Small Engine Troubleshooting Problems? Ask a Mechanic Now.
Is the choke closing the throat of carburetor? Doe you have fuel flowing from the pulse fuel pump to the carburetor? Does it run ok after the engine fires? What is compression?
Do you get good suction if you hold hand over throat of carb inlet? Engine has reed valve below carburetor and has crankshaft seals that can leak and cause problems.
19980-G1 is manual if you can find a PDF version to download. I have one but can't find source today!