O.S. Engines

GT15HZ Gasoline Helicopter

Keep your heli flying longer

High-Preformance GT Series Gasoline Power EnginesFuel up with regular unleaded and fly your .90 size helicopter for a full hour on one 600cc tank. The GT15HZ gives you the flying time you need to practice 3D flight, train new pilots or simply enjoy a day at the flight park. This engine comes loaded with custom parts designed for helicopters, like the IG-05 ignition module and a Walbro® carburetor. See the difference that a GT15HZ can make in your flying times today.

  • Compact — fits most .90-size helis with only minor modifications.
  • Offers outstanding fuel economy.
  • Runs consistently without constant pre-flight adjustments.
  • O.S./Walbro®-developed pumper carb ensures consistent performance regardless of attitude, altitude or fuel level.
  • Features the IG-05 Ignition Module that is designed specifically for helis.
  • The IG-05 Ignition Module arrives with a straight plug cap for easy installation. It's compatible with a wide range of battery chemistries, including NiCd or NiMH, LiPo and LiFe packs.

Displacement: 0.9 in3 (14.95 cc), Bore: 0.9 in (22.7 mm), Stroke: 1.0 in (24.8mm), Practical RPM: 2,000-16,000, Output: 2.6 hp @ 14,000 rpm, Engine Weight: 24.9 oz (706 g), Ignition Module Weight: 3.2 oz (92 g)

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