{"product_id":"74-3-7-16-bore-cylinder-and-high-compression-piston-kit-for-1966-78-74-hd®-big-twins-gloss-black-finish","title":"74\" 3-7\/16\" Bore Cylinder and High Compression Piston Kit for 1966-'78 74\" HD® Big Twins - Gloss Black Finish","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 kit is intended to replace the cylinders and pistons of a 74\" shovelhead engine and increase the compression ratio to 9:1. Compatible with stock or S\u0026amp;S cylinder heads. Kit includes S\u0026amp;S 3-7\/16\" bore high tensile cast iron cylinders, 3-7\/16\" bore forged high compression pistons for 74\" (3-31\/32\" stroke) engines with rings and wristpins, head gaskets, S\u0026amp;S stainless steel head bolts with washers, base nuts, base gaskets\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv data-widget-id=\"09683aa9-ae4d-47e0-8574-ec2e863d3456\" class=\"productSpecifications\" data-mce-fragment=\"1\"\u003e\u003cbr\u003e\u003c\/div\u003e","brand":"Havoc Parts","offers":[{"title":"Default Title","offer_id":42124809928869,"sku":"","price":3264.33,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0349\/1361\/6008\/products\/18_08faf94d-1c08-4046-a84a-1575859e5783.png?v=1670328056","url":"https:\/\/shop.havoc-motorcycles.com\/products\/74-3-7-16-bore-cylinder-and-high-compression-piston-kit-for-1966-78-74-hd%c2%ae-big-twins-gloss-black-finish","provider":"Havoc Motorcycles","version":"1.0","type":"link"}