{"product_id":"ssp-g-qmb139-stroker-crankshaft-169-239","title":"SSP-G QMB139 Stroker Crankshaft","description":"44mm Stroker Crankshaft Assembly for 50cc 4-stroke QMB139 engines.\u003cul\u003e \n\n  \u003cli\u003e \n\n    Overall  Length: 247mm \n\n  \u003c\/li\u003e \n\n  \u003cli\u003e \n\n    Thread Size (tapered side): M10x1.25 \n\n  \u003c\/li\u003e \n\n  \u003cli\u003e \n\n    Thread Size (spline side): M12x1.25 \n\n  \u003c\/li\u003e \n\n  \u003cli\u003e \n\n    Bearing Outer Diameter (tapered side): 42mm \n\n  \u003c\/li\u003e \n\n  \u003cli\u003e \n\n    Bearing Outer Diameter (spline side): 47mm \n\n  \u003c\/li\u003e \n\n  \u003cli\u003e \n\n    Number of Splines: 26 \n\n  \u003c\/li\u003e \n\n  \u003cli\u003e \n\n    Connecting Rod Inner Diameter: 13mm \n\n  \u003c\/li\u003e \n\n  \u003cli\u003e \n\n    Number of Teeth (oil pump drive gear): 16 (use with 33t oil pump) \n\n  \u003c\/li\u003e \n\n\u003c\/ul\u003eQMB139 50cc\/49cc \u003cp\u003e \u003c\/p\u003e\u003ch3 style=\"color:#983D3C;\"\u003eThis product is not intended for use on public roads or land.\u003c\/h3\u003e","brand":"SSP-G","offers":[{"title":"Default Title","offer_id":49986002616600,"sku":"169-239","price":189.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0782\/1728\/1816\/files\/169-239.webp?v=1746736268","url":"https:\/\/www.scooterworks.com\/products\/ssp-g-qmb139-stroker-crankshaft-169-239","provider":"Scooterworks USA, LLC","version":"1.0","type":"link"}