The distance between the mounting screw holes (from one end of the hole to the other) is 69.5mm to 93.5mm. Before purchasing, be sure to check the size between the screws on the carburetor side you plan to install. The total length is approximately 75mm. The size of each part is his funnel outer diameter 80mm, carburetor side inner diameter 44mm, flange part 102mm x 64.5mm, and the tip is curled, making it possible to take in air efficiently.
