Small Engine Troubleshooting Problems? Ask a Mechanic Now.
Engine Is Spinning , but will not start? Remove spark plug and with the spark plug grounded to the metal of the engine, and see if you have spark when cranking. If it has spark, put finger with rag over the spark plug hole, and see if it has compression to move your finger? If it has spark and compression, put a teaspoon of fuel into the spark plug hole, re-install the spark plug and see if it will start for a few seconds.
Engine is not identified, is This a Briggs engine?
Did you read my response? Did you do the spark test?
Did you find the problem?