OS Engine MAX 55AX (40K) with E-3070 Silencer, 15612
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