Thunder Tiger - PRO-50H (R)

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Product No. TTR9605 MSRP: $209.99   The PRO series helicopter ring-type engines are equipped with dual ball-bearings, Schnuerle porting, one ring-type piston / cylinder assembly and two-needles automatic mixture control carburetor.   Specification:  Displacement: 8.27 cc. / 0.504 cu. in.  Bore: 22.5 mm. / 0.886 in.  Stroke: 20.8 mm. / 0.819 in.  Crankshaft: UNC 1/4 - 28  Practical RPM: 2,000 ~ 20,000  Output: 1.75 BHP / 17,000 RPM  Weight: 405 g. Iwo/muffler / 14.28 oz.

All Thunder Tiger engines have been designed to combine high performance with easy handling and maintenance using CAD computer technology, resulting in consistent high quality and reliability. Subjected to rigorous quality control check ensures that it will provide years of trouble free use.

The PRO-Heli series are manufactured by automated computer-controlled machinery, resulting in a product that looks and performs better. One full-throttle "blast off" will convince you of the awesome power-to-weight-ratio created from the PRO-50H (R), engine is good for all kinds of .46~.50 helicopter. Precision air bleed carburetor makes adjustments simple, and efficient mufflers keep things quiet at the field.