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Thunder Tiger Pro 90 Aero Engine
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Pro 90 Aero Engine - TT9190

The latest Pro-91 is a ringed-type engine equipped with a massive forged aluminum connecting rod and dual bushings. Its unique "squared" cylinder head design allows for cooler runs. Note that the pro-91 requires a muffler sold separately, either conventional type (No. 9225N) or Rare Bear custom-made muffler (No. 9791).The PRO engine series feature aerospace-technology ball bearings for supporting the crankshaft at high RPM while the Schnuerle-boost combustion porting delivers greater power and fuel economy. The Pro Series engines are equipped with twin ball bearings, twin needles and ASN-type piston and cylinder for years of trouble-free performance.All Pro Series engines deliver exceptional power-to-weight ratio and value, making them fantastic 2-stroke powerplants for model airplanes.
Bore:28mm (1.102")
Displacement:14.96cc (0.913 cu/in)
Power Output:2.75bhp @ 15,000rpm
Practical RPM:2,000 - 16,000rpm
Stroke:24.3mm (0.957")
Weight:562.2g (19.83oz)
Thunder Tiger

Part No: TT9190
Item Name: Pro 90 Aero Engine
Brand: Thunder Tiger

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