SSA,ms bambra from baroda, suggest u for giving more improvement inur machine for those who want to drive it by elect.motor u can modify only by increasing the length of small gear shaft by 1/2"to3/4" to put smallest pully for motor drive pully or otherwise u can change both big & small gear by using pully big ,small pully drive system ,which can beused for small elect motor, On the whole ur the master in mechanical system pl do some type of simple modification so ifany person want to operate ur machine by moter he can use it. Now ur machine will be Two inOne.ie2 in 1 it is best,ur expand.will not more ,if there is u can take little more price pl give potive thought nice idea how do u feel I am also elect engg retire from IAF. SSA ,Thanks in Advance.