Fuerdi Carburetor 22mm PZ22 100cc 125cc Pit Dirt Bike ATV for Honda Yamaha Kawasaki 22mm PZ22 Carburetor fits for 100cc 125cc Horizontal Engine The material:Zinc and Aluminum The inside diameter of carburetor:22mm The outside diameter connected with Air Filter Cleaner:42mm Please check for the details and make sure this is the right one you need.