When cranking for an extended period you can pull the spark plugs. With no compression it'll spin like a top. Check every 10-15 seconds and pump the throttle to see if you get gas out of the accelerator pump which would indicate gas in the carburetor. Then reinstall the plugs and crank to start.

Save a life, adopt a senior shelter pet.
The three main causes of blindness: Cataracts, Politics, Religion.
Name your dog Naked so you can walk Naked in the park.