Product Description
OS Engines 15650 55HZ-R DRS Ringed .55 Helicopter Engine: Precision Power for Pilots
- Features:
- State-of-the-art power delivery for serious helicopter pilots
- Equipped with the Demand Regulator System (DRS) for outstanding run consistency
- Built-in mount for Futaba GY701 and CGY750 rpm sensors for precise control
- Two needles on the included 40-LR carb for precise middle and high-speed adjustments
- Includes #8 glow plug, 40-LR carb, and check valve for complete setup
- Compatibility:
- Designed for .41 and larger helicopter models, ensuring versatility in various setups
- Ideal for advanced pilots seeking high performance and reliability
- Benefits:
- DRS technology maintains optimal air-fuel mixture regardless of helicopter attitude
- Enhanced tuning capabilities with dual needles for precise speed adjustments
- 2-year limited Hobby Services warranty for peace of mind
- Materials:
- Constructed with high-quality materials for durability and long-lasting performance
- Engine components designed to withstand the demands of serious flying










Natural Rubber Wheel 3.75″ with Aluminum Hub
EME Flexible Header Exhaust Pipe With Smoke Nozzle
DLE Spare Parts DLE111 Gas Engine Muffler
40-120 Class Air Retract Set (Air Up Spring Down)
DLE55RA Cylinder – Essential Engine Component
170mm Main Oleo Strut
7/16″ 150mm Long Offset Aluminum Oleo Struts
140mm P47 Offset Oleo Struts
Reviews
There are no reviews yet, would you like to submit yours?