O.S.Engine 55AX ABL .55 Airplane Glow Engine With Muffler

O.S.Engine 55AX ABL .55 Airplane Glow Engine With Muffler

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The O.S. .55AX ABL Glow Airplane Engine is better than ever, with an improved carburetor and muffler. You get the same phenomenal power, with the convenience and safety of a...
Vendor: Horizon Hobby
SKU: OSMG0557

Regular price $179.99

The O.S. .55AX ABL Glow Airplane Engine is better than ever, with an improved carburetor and muffler. You get the same phenomenal power, with the convenience and safety of a rear angled needle valve on the carb and a squared off muffler for easier cowling installation. If you want .50 scale power that fits conveniently in .40 size planes, get the 55AX and get flying! 

Features: 

  • Comes with the E3071 muffler for quiet efficiency.
  • 40K carburetor has a diagonally placed needle valve so you don't need a remote needle valve.
  • Mounts directly into the bolt pattern for the O.S. Max .46 AXII
  • Advanced Bimetallic Liner (ABL) uses two alloys to provide a durable layer between the brass liner and piston.
  • Recommended prop sizes: 12x7, 12x8, 13x6, 13x7.
  • Angular head design offers increased surface area for better cooling
  • Two year limited warranty through Hobby Services beginning at date of purchase
  • Requires Aircraft blend fuel containing 5%-20% Nitromethane with at least 18% lubricant
  • Includes O.S. Max 55 AX ABL Aircraft Engine with E-3071 Muffler, 40K carburetor, #8 glow plug, illustrated instruction manual, 3.5" (90mm) long needle valve, extension cable and two 3x35mm muffler screws

Specifications: 
Displacement:
 .545 cu in (8.93cc) 
Bore: .91" (23mm) 
Stroke: .85" (21.5mm) 
Practical RPM: 2,000-17,000 
Power Output: 1.75 PS, 1.68 HP/16,000 RPM 
Weight: 14.29oz (404g) w/o muffler 
Recommended Props: 11x6, 11x7, 12x6, 12x7, 13x6 
Crankshaft thread size: 1/4-28 
Distance from center of engine to drive hub: 2.4" (60.4mm) 
Distance from center of engine to end of crankshaft: 4.4" (112.6mm) 
Distance/crankshaft center to muffler exhaust outlet: 1.4" (36.7mm) 
Height from crankcase bottom to top of cylinder head: 3.6" (91.1mm) 
Height/crankshaft center to top of cylinder head: 2.8" (72.6mm) 
Width including mounting tabs: 2" (51mm) 
Width not including mounting tabs: 1.4" (36mm) 
Width between mounting holes same side: .69" (17.5mm) 
Width between mounting holes opposite side: 1.7" (44mm) 
Diameter of muffler body: 1.5" (38mm) 
Angle of muffler in relation to engine: 4°


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