An other interesting feature was the rarely seen "offset head" which resulted from offsetting the boiler 216 millimeters to the left to counterbalance the weight of the cylinders, all of which were mounted on the right side.
另外，由於直立汽缸全掛在火車右側，使得鍋爐必須左偏兩百一十六釐米，以維持車頭的平衡，這是少見的「歪頭」火車。