These differed from the 1920s built carriages in having a pillar between the doors to increase passenger circulation space.

[2][3] They operated in sets with the 1920s built carriages across the Sydney suburban network.

Between 1968 and 1975, some power cars were fitted with two motor air suspended bogies.

Overhauls of the stock continued up until 1988, with some receiving sliding aluminum Beclawat windows to alleviate rust problems.

[4][5][6][7] Transport Heritage NSW / Sydney Trains has two Tulloch cars in the care of Historic Electric Traction.