Specification: Product Name: 49cc 2 stroke Pull Start Engine Motor Color: As the picture shown Material: Metal Engine Size: 49cc Gear System: Centrifugal Clutch Clutch: Wet multi-plate Type: Single cylinder, 2-stroke with air-cooled Dimension of Engine: 250mm X 22mm Bottom Mounting Distance (Width): 85mm Bottom Mounting Distance (Length): 67mm Fitments (For the reference): For Mini Pocket PIT Quad Dirt Bike ATV Buggy Note: We provide clear pictures, measurements where possible. Please check as much as possible to make sure the item is the one that you need. Please allow 0.5-1 inch difference due to manual measurement.(1inch=2.54cm) There are no instructions included in this kit.Professional Installation Is Highly Recommended Please Compare The Engine With Your Original One Before Purchasing Package Include: 1x Engine Motor Return Policy All of our items come with a 30-day free return policy. If you need to return, please contact us, let us know the detailed problem and send us some pictures for confirmation. We reserve the right to refuse any returns for objective reasons. Shipping Policy All of our items are shipped free with tracking numbers. Orders will be shipped within 3 working days upon receipt of payment. Most orders will be shipped within 1 working day. In most cases, shipping takes 8-12 working days.