Pulled the plenum, now what?

[A26B]

Originally Posted by scholtmj

Made some progress over the weekend. Pulled injectors, IH's, coil packs, alternator, compressor - ready to get to the starter and clean the V. I was surprised at the size of the secondary ports in the head. Compared with Jerry's gasket, they look slightly larger than 37mm.

For reference, engine drawing show secondary port dia to be 36.54mm dia with a 30deg chamfer, which would make the dia slightly larger at the mating surface. Injector Housing gaskets are made with 36.5mm port size for all ports, primary & secondary.