Power Steering Pump Brackets

in my´67 Dart is a 71 318cui engine. Are these the original Power Steering Pump Brackets? i don´t think so, right???
Can someone post me where i can buy the original Power Steering Pump Brackets?

http://www.bilder-upload.eu/show.php?file=84ea00-1405950540.jpg

an what are the correct pulley size for fan/water pump and alternator?

greetings

Jan