SPECS:
Size .26 cu in (4.2cc)
Horsepower: 2.5
RPM: 32000
Crankshaft: SG (pilot)
Piston and Liner Construction: ABC
Exhaust: Rear
Ports: 5
Distance between mounting holes same side: 0.87" (22mm)
Distance between mounting holes opposite side: 1.4" (37mm)
Height from bottom of crankcase to top of cylinder head: 4.1" (105mm)
Length from back of crankcase to front bearing: 2.2" (56mm)
Length from back of crankcase to end of crankshaft: 3.3" (83mm)
Length from center of crankcase to end of crankshaft: 2.5" (65mm)
Width of mounting ears: 1.7" (44mm)