We may have found other answers which could help you.
Click here for Briggs & Stratton No Spark Starting Problem
Excessive Compression?
Briggs and Straton Motors?
what causes my Briggs and Statton petrol mower to hunt ?
Briggs and Stratton SP470?
my briggs and stratton 3.5hp starts up then cuts out straight away?
lawn mower engine hunting?