I rebuilt 60052 into a different train with different cargo and vehicles, using only parts from the original set (excluding extras). I'll share the instructions at some point, and maybe try another
LEGO 60052 Cargo Train Instructions, City
LEGO City Cargo Train 60052 Train Toy
Cargo Train 60052 | City | Buy online at the Official LEGO® Shop US
LEGO CITY 60052 Cargo Train Video Instructions 6 - YouTube