Hi everybody,

I would like to make a modification on my OS 10 muffler. I need to cut about 3/16 t0 1/4 inch on the muffler entry as shown on the diagram. (the part with the x) Will this affect the performance in any way? Thank you in advance

Claude

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l _x__x__x__x_l
l l
___ l____________l_______
l \_______
l _______l
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