O.S. Engines .55AX Airplane Engine ABL 40K E3071 OSM15612

$169.99
$299.99
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OSM15612
O.S. Engines
UPC:
4531028022263
MPN:
OSM15612
Status:
In Stock
Availability:
USUALLY SHIPS WITHIN 24 HOURS
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Specifications

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Specifications

Engine Size:
.52 TO .75 - AIR
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Description

This is the O.S. Max .55 AX ABL Aircraft Engine with the E3071 Muffler.

Features:

  • Same mounting dimensions as the O.S. Max .46 AXII
  • Angular head design offers increased surface area for better cooling
  • 40K Carburetor with diagonally placed needle valve eliminating remote needle valve placement
  • Two year limited warranty through Hobby Services beginning at date of purchase

Specs:

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 degrees
Includes: 
One O.S. Max 55 AX ABL Aircraft Engine with E-3071 Muffler, #8 glow plug, 40K carburetor, illustrated instruction manual, extension cable, 3.5 (90mm) long needle valve, and two 3x35mm muffler screws

Requires: 
Aircraft blend fuel containing 5%-20% Nitromethane with at least 18% lubricant

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