I had some 9.9-20 hp yamaha in my hands. bad design is a electric choke carb. manualy activated choke is better and trouble free design.
and i had some suzuki 9.9-20 hp efi and i have to say no carb and gunki free but instead you have injector gunki problem and a lot of sensor.
i think the...
here in Poland is a workshop and they have axpirience to uppgrade your ecm.
you can email them and ask. tey did thi uppgrade flash ecm on mercury outboard 40 to 60 hp
https://pl-pl.facebook.com/pages/category/Automotive-Consultant/MotoStrefa-1651254311778688/
carb.
this carb has small pipe going from the botom of the carb and to the upper part. on the end of this pipe is a oring. change this oring and clean this small pipe
there is a cross pin in gear pice. just punch out this pin and push out this broken piece of aluminium rod.
buy 50 cm new aluminium rod with dia 8 mm or 10 mm and meke new gear shaft rod.
you dont need to play with welding
this motor have overheat sensor located in Left hand of the head. if vater pump is not working well or thermostat is fully close than sensor will activated. and cdi will go to limp mode on higher rpm
are the spark plugs new? if are new then
1. while motor is runing take of fuel hose from fuel pump and check if fuel is pomping out from fule pump
2. while motor is runing check voltage with DVA adapter on cables liding from stator to electric primer. shoud be 24V on idle, 37 on higher...
Hi.
I'm looking for any replacent ot original electric starter that will fit in this motor.
Does any one have experience to install no OEMstarter in this type of motor