Have an old 5 hp briggs. Will not fire. Spark tester shows spark. Will not spark a plug. Have tried numerous plugs. replaced points and condenser. WTH?? Help
My son has a Troy Bilt mowere with a Briggs 725EX. Stalled it will not start. Fires 1-4 times and won't run. Changed gas, carburetor and spark plug. Still won't run. HELP!