Tower Hobbies
O.S.® 55HZ-R DRS Ringed

Features
  • The Demand Regulator System (DRS) uses pressure to consistently deliver the optimal air-fuel mixture to the engine — regardless of the heli’s attitude.
  • Two needles on the carburetor precisely adjust middle and high speeds.
  • A hole in the cover plate allows for mounting an rpm sensor for the Futaba® GY-701 governor or CGY750 gyro, ensuring precise rpm control.
State-of-the-art power for serious heli pilots!
O.S. 55HZ-R DRS Ringed
The 55HZ-R DRS Ringed delivers state-of-the-art power for serious heli pilots! It includes the Demand Regulator System for outstanding run consistency and a built-in mount for Futaba GY701 and CGY750 rpm sensors. Two needles on the included 40-LR carb let pilots precisely adjust middle and high speeds.

  • Includes: #8 plug, 40-LR carb & check valve.
 
  • 2-year limited Hobby Services warranty.
Specifications
Displacement: 0.55 in³ (8.9 cc)
RPM Range: 2,000-20,000
Output: 2.1 hp @ 17,000 rpm
Weight: 15.1 oz (429 g)
Requirements: 10%-30% nitro heli fuel with a minimum 18% lubricant content, Starting equipment
55HZ-R DRS Ringed
       LXARVS ONLY       Buy Now Stock Status:

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Prices shown were current at time of ad production and are subject to change.
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