They are capable of pulling or pushing trains of 12 coaches instead of 10 .
The current model , the 4000 - horsepower MP40PH - 3C , is more powerful than their predecessors , the EMD F59PH .
predecessors are capable of pulling or pushing trains of 12 coaches instead of 10 .
The current model , the 4000 - horsepower MP40PH - 3C , is more powerful than their predecessors , the EMD F59PH .