OSMG1250   O.S.   FT-300 Twin 4-Stroke

TECH NOTES
        This is a FT-300 Twin-Cylinder 4-Stroke Engine from O.S. Max.
 This Engine is a Flat (Opposed) Twin-Cylinder Engine, called the Gemini-300".
   It is Scale-Like in Appearance when Installed in a Piper Cub or Citabria.

FEATURES: 3-Crankshaft Ball Bearings
          2-Camshaft Ball Bearings
          Twin Opposed Cylinders
          Ringed Piston
          Geared Camshaft (geared timing)
          Two-year warranty

INCLUDES: One Assembled FT-300 Twin 4-Stroke Engine
          One Instruction Manual w/Decals, Poster
          One Dual Glow Plug Extension Cable
          One Locking Prop Nut Assembly (installed)
          One Motor Mount (OSMG2808) (installed)
          Two #F Glow Plugs (installed)
          One Mounting Hardware Bag
          One Valve Adjustment Tool Set (OSMG6334)
          One Choke Valve Extension (Rod)

SPECS:    Construction: Aluminum and Aluminum alloys
          Displacement: 24.38cc (X2) or 1.49 cu in (X2)
          Bore:         33.6mm (1.32")
          Stroke:       27.5mm (1.08")
          Power Output: 4.0 BHP at 7,000 rpm
          Weight:       1828g (64.5oz)
          Practical rpm Range: 1,800 - 9,000 rpm
          Crankshaft Threading: 3/8 x 24
          Length:     148mm (5.83") from backplate to front of the drive washer
          Width:        240mm (9.45")
          Height:       90mm (3.54")
          Suggested Props: 18X10,18X11,18X12,18X13,18X14,20X8,20X9,20X10,
                                                                  20X11, 22x8

REQUIRES: Fuel with 5%-15% Nitromethane and AT LEAST 16% lubricant content
            (Use fuels blended for 4-stroke engines, most of the 5%-15% fuels
             we carry meet these requirements)
          Prop and Starting Equipment

COMMENTS: No longer includes needle valve extension, knob and hook,
            3x32mm propeller slippage screws, motor mount template, or spare
            Woodruff key.
   
ACCESSORIES
THIS IS AN R/C AIRPLANE ENGINE.  STARTING EQUIPMENT IS IN AIRPLANE KIT ACG.
COMES WITH ENGINE MOUNT AND GLOW PLUGS. MUST USE FUELS WITH 5%-15% NITROMETHANE
AND 16% MINIMUM LUBRICANT CONTENT (DO NOT USE 4-STROKE FUELS).
USE LARGE FUEL TUBING (#AERQ2010).

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