{"product_id":"107-to-124-4-25-big-bore-conversion-cylinders-for-m8","title":"107\" to 124\" 4.25\" big bore conversion cylinders for M8","description":"Black with highlighted fins. This is a quality 4.25\" bolt-on big bore cylinder kit for 107\" M8 models with stock 3.937\" bore x 4.375\" stroke. Kit can be used with a 4.25\" Wiseco big bore piston \u0026amp; ring kit. Cylinders include dowel pins and are marked for correct front\/rear installation. Capacity will increase from stock 107\" (106.52\" \/ 1746cc) to a hefty 124\" (124.13 \/ 2034cc) but still installs without crankcase machining. Flywheel re-balancing is not required. Compression ratio is 1:11 and is compatible with the stock camshaft. Includes installation instructions. Note: Order 576555 Wiseco 4.25\" bore conversion piston \u0026amp; ring kit \u0026amp; 576556 Wiseco gasket kit separately.\u003cp\u003e\u003cstrong\u003eFitment:\u003c\/strong\u003e 17-24 107\" M8 (NU)\u003c\/p\u003e","brand":"MCS","offers":[{"title":"Default Title","offer_id":54238215012679,"sku":"709141","price":470.63,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0987\/7812\/0519\/files\/709141k.jpg?v=1784478428","url":"https:\/\/www.chopperessentials.com\/products\/107-to-124-4-25-big-bore-conversion-cylinders-for-m8","provider":"Chopper Essentials Co.","version":"1.0","type":"link"}