Nice find.
I would still bleed the brakes and clutch fluid with something like Motul 600.
For the fuel pump top hat. Get one of these from CJM.
Instead of appling epoxy on it.
https://cj-motorsports.com/products/...-pump-hat-370z
Gallery gaskets. Get these. Tip. Use locktite on the screws and once torqued. Use a center punch on the rim of the screw and dimple it. This will keep the screws from backing out.
EPS Tuning Oil Gallery Gasket/Hardware Kit