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O.S. GT15HZ II Petrol with PowerBoost Pipe : 38157
O.S. GT15HZ II Petrol with PowerBoost Pipe : 38157The GT15HZ, which made its sensational debut as the world's first 15cc gasoline engine exclusively for 700-class helicopters, has been improved and...
38157£574.99
O.S. MAX 105HZ Helicopter Engine : 18700
The biggest, pure helicopter engine that OS have ever made delivers the levels of torque and power demanded by top fliers for both F3C and sport applications.The 15% increase in...
18700£399.99
O.S. MAX 105HZ-R Helicopter Engine : 18750
O.S. MAX 105HZ-R Helicopter Engine : 18750The biggest, pure helicopter engine that OS have ever made delivers the levels of torque and power demanded by top fliers for both '3D'...
18750£499.99
O.S. MAX 105HZ-R W/Powerboost Pipe : 18751
O.S. MAX 105HZ-R W/Powerboost Pipe : 18751Identical to the regular 105HZ-R technically but supplied with the latest Powerboost 105 pipe. The pipe has been purpose designed to suit the 105HZ-R...
18751£599.99
O.S. MAX 55HZ Hyper Engine : 15630
The max 50SX-H Hyper has established an enviable reputation for power, reliability and ease of use. The Max 55HZ Hyper moves that to a whole new level!, Designed primarily with...
15630
OS Engine O.S. GT15HZ II Petrol : 38156
OS Engine O.S. GT15HZ II Petrol : 38156The GT15HZ, which made its sensational debut as the world's first 15cc gasoline engine exclusively for 700-class helicopters, has been improved and upgraded...
38156
OS Speed 91HZ-R 3D Engine : 18642
OS Speed 91HZ-R 3D Engine : 18642Technical Specifications
Displacement: 14.95cc
Bore: 27.7mm
Stroke: 24.8mm
Output: 3.6ps/15,500RPM
Practical RPM Range: 2,000-16,500
Weight: 603g
18642
OS.37SZ-H Ringed Engine : 14000
Following on from the concept developed in the 70SZ-H, the latest 37SZ-H brings a new level of performance to '30-class' helicopters.Just about everything has been changed compared to the 32SX-H...
14000£219.99
OS.Max 50SX-H Ring Hyper : 15550
The best '50-class' engine on the market just became amazing with the introduction of the new 50SX-H Hyper.That CNC machined cylinder head has been developed to give better power and...
15550
OS.MAX 55HZ-R ENGINE : 15650
The latest engine in the 600/50 helicopter class borrows much of its technology from the fabulous Max 91HZ-R, to provide class leading power under the most demanding of 3D manoeuvres.The...
15650
