Originally Posted by
DasLandRoverMan
They're not difficult to get bits for. I believe the wiper boxes are the same as an MGB and probably other period British stuff, not sure if defender ones are long enough, but happy to be proved wrong.
Defender wiper arms fit, and come with the added bonus of better wiper blades, as seen on my old GS rebuild. You'll also notice the washer jets were also replaced with a pair of Defender ones as the originals were rather manky. I think it looked pretty tidy, and it worked rather well.