Here's the list of all the CSSHPD (Carroll Shelby School of High Performance Driving) support vehicles I've seen.
1955 Chevy Panel Van - CSSHPD white blue stripes
CA plate? (Riverside)
1964 Falcon Sedan Delivery - CSSHPD (Pete Brocks personal car) white blue stripes, white walls, full hubcaps; w school trailer
CA plate “GAL 360” - Trailer plate unknown (64-2 Riverside)
1964 Econoline Panel Van – CSSHPD (John Timanus) ‘64 steel rims center hubcaps/‘65 custom 5-spokes; w school trailer
CA plate? - Trailer plate? (64 Riverside, 65-1 Riverside, 65-2 Carter Ave)
1966 Econoline Falcon Club Wagon window van - CSSHPD Race Assistance Program, 66 Shelby rims; w Race Assistance box trailer 66 Shelby rims
CA plate “V24 217” - Trailer plate “VH 5061” or close to it (67-4-15 Green Valley Raceway)