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GT22 w/Muffler Rear Carb

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GT22 w/Muffler Rear Carb

O.S. Engines OSMG1522 Airplane Engine Gas
Out of Stock ETA: 02/22/2021

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  • GT22 w/Muffler Rear Carb

    This is the OS Engines GT22 Gasoline Powered Engine with Muffler
    and Rear Mounted Carburetor.


    Beam mounting design allows engine to fit inside cowls that are
    sized for 2-stroke .60-.91 and 4-stroke 1.20 glow engines
    Custom designed rear mounted Walbro carburetor with choke rod guide
    integrated into crankcase that minimizes set-up time
    IG-02 electronic ignition handles 4-6 cell NiCd, NiMH or 2-cell LiPo
    and LiFe batteries
    Pitts style muffler has reinforced mounting bolt holes and webbing at
    high stress points
    Two year limited warranty through Hobby Services beginning at date of


    GT22 Engine with Muffler, Electronic Ignition Module, CM-6 Spark Plug
    Muffler Gasket, Muffler Bolts and Instruction Manual


    2-cycle oil with a mix ratio of 50:1 if using Klotz model oil
    (if using other brand, follow manufacturer's mix ratio or if no
    recommendation, mix at 30:1)
    Ignition Battery: 4-6 cell NiCd, NiMH, or 2-cell LiPo
    LiPo battery requires voltage regulator
    Propeller: 16x8, 16x10, 17x6, 17x8, 15x10 for break-in
    Gasoline safe fuel tubing and fuel filter


    Displacement: 1.35 cu in (22 cc)
    Bore: 1.26" (32mm)
    Stroke: 1.08" (27.5mm)
    Practical RPM Range: 1,800 - 9,000
    Output: 2.66 hp @ 9,000 RPM
    Engine: 26.86oz (761.6g)
    Muffler: 4.68oz (132.6g)
    Ignition Module: 3.7oz (105g)
    Initial Needle Positions: High Speed Needle-two turns open
    Low Speed Needle-one and a half turns open
    Distance Between Mounting Hole Centers Same Side: 0.98" (25mm)
    Distance Between Mounting Hole Centers Opposite Side: 2.2" (57mm)
    Mounting Hole Diameter: 0.197" (5mm)
    Length of Muffler Can: 3.9" (100mm)
    Width at Mounting Tabs: 2.7" (70mm)
    Width of Crankcase Below Mounting Tabs: 1.9" (49.4mm)
    Height from Crankshaft Center/top of Cylinder Head: 3.7" (94mm)
    Height from Crankshaft Center/Muffler Mounting Hole Centers: (48.4mm)
    Length from Drive Hub to Carburetor: 5.5" (139.5mm)
    Length from Drive Hub to Center of Crankcase: 2.7" (68.5mm)
    Length from Center of Crankcase to Carburetor: 2.8" (71mm)
    Crankshaft Size: 5/16-24 UNF-2A

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