Need 318 Gurus

I need some schooling on the mighty 318.

I recently picked up a couple of 318 motors. One is a long block (orange) the other is complete (blue).

I know there are 2 types of water pumps for the 318, and I seem to have one of each on these engines. Blue engine inlet is on the passenger side, orange engine inlet is on the driver's side.

So, the question is, can I use the water pump and PS brackets and pulleys from the blue engine on the orange engine?
Are there other components that are or are not interchangeable?
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Also, the rocker arms and shafts are different. I'm not sure if they are both stock or not. Is there any benefit to one over the other?
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Thanks in advance for any answers.