Exactly how much hosing do you plan on doing? Is the local VFD practicing on it? There are critical electrical components under the rear seat, and in the dash anyway, and besides, adjustments don’t require they be electric. Recaro makes manual seats too.
Come to think of it, aren’t many switches for door windows and locks now potted in all cars for operational safety in flooding? It ain’t that hard to make ‘em economically.
