HELL-O Captain Nino ,I know that # is a WALBRO CARB. And the motor might be atwood or brigg & straton or tecumseh or ecko [THAT'S WHAT I THINK] --GOOD LUCK
I've solved thew mistery!!!! This is a mighty mite marine engine!!! The old neptunes evolved into these engines!!! This is one of the late 80's motors!!!