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.91 HZ Heli Engine 91HZ New!
The next champion in F3C competition!		 .91 RZ-H Heli Engine 91RZ-H
Now available in a rear-exhaust design!		 70 SZ-H Ring 3D 70SZ-H Ring 3D
Increase power with drop-in ease
.50 SX-H Ring Hyper 50SX-H Ring Hyper
A Hyper engine for superior heli performance!		 .37 SZ-H Ring 37SZ-H Ring
Plentiful power for 3-D thrills!		    

Glow Plugs

O.S. Dimension Chart - Metric - Standard

Engine Specifications
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