yb100 has max 9.02Nm torque on 6500rpm and Suzuki A100(Shugun) has 9.9Nm on 6500rpm... in simple words torque means turnning force and horsepower mean a specific work done in a time 1 HP=746watts
and 9.72hp at7000 rpm means when crank revolves on 7000 rpm it delivers 9.72hp.
A100 has 9.9Nm on 6500rpm and here is calculation
convert 9.9Nm to ft lb. it is 7.30 ft lb
answer is 9.72Hp on 7000 rpm