SP H-24-66 page
The SP acquired xx FM H-24-66 passenger equipped units over several orders from 19xx-19xx. They were known as the Trainmasters and served into the 1970's on the San Jose-San Francisco commute line.
The SP purchased H-24-66's new as follows:
| Orig. road numbers | FM const. no. | build date | notes |
| SP 4800-4801 | 24-L-732 thru 24-L-733 | 5/1953 | ex TM-3 & -4 demonstrators |
| SP 4802-4805 | 24-L-791 thru 24-L-794 | 12/1953 | |
| SP 4806-4809 | 24-L-803 thru 24-L-806 | 12/1953-1/1954 | |
| SP 4810-4813 | 24-L-787 thru 24-L-790 | 2-3/1954 | |
| SP 4814-4815 | 24-L-800 thru 24-L-801 | 3/1954 |