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             This is the F-4020 Muffler Assembly Used on the
                  OS Max FS 91SII Pumped Surpass Engine.

FEATURES: Direct Stock Replacement Part.
          Aluminum Contstruction.

INCLUDES: One F-4020 Muffler w/Pre-Drilled Pressure Fitting Hole
          One Threaded Elbow (Header) w/Two Nuts

SPECS:    Length of Muffler: 4-1/4"
          Diameter of Muffler: 1"
          Length of Elbow: 1-7/8"
          Outside Diameter of Elbow: 3/8"
          Weight: 40g (1.4 oz)

COMMENTS: The Pre-Drilled Pressure Fitting Hole is Drilled, Tapped and
            3.4 x 4mm Screw is Pre-Installed to Seal the Hole.
                                                                          ir/jl



– If you need more information, use these O.S. resources –

E-mail: enginesupport@hobbico.com
Web Site: http://www.osengines.com/
Phone: 217-398-8970


 
Postal Address:
O.S.
3002 N. APOLLO DRIVE, SUITE #1
CHAMPAIGN, IL 61822  








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