The SAR converted many more Reid Tenwheelers to 4 - 8 - 2T .
The SAR reclassified only the first three of these to Class H2 , while the rest retained their Class H classification even after modification .
The SAR converted many more Reid Tenwheelers to 4 - 8 - 2T , but reclassified only the first three of these to Class H2 , while the rest retained their Class H classification even after modification .