The multi lytics in the set are as such.
C1-A&B (80uf@450) are impossible to reach cause of no room, (filters)
C1-C is 20uf @ 350 and may be able to isolate and relocate as it's for the grid of audio output.
C2A 80uf @ 450 filter
C2B 50uf @ 450 filter on vert output
C2C 30uf @ 450 filter
C3A 20uf @ 450 filter bottom of voltage divider
C3B 20uf @ 450 filter video amp 1
C3C 20uf @ 450 audio out xformer
Just can't do anything to C1 w/o destroying it.
