Bruce
Herd Master
If the smell is that strong when you haven't even been running the mower, I'd guess you have a leak.
Lift the hood, the fuel line will be on one side or the other. The fuel filter is a smallish plastic container with a paper filter inside. Small diameter tubing connected to either end. That is the fuel line. BTW, when you replace the filter you buy the whole plastic thing. Here is a video:
https://www.briggsandstratton.com/n...se/how-to-change-your-mowers-fuel-filter.html
Lift the hood, the fuel line will be on one side or the other. The fuel filter is a smallish plastic container with a paper filter inside. Small diameter tubing connected to either end. That is the fuel line. BTW, when you replace the filter you buy the whole plastic thing. Here is a video:
https://www.briggsandstratton.com/n...se/how-to-change-your-mowers-fuel-filter.html