Specification Product Name carburetorMaterial metalColor sliverAir filter diameter 37 8mm 1 49Motor side outer diameter 24mm 0 94Motor side inner diameter 19mm 0 74 Electric choke Fitment For Chinese 2 Stroke Scooters For Yamaha Piaggio Zip Jog 50cc 90cc 110cc ATV Quad Go kart The Compatibility Is Just For Reference Please Compare With Your Original One Before Purchasing Note This is an air cooled carburetor unsuitable for the water cooled versions of this engine We provide clear pictures measurements where possible Please check as much aspossible to make sure the item is the one that you need The color of the actual items may slightly different from the listing imagesdue to different computer screen thanks for your understanding Instruction is not included professional installation is highly recommended Package Included 1 X Carburetor