I just checked there are at least 8 seller on samba vw still selling new ones.. see link for thread od same issue w/ links i posted there.
NOS Wahler 65-70 celcius is exact same as oe 914
and you can get new wire w/ grommet and ? at Pelican
this is what i did and the damn system works perfect for 1st time./.
eveywhere check them all for best price.
http://www.914world.com/bbs2/index.php?showtopic=114452Click to view attachmentClick to view attachment