Are you joking?
This is what I get from the Dealer site.
Place all controls in starting position, turn ket switch to "start"
No Sound - Nothing Happens, Rattling Noise is Heard,
Engine Turns Over but Will Not Run,
Take the Unit to an Authorized Briggs & Stratton Dealer
The symptom you have selected can be caused by several more complex problems than the typical consumer can remedy. Take the unit to your local authorized Briggs & Stratton dealer.
The mower will turn on and will start every once and a while but It will not start the first time and when it does start it floods out.