Ace Electronics

Thunder Tiger - RL 1.00H Ringed

RL 1.00H Ringed Redline Heli Engine

The newly desigend RL-100H is avaiable and ready to make a new standard for you. High performance and extreme power in a compact-size engine with yet larger displacement fits existing .90-size helicopters on the market. Absolutely nothing beats it for insane torque, crisp authority and lighting-fast power transitions.

A Closer Look


  • Designed for stable hovering and aerobatic 3D flights.
  • NANO XC2 (extreme composite coating) cylinder liner with special criss-cross pattern etched.
  • Precisely-balanced crankshaft with Ni plating to further reduce corrosion.
  • Knife-edged design & high-strength connecting rod with bushings pre-installed.
  • Lightened hypereutectic machined A1-Si ringed piston.
  • Machined oversize heat sink head with 12 heat-spreading holes to enhance cooling.
  • Reinforced resin rear cage ball bearing support.
  • 2 Needle valves with both Hex and FT driver head at same side for easy adjustment.
  • Approved non-seizing flange mount carburetor with thermo insulator.
  • Push-pull throttle lever.
  • State-of-the art CNC machined components.
  • High performance Japan made Redline R3 glow plug included.



  • Stock Number / Product Number: TTRG1194 / 9611
  • Displacement: 1.00 cu in (16.38 cc)
  • Bore: 1.14 in (29.0 mm)
  • Stroke: 0.98 in (24.8 mm)
  • Practical RPM: 2,000 - 16,000
  • Output: 3.91 hp @ 14,500 rpm
  • Weight: 22.0 oz (625 g)