Displacement: 1.40 cu. in.
Bore: 1.26" (32mm)
Stroke: 1.13" (28.6mm)
Practical RPM Range: 1,800 - 10,000
Max Power: 3.5 BHP at 9,000 RPM
Weight (WITHOUT ANY EXHAUST): 29.3 ozs (840g)
Suggested Prop Sizes: 15X14, 16X14
Overall height: 4.65" (118mm)
Overall length (backplate to front of drive washer): 4.6" (117mm)
Overall width: 2.76" (70mm)
Width of crankcase only (for engine mount): 1.91" (48.4")(this is the
same mounting dimensions as the 1.20 Surpass II with pump.)
Crankshaft thread size: 5/16-24