i have a 2004 suntracker with a mercury 115 optimax dfi,when i take off on the boat i go to wot throttle and start trimming the motor up until its at proper speed.the problem im having is at half trim the motor feels like its slipping or cavitating.i done some maintenance on the boat and while i...
the problem im having is that the motor will not idle so i checked vst psi fuel rail psi compression spark at 7/16" gap air pressure replaced vst filter replaced plugs and also replaced fuel line.well none of this helped.the last time i took it out to the lake i was coming in to dock and the...
