Introduction

Improved from the acclaimed RL-53H for its awesome raw power, the RL-56H is ready to write its legend from now on. Higher performance and extreme power in a compact-size engine with yet larger displacement and awesome power.

Features

1.Designed for stable hovering and aerobatic 3D flights 
2.XC2 (extreme composite coating) cylinder liner with special criss-cross pattern etched 
3.Precisely-balanced crankshaft with Ni plating to further reduce corrosion 
4.Knife-edged design & high-strength connecting rod with bushings pre-installed 
5.Lightened hypereutectic machined Al-Si ringed piston 
6.Machined over-sized heat sink head 
7.Reinforced resin rear cage ball bearing support 
8.State-of-the art CNC machined components 
9.Non-seizing flange mount carburetor with thermo insulator 
10.Push-pull throttle lever 
11.2 Needle valves adjusted with both Hex and FT driver at same side 
12.High performance Redline R3 glow plug included