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HELI 2 Stroke Engine

91sr

*Regulated fuel system for positive fuel flow during all types of flight conditions.

• DISPLACEMENT：14.95cc
• BORE：27.7mm
• STROKE：24.8mm
• WEIGHT : 530g

MANUAL / PART LIST

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120SR	91SR_S	91SR_3C	56SR	91ST	91SR	50ST