Today I decided to fabricate the rod (Porsche tool P221) and chain (Porsche tool P222) holder tools that Wayne D describes in the engine assembly chapter of his 911 air cooled engine rebuilding book. I went down to the local Home Depot and purchased a 24in x 36in sheet of 28 gauge galvanized sheet metal and used the tool template dimensions on page 130 (figure 3-17).
The sheet metal cost $48 and I used 1/6th of the sheet, so the tools cost me $8 plus about 1 hour of time. Below are a couple photos of the process: