Engine Displacement Power output (max.)
VERTICAL ENGINES
XT140 141 cc, (8.6 cu·in) 3.9 HP at 3,600 rpm
XT160 159 cc, (9.7 cu·in) 5.0 HP at 3,600 rpm
XT200 196 cc, (11.96 cu·in) 6.5 HP at 3,600 rpm
HORIZONTAL ENGINES
XT097 97 cc, (5.92 cu·in) 2.4 HP at 3,600 rpm
XT196 196 cc, (11.96 cu·in) 6.5 HP at 3,600 rpm
XT270 270 cc, (16.48 cu·in) 9.0 HP at 3,600 rpm
XT390 390 cc, (23.80 cu·in) 13.0 HP at 3,600 rpm
XT420 420 cc, (25.63 cu·in) 15.0 HP at 3,600 rpm