john deere 720

[Adam T]

hey got a 57 model 720 gasser and she"s wanting to spit and spudder and only fire on one cylinder. no water or trash in the fuel.what could be wrong didn"t have this problem the last time i used it.

 

[hojon_1]

Check spark 1st.

May be as simple as a bad plug.

 

[Adam T]

has brand new plugs

 

[Bob]

My first thought is that the fuel flow system on one side of the duplex carb is clogged.