Assembled the timing gear, adjusted the valve clearances and also checked the valve geometry (or how it should be called) and it seems fine to me:
Finally installed the valve cover:
Did some work to the wiring, installed some water proof connectors in a similar manner than in the original harness too, makes installing and removing the manifold or engine much easier:
And installed the intake manifold. Currently waiting for the exhaust manifold to arrive, should be here somewhere next week I guess.