Stamped on the clutch is: 1 TR 101. Stamped on the box is: 1 TR 101, C288.
The center opening measures 15/16. Please take a look at the last picture for diagram / dimensions. Application : Please double check your measurements and do your own research. Condition : This is in good condition. There is some surface rust on the metal center parts.
Please take a look at the pictures. The box is still in good condition, but has seen better days.