OutdoorKing Repair Forum Forums Repairs and Maintenance Questions on Engines Questions On Briggs & Stratton Engines Briggs & Stratton 4hp fuel issues

Hi Unimog,
With the replacement tank and carb did you have the air cleaner screw in place, the generally cough and splatter a bit without it.
Otherwise check the valve clearances cold. Intake 5 thou - 7 thou. Exhaust 7 thou - 9 thou.