Zongshen engines

Engine Displacement Power output (max.)
SINGLE CYLINDER
BT-series
161F 123 cc (7.5 cu.in.) 3.0 HP at 3,600 rpm
168FA(E) 163 cc (9.95 cu.in.) 4.5 HP at 3,600 rpm
168FB(E) 196 cc (11.96 cu.in.) 5.0 HP at 3,600 rpm
170F(E) 208 cc (12.7 cu.in.) 5.5 HP at 3,600 rpm
173F(E) 243 cc (14.83 cu.in.) 6.5 HP at 3,600 rpm
177F(E) 270 cc (16.5 cu.in.) 9.0 HP at 3,600 rpm
182F(E) 338 cc (20.6 cu.in.) 9.0 HP at 3,600 rpm
188F(E) 389 cc (23.7 cu.in.) 10.0 HP at 3,600 rpm
190F(E) 420 cc (25.6 cu.in.) 10.5 HP at 3,600 rpm
GB-series
GB160 163 cc (9.95 cu.in.) 4.3 HP at 3,600 rpm
GB200 196 cc (11.96 cu.in.) 5.6 HP at 3,600 rpm
GB200A 196 cc (11.96 cu.in.) 5.5 HP at 3,600 rpm
GB200S 196 cc (11.96 cu.in.) 5.5 HP at 3,600 rpm
GB210 208 cc (12.69 cu.in.) 6.0 HP at 3,600 rpm
GB225 223 cc (13.62 cu.in.) 6.0 HP at 3,600 rpm
GB270 272 cc (16.60 cu.in.) 8.0 HP at 3,600 rpm
GB420S 420 cc (25.63 cu.in.) 12.5 HP at 3,600 rpm
GB620 625 cc (38.14 cu.in.) 19.0 HP at 3,600 rpm
GB680 679 cc (41.44 cu.in.) 20.0 HP at 3,600 rpm
GB750S 750 cc (45.8 cu.in.) 22.0 HP at 3,900 rpm
GB1000S 999 cc (61.0 cu.in.) 33.0 HP at 3,900 rpm