Description: Size:As Picture Condition:100% Brand New & High Quality Fitment:For 80cc Motorized Bicycle Bike This is a new set,complete kit. Works on most standard 80cc Motorized Bicycle Bike Instruction is not included. Specification: Color: as the picture show Type: Pocket Bikes Sub-Type: Engines/ Engine Parts Power: 47cc - 80cc Package included: 1x set gasket (8 pieces) Note: 1 No Instructions Included ,Professional Installation Is Highly Recommended !!!! 2.Please allow 0.5-1 inch difference due to manual measurement.(1 inch=2.54cm) 3.We provide clear pictures, measurements where possible. Please check as much as possible to make sure the item is the one that you need. 4.The color of the actual items may slightly different from the listing images due to different computer screen, thanks for your understanding. 5.please note The Compatibility Is Just For Reference. Please Compare With Your Original One Before Purchasing! and we advise buyer check original size than compare with our item size before Purchasing .