On Jul 8, 4:43*pm, PaulD wrote:
I am helping a neighbor with his push mower. *He has a 6.5 HP Briggs
and Stratton engine.
When I prime the engine with gas using the little button on the mower,
the engine starts up with no problem, but then quickly peters out. *Is
this likely a carberator problem? or a fuel supply problem? *Are there
any quick fixes that we can try.
I am willing to give him a hand, but I don't really want to get into
rebuilding his carb or something like that. *I might be willing to
clean the fuel line. *I didn't notice any fuel filter on this unit,
but I might not be looking at the right spot.
Thanks,
Paul

Not sure if your B&S is the same as my 6.5HP Tecumseh in this respect,
but bad gas and/or a loose or unbalanced blade will do this to mine. A
bit of Seafoam in some new gas usually clears it up in a few run-
hours.