O.S. Engines, .61 FX NON-RINGED W/MUFFLER

Hobbies R Us

OSMG0561   O.S.   .61 FX Non-Ringed w/Muffler

TECH NOTES
  This is one of the O.S. FX series of high-performance engines. This series
of engines are used in sport and aerobatic aircraft. The FXs are designed to
use a muffler or tuned pipe.
       All FX engines are covered under the O.S. Max Two Year Warranty.

FEATURES: 1-piece crankcase
          Twin ball bearing-supported crankshaft
          Schnuerle porting (AKA Schnuerle scavenging)
          ABN construction (Aluminum piston with a Nickel Brass cylinder), this
            is a non-ringed engine
          Side exhaust with muffler with rotatable exhaust outlet
          New carburetor with remote needle mounted on the backplate of the
            engine (to keep fingers away from the spinning propeller).
          Aluminum backplate.

INCLUDES: One Expansion style muffler (#E-4010) with screws
          One Assembled engine with carb.
          One package illustrated instructions, parts list, and O.S. decal
          One O.S. #8 glow plug (OSMG2691)
SPECS: Displacement:  9.95cc (0.607 cu in)    RPM range:  2,000 - 17,000
       Bore: 24.0mm (.866")                 Stroke: 19.6mm (.772")
       Horsepower: 1.90 BHP at 16,000 rpm     Weight: 19.4 oz, 23.6 oz w/MUFFLR
       Length: 84mm (3.31") the distance from the backplate to drive washer
       Width: 43.0mm (1.69") width of engine neglecting engine mounting flanges
         52.0mm (2.05") distance between centers of the mounting holes
       Height:100.5mm (3.956")            Exhaust port:  29.5mm x 9.0mm rect
       Crankshaft Thread Size: 5/16" -24         43.8mm btwn exh mounting holes
       Props: Tuned Pipe: 12x9, 12x10, 12x11
              Sport: 12x6, 12x7, 12x8, 13x6, 13x7
              Break-In: 11x7

REQUIRES: Fuel with 20% (minimum) lubricant content and 5%-15% Nitromethane
            (All the 5%-15% fuels we carry meet these requirements)
     
ACCESSORIES
THIS IS A 2-STROKE R/C AIRPLANE ENGINE.  THE ENGINE INCLUDES A MUFFLER, AND
GLOW PLUG.  THE STARTING EQUIPMENT FOR THE ENGINE IS INCLUDED IN THE ACCESSORY
COMPLETION GUIDE FOR THE KIT.