I have a Briggs and Straton 11.5 hp motor and no book for the riding lawn mower My question is what should the spark plug gapping be I want to replace the spark plug.
Thanks,
Jason

Jason,
Set the gap at .030"

Quote:

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Originally Posted by jasonfurch1

I have a Briggs and Straton 11.5 hp motor and no book for the riding lawn mower My question is what should the spark plug gapping be I want to replace the spark plug.
Thanks,
Jason

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Try .030 to .035 that should be close... if it runs rough set the gap between .035-.040