A compressor section of a turbomachine comprising: a compressor casing having an upper casing portion coupled to a lower casing portion such that a split-line is defined between the upper casing portion and the lower casing portion ; and a plurality of stator vanes circumferentially arranged in a stage of the compressor casing , the plurality of stator vanes comprising a split-line stator vane assembly mounted in the compressor casing at the split-line , the split-line stator vane assembly , characterized in further comprising: a first split-line stator vane having a first shank with a first platform portion and a first mounting portion extending radially outward of the first platform portion and mounted to one of an upper casing portion or a lower casing portion of the compressor casing , and a first airfoil extending radially inward of the first platform portion , wherein the first shank includes a protrusion that extends circumferentially beyond the split-line ; and a second split-line stator vane having a second shank with a second platform portion and a second mounting portion extending radially outward of the second platform portion and mounted to the other of the upper casing portion or the lower casing portion of the compressor casing , and a second airfoil extending radially inward of the second platform portion , wherein the second shank includes a recess complementary to the protrusion that extends circumferentially away from the split-line . a compressor casing having an upper casing portion coupled to a lower casing portion such that a split-line is defined between the upper casing portion and the lower casing portion ; and a plurality of stator vanes circumferentially arranged in a stage of the compressor casing , the plurality of stator vanes comprising a split-line stator vane assembly mounted in the compressor casing at the split-line , the split-line stator vane assembly , characterized in further comprising: a first split-line stator vane having a first shank with a first platform portion and a first mounting portion extending radially outward of the first platform portion and mounted to one of an upper casing portion or a lower casing portion of the compressor casing , and a first airfoil extending radially inward of the first platform portion , wherein the first shank includes a protrusion that extends circumferentially beyond the split-line ; and a second split-line stator vane having a second shank with a second platform portion and a second mounting portion extending radially outward of the second platform portion and mounted to the other of the upper casing portion or the lower casing portion of the compressor casing , and a second airfoil extending radially inward of the second platform portion , wherein the second shank includes a recess complementary to the protrusion that extends circumferentially away from the split-line . a first split-line stator vane having a first shank with a first platform portion and a first mounting portion extending radially outward of the first platform portion and mounted to one of an upper casing portion or a lower casing portion of the compressor casing , and a first airfoil extending radially inward of the first platform portion , wherein the first shank includes a protrusion that extends circumferentially beyond the split-line ; and a second split-line stator vane having a second shank with a second platform portion and a second mounting portion extending radially outward of the second platform portion and mounted to the other of the upper casing portion or the lower casing portion of the compressor casing , and a second airfoil extending radially inward of the second platform portion , wherein the second shank includes a recess complementary to the protrusion that extends circumferentially away from the split-line . <EOS>