I HAVE A 1981 MERCUISER 120 HP. MY PROBLEM IS IF I PUSH THE THROTTLE DOWN FAST THE ENGINE,HAS A BIG HESITATION OR IT STALLS. I'VE PUT ALL NEW PLUGS POINTS CONDENCER ROTOR DIST CAP GAS LINE FILTER, I CHECKED THE CINTRIFICAL PART OF THE DISTRIBUOR THEY SEEM [FREE ETC] OTHER WISE THE ENGINE...
WHEN I THROTTLE UP THE ENGINE STALLS OR HESITATES I HAVE A 120 4CYL 1981 MERCRUISER. I'VE REPLACED ALL THE ELECTRICAL PARTS. I THINK IT HAS A CARBURETOR PROBLEM?