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OS MAX 75 AX including shock absorber"

Two-stroke 12.29ccm glow plug with RC carburetor. 2.4 PS at 15000 rpm. Weight without damper 578g."

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Two-stroke engines OS MAX AX is the latest range of high-performance powertrain designed especially for sport and aerobatic airplane models. Perfectly sophisticated design using unique insert-type ABL (Advanced Bimetallic Liner) with double coated work surfaces of specially developed alloys, which minimizes friction and wear in operation ensures high performance and long life. Futuristic hexagonal shaped cylinder head with large cooling fins provide excellent cooling and delivering higher performance at the same installation dimensions, as had a number of classic FX. This allows you to benefit from a huge variety of kits and models designed plans in recent decades, two-stroke engine OS MAX power supply or "boost" your existing model driven "ef-ixkou"!

MAX 75AX is a high performance two-stroke engine with glow plug with the crankshaft mounted on a pair of ball bearings designed for sports and competitive sports aerobatic models of all kinds. It is equipped with a carburetor dvoujehlovým type 61A main needle oriented obliquely backward for safer setting with the engine running. In the basic configuration it comes also highly effective expansion muffler type E-4040 (Power Box). Exhaust neck orientation can be changed by rotating the rear shock absorber 90 ° steps.

  • The same mounting dimensions as the OS MAX 61FX.
  • The crankshaft has a thread for propeller nut UNF 5/16 to 24
  • Suggested propeller dimensions: Running: 13x8 "/ Sport and Aerobatic: 13x8", 13x10 ", 14x6", 14x8
  • Recommended fuel tank: 350-400 ml; 350 ml container is enough for 10 minutes of aerobatic flight, assuming that still do not fly at full throttle.
  • Recommended fuel: at least 18% castor or synthetic oil (or. A mixture of synthetic and castor oil), 5-20% nitromethane.
  • Recommended Plug: OS . MAX No.8, when using fuel with a higher content of nitromethane OS MAX No. 10 (formerly A5).

Set engine includes: motor MAX 75AX with RC 61A carburetor, muffler type E-4040 extension kit main needles glow plug No. 8, instruction manual.

Displacement [cc] 12.29
Number of cylinders 1
Bore [mm] 25.8
Stroke [mm] 23.5
Operating speed [rpm] 2000-16000
Motor Power (at 15,000 rpm) [kW] 1.76
Power (at 15,000 rpm) [HP] 2.4
Weight (motor) [g] 578
Weight (silencer) [g] 178
Recommended tank volume [ml] 350-400
Recommended candle OS MAX No.8, No. 10 (A5)
Propeller nut thread UNF 5 / 16-24

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