{"product_id":"1200cc-conversion-piston-kit-for-1986-16-hd®-sportster®-models-3-1-2-std-bore","title":"1200cc Conversion Piston Kit for 1986-'16 HD® Sportster® Models - 3-1\/2\" STD Bore","description":"\u003cdiv id=\"product-accordion\" class=\"accordionModule panel-group\" data-mce-fragment=\"1\"\u003e\n\u003cdiv id=\"product-tab-Description\" class=\"tab-content collapse  active in\" role=\"tabpanel\" aria-labelledby=\"product-tab-heading-Description\" data-mce-fragment=\"1\"\u003e\n\u003cdiv class=\"tab-pane active\" data-mce-fragment=\"1\"\u003e\n\u003cp data-mce-fragment=\"1\"\u003eThis 883cc to 1200cc conversion piston kit features forged pistons that convert any 883cc or 1100cc engine to 1200cc. Bore the stock 1985-'03 cylinders from 3 inch to 3-1\/2\" bore. For 2004-'16 models we recommend that new 3-1\/2 inch bore cylinders be purchased. No combustion chamber modifications are required due to the dished piston dome. Stock 883 heads produce a reasonable 9.6:1 compression ratio. No engine removal, crankcase splitting, or rebalancing is required. Coated piston skirts for reduced friction during break-in. Includes pistons, rings, wristpins, and clips. Standard bore.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv data-widget-id=\"491db535-6bd4-4ad3-8610-0ab56e7ed0f4\" class=\"productSpecifications\" data-mce-fragment=\"1\"\u003e\u003c\/div\u003e","brand":"Havoc Parts","offers":[{"title":"Default Title","offer_id":42140378136741,"sku":"","price":693.53,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0349\/1361\/6008\/products\/22_57bfcdec-1296-4c42-a0a7-eeb03183a669.png?v=1671276811","url":"https:\/\/shop.havoc-motorcycles.com\/products\/1200cc-conversion-piston-kit-for-1986-16-hd%c2%ae-sportster%c2%ae-models-3-1-2-std-bore","provider":"Havoc Motorcycles","version":"1.0","type":"link"}