The Timeline

Apple IIc

Apple IIe

Keyboard fixed, and cleaned. PSU caps replaced. Monitor caps replaced, some.

Macintosh Plus

Technical source: https://everymac.com/systems/apple/mac_classic/specs/mac_plus.html

Macintosh SE HDFD

Technical source: https://everymac.com/systems/apple/mac_classic/specs/mac_se_fdhd.html

Macintosh SE/30

Macintosh Portable

I have a bypass battery kit to add

Macintosh LC

Technical source: https://everymac.com/systems/apple/mac_lc/specs/mac_lc.html

Macintosh Classic

Technical source: https://everymac.com/systems/apple/mac_classic/specs/mac_classic.html

Macintosh LC II

Technical source: https://everymac.com/systems/apple/mac_lc/specs/mac_lc_ii.html

NeXTstation Turbo

The Turbo variants of the NeXTstation upgraded from the 25 MHz 68040 to a faster processor, extending the platform's useful life into the mid-1990s. By then, NeXTSTEP was also running on Intel hardware — but the original NeXT machines retained a performance advantage for NeXT-native software.

Macintosh LC 475

Technical source: https://everymac.com/systems/apple/mac_lc/specs/mac_lc_475.html

Macintosh LC III

Technical source: https://everymac.com/systems/apple/mac_lc/specs/mac_lc_iii.html