Cars Q&A

dear sir have a zen esilo 2010 model petrol+cng i have to purchased in second hand car on oct 2015 not a singal proble till march2016 but some few day i have start car and shift gear in 1 st than have to lose clucth enginge is makeing noise and vibrate with starting to ride with ac same problem petrol and cng i see my cars some mechinic he said head proble some said cng kit proble some said k searies enging is not success so please guide me proper how to complate my car i have to change clutch plate also please