The O.S. GT15HZ 2-Stroke petrol helicopter engine is also the first petrol engine designed especially for 90 class engine/ 700 class electric helicopters. With an approximate runtime ratio of 1 minute per 10cc of petrol, it offers astoundingly long flight times and low cost alternative to glow fuel.
Gasoline engine generates larger amount of heat. To prevent overheating, large deep-?nned head is employed which ensures steady power supply by cooling entire engine efficiently.
The Ignition unit has been designed with ignition timing specifically for helicopter engines and features a straight plug cap for easier installation in the limited space. Suitable for use with a 4.8-7.5V battery.
OS test data shows with a 300cc fuel tank you can achieve an approximately 25 minute long flight!
The included PowerBoost pipe gives you maximum power from the engine and an improved throttle response.
- Bore: 22.7mm
- Stroke: 24.8mm
- Practical RPM: 2,000-16,000
- Output: 2.8ps/14,000r.p.m.
- Weight: Engine 706g / Ignition module 92g
Standard type E-4051 Silencer
- It can be installed in most of open type helicopters. It is highly efficient and of high O.S.quality. It's compact size will be welcomed by scale pilots.
Please check the article and YouTube below for How to adjust GT15Hz carburetor :