Finally got a few hours free to make a little more progress.
On to pistons 1,2,3, so I'm taking credit for "making" this tool too, since I wrapped painters tape around a 3 inch extension and snapped the rest together- it worked great!
Instead of using a mirror to check the piston wrist pin clip, I put my cell phone in the adjacent cylinder and snapped a picture.
next the head and valve train goes on:
I finally understand the valve timing. Took me long enough.
Then the valve cover
More to come