yes, Steve/Pinball Resource is still around, and is still the best place for EM parts (and especially all things Gottlieb).
pbresource.com
Generally, tilts will be:
- tilt bob
- ball roll tilt
- weighted switch blade under playfield, possibly one on bottom board
Tilts are all 'normally open'.
Anti-cheat switches will be:
- weighted switch blade on coin door
- weighted switch blade on bottom board
- weighted switch blade in backbox ('lightbox')
Anti-cheat switches are all 'normally closed'.