Small Engine Troubleshooting Problems? Ask a Mechanic Now.
Welcome to JUST ANSWER small engines, let me try to help you !! I don't know it all, but maybe together we can get you a satisfactory answer!
With twin engine, not likley a spark lug on both cylinders. But does the carburetor have the electric solenoid in the base of it? Fuel solenoid has to open the main jet in the carburetor, and has to have 12 volts as soon as the key is turned on.
947 in the link above.
I see question is till open, did you find problem? Please rate to close!