Here is a playlist. In order, the 63N, 63 neck and bridge, 66N, then 66 neck and bridge. You can hit the forward/back buttons to move through the clips.
Here are 63N, 66N, then 66S in order. This shows off the power of the S
Here are the 66neck and bridge pair, compared to the 63N and 66S in the bridge position as a pair
And if you add some comression and a notched EQ, you can get something pretty cool like this...