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                  This is the Crankcase Heatsink for the
          O.S. 91HZ F3C Competition Helicopter Engine (OSMG1975).

FEATURES: Aluminum construction
          Silver in color

INCLUDES: One Crankcase Heatsink for the O.S. 91HZ

REQUIRES: Installation on the engine

SPECS:    Outer Diameter: 42mm (1.65")
          Inner Diameter: 27.9mm (1.1")
          Height: 9.5mm (0.37")
          Distance between mounting holes (center to center): 31mm (1.2")

                                                                   cnh 11/11/08
                                                                         ir/jxs



– 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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