High high gain. That's about it mate. Everything else is down to tonal preference.
Ibanez PGM301
Ibanez GRG170DX
Fender Telecaster MiJ - 1986
Swing T-Through

Ibanez TS9DX
Sovtek Small Stone - c.1985
EHX Big Muff
Kimbara Wah - c.1974
Boss GE-7

Orange Rocker 30 Combo

Well solid bodies don't feedback as much, but the guitars hardware has a lot more to do with the sound, not the shape.