1: Dimensions: 19mm carburetor with choke 2: Compatible with: 168F GX120 GX160 5.5 HP GX200 6.5 HP engine. Replaces references: 16100 - ZH8 3: For lawnmowers, edgers, pressure washers 4: Fits original equipment for perfect compatibility and easy operation. Installation 5: Reminder/Note: Be sure to check the model/size before purchasing. Features: Center Mounting Hole: 42mm/1.7in Center Hole: 19mm/0.75in Choke Hole: 24mm/0.94in Compatible with: Carburetor Fit for 168 Engine, Engine, Generator, Carburetor for Honda GX160, GX168, GX200, 5.5HP, 6.5HP Engine, Carburetor, Fit for Water Pump Version 16100-ZH8-W61 16100-ZH7-W51 Also Fit for Lawn Mowers/Generators/Water Pumps and other machines with the same engine model! Here are some reasons why the new carburetor leaks: 1. Fuel leaks after installing a new carburetor are usually caused by old tank debris getting into the petcock. A conical float in the carburetor is preventing it from closing/sealing properly. 2. The second possibility is