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Engine | Flat 1 | Flat 1 | Flat 1 | |||
Displacement | 121 cu in | 178 cu in | 162 cu in | 121 cu in | 64 cu in | |
Maximum power | 4 hp | 6 hp @ 700 rpm | 5 hp @ 600 rpm | 4 hp @ 500 rpm | 1.5 hp @ 1887 rpm | |
Top Speed | 16 mph | 16 mph | 12 mph | 12 mph | ||