Thanks to all who responded.
Vendors that could supply a replacement wanted $900 to over $1,000. WTF'nF!
Apple Hydraulics is only an hour from me and will rebuild it for $285.
Automotive hydraulic specialists since 1973 – Apple Hydraulics
WWW.APPLEHYDRAULICSONLINE.COM
The worlds largest rebuilder of lever action shock absorbers. Apple Hydraulics has served classic and vintage car enthusiasts since 1973 BUICK, FORD and MORE