O.S. MAX-55AX Glow/Nitro RC Airplane Engine with E-3071 Silencer # OS15612

O.S.

Regular price $164.99

 SPECS: Displacement: .545 cu in (8.93cc)
Bore: .906" (23mm)
Stroke: .846" (21.5mm)
Practical RPM: 2,000-17,000
Power Output: 1.75 ps/16,000 RPM
Weight: 14.29oz (405g) w/o muffler
18.52oz (525g) w/ muffler
Recommended Props: 12x7-8, 13x6-7
Crankshaft thread size:1/4-28
Distance/remote needle to end of crankshaft: 4.7" (119.4mm)
Distance from center of engine to drive hub: 2.4" (60.4mm)
Distance from center of engine to end of crankshaft: 3.4" (87.6mm)
Distance/crankshaft center to muffler exhaust outlet: 3.9" (100.5mm)
Height from crankcase bottom to top of cylinder head: 3.3" (85.2mm)
Height/crankshaft center to top of cylinder head: 2.6" (67.4mm)
Width including mounting tabs: 2" (50.8mm)
Width not including mounting tabs: 1.4" (35.6mm)
Width between mounting holes same side: .69" (17.5mm)
Width between mounting holes opposite side: 1.7" (43.2mm)
Diameter of muffler body: 1.5" (38.1mm)
Angle of muffler in relation to engine: 4°


High Speed Needle: 2 turns out from fully closed
Low Speed Neelde: 3mm gap between the needle and spray bar at full
throttle (looking down the neck of the carb)

Propeller : 12×7-8,13×6-7