60-62 truck with:
63-70 crossmember
71-72 crossmember
73-87 crossmember
63-70 truck with:
63-70 crossmember
71-72 crossmember
73-87 crossmember
71-72 truck with:
71-72 crossmember
73-87 crossmember
60-72 trucks with "unknown" crossmember swap?
This is where it's hard to determine the correct parts needed.
If you took that and used it as a start page, then add links to a second page for each sub section, it might flow out. Your main page would be FAQ and secondary pages for comments, useful links, etc.