Specifications:
Displacement: 0.949 cu in (15.55cc)
Bore: 1.091" (27.7mm)
Stroke: 1.016" (25.8mm)
Practical RPM: 2,000-16,000 RPM
Power Output: 2.9 PS, 2.86 HP/15,000 RPM
Weight Engine: 20oz (567g)
Muffler: 6.28oz (178g)
Recommended Props: 14x8, 15x6-8, 16x6-8
Crankshaft thread size: 5/16-24
Distance from center of engine to drive hub: 2.6" (66.6mm)
Height from crankcase bottom to top of cylinder head: 4" (102mm)
Height/crankshaft center to top of cylinder head: 3.2" (81.3mm)
Width including mounting tabs: 2.4" (61mm)
Width below mounting tabs: 1.7" (42.6mm)
Width between mounting holes same side: 0.98" (25mm)
Width between mounting holes opposite side: 2" (52mm)
Diameter of muffler body: 1.8" (45mm)
Distance from Center of Engine to Exhaust Outlet: 4.4" (112mm)
Angle of muffler in relation to engine: 4°
High Speed Needle: 1.5 - 2 turns out from fully closed
Low Speed Needle: 2mm gap between the needle and spray bar at full throttle (looking down the neck of the carb)

Includes:
O.S. Max 95 AX ABL Aircraft Engine with E4040 muffler
Carburetor,
#8 glow plug,
Needle valve extension
Illustrated instruction manual