09031293_0.png?v=1775174070","url":"https:\/\/trails-northpowersports.com\/products\/106-hot-set-up%c2%ae-engine-performance-kit-black-900-0354","provider":"Trails-North Powersports","version":"1.0","type":"link"}