O.S. Engine 55HZ-R DRS Helicopter Engine  [OS-15650]

The 55HZ-R DRS engine is built to meet the unique needs of F3C competition and 3D journey!

• the necessity Regulator System (DRS) utilizes force to regularly deliver an ideal air-fuel combination to your motor — long lasting heli's mindset
• Two needles regarding carburetor precisely adjust center and extreme rates
• a gap within the address meal permits mounting a sensor of Futaba^®'s GY-701 governor, to make sure more stable journey
• Cranks out 2,000-20,000 rpm

REQUIREMENTS:
Inventory quantity: OSMG1957
Displacement: 0.55 cu in (8.93 cc)
Bore: 0.91 in (23 mm)
Stroke: 0.85 in (23.5 mm)
Practical rpm: 2,000-20,000
Weight: 15.1 oz (429 g)