honda99fuel filter i had a 1990 8 hp honda and it also would just stop. the first time it was a pluged fuel filter that goes into the fuel pump ( it lookes like a plug with a screw driver slotRe: Honda 9.9 4 stroke dies on idle I drained the carb by opening the drain screw - and even pumped a little gas through with the primer pump - that's what my mechanic