FitBest Adjustable Carburetor Carb with Choke Lever for Honda GX160 5.5HP GX200 6.5 HP Engine Replaces# 16100-ZH8-W61 High quality aftermarket carburetor for Honda engines Replace P/N: 16100-ZH8-W61, fits Honda GX160 5.5hp GX200 6.5hp engine Size: Center mounting hole: 42mm, core hole: 19mm, choke hole: 24mm Super fast shipping from USA warehouse