OS MAX - 105 HZ

Two-stroke helicopter engine with a 17.17 cc glow plug with RC carburetor. Power (3.80 PS) at 15000 rpm. Weight without shock absorber 596g.


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In stock: > 10 pcs
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Price with VAT:
(DPH CZ 21%)
374,17 €
Price without VAT
309,23 €


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Two-stroke engines OS MAX is the peak of the power units for helicopters. Traditionally, sophisticated design using premium materials ensures high performance and long life.

  • Tříjehlový carburetor for optimum fuel mixture in the whole speed range with a suction sleeve shaped as a venturi to increase the efficiency of suction.
  • Armed lever carburetor to control double ran without dead movement and clearance.
  • Blue anodized cylinder head with intricately shaped fins for superior cooling.
  • A balanced crankshaft mounted on precision ball bearings to minimize vibration and maximize performance.
  • The engine is prepared for mounting the tuned muffler PowerBoost 105th
  • The rear cover is prepared for mounting the sensor for governor Futaba GY-701.

MAX 105HZ is a high performance two-stroke engine with glow plug with a classic design with a piston with a piston ring for top F3C and 3D aerobatic helicopters Class 90. It is equipped with a carburetor tříjehlovým type 61E. Ideal complement to the engine is tuned silencer PowerBoost 105th

  • Same dimensions for a class motors .90, 15% higher performance.
  • The crankshaft has a thread for propeller nut UNF 5/16 to 24
  • Recommended fuel: at least 18% castor or synthetic oil (or. A mixture of synthetic and castor oil), 10-30% nitromethane.
  • Recommended Plug: OS MAX No.8, No. 7, when using fuel with a higher content of nitromethane OS MAX No. 10 (formerly A5).

Set engine includes: motor MAX 105HZ RC 61E carburetor, glow plug No. 8, instruction manual.

Displacement [cc] 17.17
Number of cylinders 1
Bore [mm] 29
Stroke [mm] 26
Operating speed [ot./ min] 2000-16500
Motor Power (at 15,000 rpm) [kW] 2.7
Power (at 15,000 rpm) [HP] 3.7
Weight (motor) [g] 596
Recommended candle OS MAX No. 8, No.10 (A5)
Thread on the shaft UNF 5 / 16-24

Spare parts