1UQ Carburetor Carb For Smarter Tools GP7500EB ST-GP7500 ST-GP7500E 13HP ST389F 389CC Gas Generator Brand New High Quality Replacement Carburetor With 3 Gaskets Fits Smarter Tools Branded Gasoline Generator Powered by a 389CC 13HP Engine ST389F Model Number GP7500EB, ST-GP7500 & ST-GP7500E