Actually vo sahi h, CR me Mumbai se Pune aur IGP trains konsi hai, ice type aur CST-IGP CST PUNE MPS is 105 toh uss respect me WCAM3 is more than enough.
Outstation trains ko vaise hai AQ/BSL/ET links hai, agar in sheds me P7 badhaya toh jyada faayda hai plus CR me baaki jagah 110 hai, Aur Nagpur Division me 120 bhi h. Kalyan ke Goods loco JNPT aur JSW etc me freights me use hote hai, unko apne WAG7 ko banking se release karke WCAM3/WCAG1 locos se banking karana chahiye.