{"product_id":"gy6-50cc-139qmb-cylinder-gasket-set-replacement-39mm","title":"GY6 50cc (139QMB) Cylinder Gasket Set (Replacement, 39mm)","description":"\u003ch2\u003eReplacement Cylinder Gasket Set for GY6 50cc Engines\u003c\/h2\u003e\u003cp\u003eThis cylinder gasket set is built for the GY6 50cc engine model 139QMB, which has a 39mm bore. Its job is to keep oil, fuel, and compression sealed in where they belong, so the engine runs as it should. It is one of the essential \u003ca href=\"\/collections\/gy6-50cc-parts\"\u003eGY6 50cc scooter parts\u003c\/a\u003e to swap out whenever the engine is opened up or when a leak appears. Confirm that the size and placement match your own engine so it seats correctly.\u003c\/p\u003e\u003ch3\u003eWhen to Replace It\u003c\/h3\u003e\u003cp\u003eReplace gaskets and oil seals each time you work on the engine, or as soon as you notice any sign of a leak. Maintaining these parts in good shape supports steady engine performance and helps prevent further damage.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSize:\u003c\/strong\u003e 39mm bore\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePosition:\u003c\/strong\u003e Top-end\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFits:\u003c\/strong\u003e GY6 50cc 139QMB engines with 39mm bore\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFitment\u003c\/h3\u003e\u003cp\u003eFits:\u003c\/p\u003e\u003cul\u003e\u003cli\u003eGY6 50cc 139QMB engine (39mm bore)\u003c\/li\u003e\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eHow to choose:\u003c\/strong\u003e Check that the bore matches your cylinder. This set is designed for a 39mm bore on a stock 139QMB top-end.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eShop more:\u003c\/strong\u003e \u003ca href=\"\/collections\/gy6-50cc-parts\"\u003eGY6 50cc Scooter Parts (139QMB)\u003c\/a\u003e · \u003ca href=\"\/collections\/gy6-scooter-parts\"\u003eGY6 Scooter Parts\u003c\/a\u003e · \u003ca href=\"\/collections\/scooter-gaskets-seals\"\u003eScooter Gaskets \u0026amp; Seals\u003c\/a\u003e · \u003ca href=\"\/collections\/scooter-parts\"\u003eScooter Parts\u003c\/a\u003e\u003c\/p\u003e","brand":"Trend Times Toy Stores","offers":[{"title":"Default Title","offer_id":51138660302905,"sku":"TT-26674","price":6.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0665\/3358\/9049\/files\/cylinder-gasket-set-replacement-39mm-for-gy6-50cc-139qmb-1.jpg?v=1794376624","url":"https:\/\/www.trendtimes.com\/products\/gy6-50cc-139qmb-cylinder-gasket-set-replacement-39mm","provider":"Trend Times Toy Stores","version":"1.0","type":"link"}