[JFairman]

Looks like the Salvox CIS fuel head rebuild kit is still around $70 shipped on ebay. The one in this link may or may not be the correct one for yours but there are more of them on the Salvox.com site and ebay.

https://www.ebay.com/itm/Bosch-Fuel-Distributor-Rebuild-Kit-for-PORSCHE-911-3-3-Turbo-0438100145/301844846729?hash=item46475ad889:g:LjMAAOSwZjJU6Jm n:rk:4f:0

Repair kits for Aluminum Bosch fuel distributors - salvox

Rebuild instructions ---CLICK HERE FOR FULL INSTRUCTIONS --- - salvox