Need some technique help here. I need to coat a pair of CNC brake reservoirs that are pretty close together (pic below). The spacing between the two units is about 3/8" of an inch and they are TIG'd to the bracket so there is no separating them. I will strip the lids/gaskets/etc. So, how would you go about getting the powder between the two units. Since this is holding brake fluid, I will be using SD Black, if that makes a difference.
Stock picture:

Picture of the actual unit (fittings will be removed):

Thanks,
Rick
Stock picture:

Picture of the actual unit (fittings will be removed):

Thanks,
Rick
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