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  • .21XM VII 3.46cc Outboard Air Cooled Marine

    By O. S. Engines |
    Product Number OSMG1720
    $0.00

    y Please allow 5-7 days for free in store pick up or flat rate shipping.
    1/10 Desert Truck Rtr
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    This is the O.S. 21XM Version II Air Cooled Outboard Marine Engine. ****** Because of the competition nature of this engine,****** ******it is NOT covered by th...*More

    This is the O.S. 21XM Version II Air Cooled Outboard Marine Engine. ****** Because of the competition nature of this engine,****** ******it is NOT covered by the O.S. 2 Year Warranty.****** COMMENTS: This Engine STARTS AND RUNS IN A CLOCKWISE DIRECTION at the starter cone. Any attempt to start engine in a counter-clockwise rotation may cause serious damage to the engine. Because of the clockwise rotation, the crankshaft has reverse threads. jxs 05/25/11 ir/jxs*Less

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    Key FeaturesFull Specs Comments/Reviews
    • Designed expressly for small and medium size outboard boats
    • Installed aluminum tilt transom mounting plate
    • Preassembled outboard unit with flexible propeller
    • Bore:0.654 (16.6mm)
    • Displacement:.21 cu in (3.5cc)
    • Distance between mounting hole centers same side:0.98 (25mm)
    • Distance from flywheel to skeg:8.6 (219mm)
    • Distance from mounting plate bottom to skeg:3.4 (86mm)
    • Distance from mounting plate top to flywheel:3.5 (87mm)
    • Height of mounting plate:1.8 (46mm)
    • Mixture Control Valve:Shoulder portion exactly at a tangent to
    • Power Output:1.3 PS, 1.28 HP @ 25, 000RPM
    • Practical RPM:3, 000 - 25, 000
    • Stroke:0.630 (16mm)
    • Weight:24oz (682g)
    • Width of muffler:1.8 (46mm)
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