Kamayani Express - Late आना है काम तुम्हारा लेकिन मैं फिर भी हूँ तुम्हारा दीवाना - Aman

Were can i get information explaining the high failure rate in WAP7 or any other loco? One member had uploaded a report/paper on the traction motor arrangement in indian locos. I am unable to find tha conversation. ANy other easy-to-read site mentioning technical info in a simple way?

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