{"product_id":"88-sidewinder-3-5-8-big-bore-cylinder-kit-for-1979-84-big-twins-gloss-black-finish","title":"88\" Sidewinder 3-5\/8\" Big Bore Cylinder Kit for 1979-'84 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\"\u003eInstalling this 3-5\/8\" big bore kit will increase the displacement of stock 80\" HD\u003csup data-mce-fragment=\"1\"\u003e®\u003c\/sup\u003e\u003cspan data-mce-fragment=\"1\"\u003e \u003c\/span\u003eshovelhead engines to 88\" using the stock 4-1\/4\" flywheels. This may also be used to build an 88\" engine in 74\" shovelheads if a 4-1\/4\" stroke flywheel assemble is also installed. The kit includes S\u0026amp;S 3-5\/8\" bore cylinders, 3-5\/8\" bore forged pistons with rings and wristpins, S\u0026amp;S stainless steel head bolts, base nuts, head gaskets, base gaskets, exhcaust gaskets, and instructions. Compression is 7.5:1. The cylinders are stock length so stock length pushrods and manifold may be used.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv data-widget-id=\"3c1a18b6-7921-4f80-a44b-59a1869fb5ed\" class=\"productSpecifications\" data-mce-fragment=\"1\"\u003e\u003cbr\u003e\u003c\/div\u003e","brand":"Havoc Parts","offers":[{"title":"Default Title","offer_id":42124806488229,"sku":"","price":2849.93,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0349\/1361\/6008\/products\/9_9c1d0e73-dde4-412b-8983-dc373d9650c7.png?v=1670327619","url":"https:\/\/shop.havoc-motorcycles.com\/products\/88-sidewinder-3-5-8-big-bore-cylinder-kit-for-1979-84-big-twins-gloss-black-finish","provider":"Havoc Motorcycles","version":"1.0","type":"link"}