Please use a 1:25 ratio gasoline and a 2-stroke engine oil blend. But except Sunday, and other national holiday in China. Please rest assured that quality is ensured. If you are satisfied with our products and our service, please tell your friend and leave us positive.We will always be here for you! The item "49cc 2 stroke Pull Start Engine Mini Pocket PIT Quad Dirt Bike ATV Buggy Motor" is in sale since Sunday, January 13, 2019. This item is in the category "eBay Motors\Parts & Accessories\Motorcycle Parts\Engines & Engine Parts\Complete Engines". The seller is "snox1352" and is located in . This item can be shipped worldwide.