O.S. Engines Muffler #E4020 .91 FX OSM29525000
OSM29525000 O.S. Muffler #E4020 .91 FX

O.S. Engines Muffler #E4020 .91 FX OSM29525000

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OS MAX 91FX engine mufflers are constructed of aluminum. Expansion-type design for maximum muffling. This product includes one muffler and two 4 x 40 mm muffler mounting screws.


Exhaust Gasket

Center to center of mounting holes: 43mm
Rectangular exhaust port: 29.5 mm x 9.0mm

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