Hatz engines

Engine Displacement Power output (max.)
SINGLE CYLINDER
HORIZONTAL SHAFT
B-series
1B20 243 cc (14.83 cu.in.) 4.7 HP at 3,600 rpm
1B27 280 cc (17.09 cu.in.) 5.4 HP at 3,600 rpm
1B30 347 cc (21.18 cu.in.) 7.2 HP at 3,600 rpm
1B40 462 cc (28.19 cu.in.) 10.1 HP at 3,600 rpm
1B50 517 cc (31.55 cu.in.) 11.4 HP at 3,600 rpm
VERTICAL SHAFT
B-series
1B20V 243 cc (14.83 cu.in.) 4.7 HP at 3,600 rpm
1B30V 347 cc (21.18 cu.in.) 7.2 HP at 3,600 rpm
1B40V 462 cc (28.19 cu.in.) 10.1 HP at 3,600 rpm
1B50V 517 cc (31.55 cu.in.) 11.4 HP at 3,600 rpm