Thunder Tiger Outboard Marine Engine TTR9567
, Displacement:, .211 cu in (3.46cc), Bore:, 0.654" (16.6mm), Stroke:, 0.630" (16mm), Practical RPM:, 3,000 - 38,000, Output:, 2.10 BHP/30,000 RPM, Gear Ratio:, 1.19:1, Weight:, 25.39oz (720g), Needle Valve:, 2 - 2-1/2 turns counterclockwise from closed, Mixture Metering Screw:, After setting needle valve, 1/8 turn clockwise if mixture is too rich or 1/8 turn counter-clockwise if mixture is too lean, ,
Thunder Tiger engine race-proven powerplant is mated to a lower unit utilizing the best gear ratio and flex-cable technologies. A special set of precision helical gears transfers all the power from the crankshaft to the flex-cable, resulting in substantially reduced cable wear and maintenance, while the integrated expansion chamber / muffler reduces exhaust noise. The engine mount allow adjustments to both propeller depth and angle.
To top it off, a Prather S215 prop is included.
The PRO-21M-OB (No. 9567) is equipped with 1.19: 1 gear ratio
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Found 6 years, 4 months ago