door ▁“ L im ous ine ” ▁( sed an / sal oon ), ▁a ▁three - ▁or ▁four - se ater ▁Cab rio lets ▁or ▁as ▁a ▁sport ing ▁two - se ater . ▁ ▁In ▁ 1 9 3 4 ▁a ▁length ened ▁version ▁of ▁the ▁car ▁was ▁introduced , ▁its ▁wheel ▁base ▁increased ▁by ▁ ▁to ▁. ▁ ▁Mod els ▁offered ▁on ▁the ▁longer ▁wheel base ▁included ▁a ▁six - se ater ▁“ P ull man - L im ous ine ”, ▁a ▁“ P ull man - L au nd au let ”, ▁a ▁longer ▁Tor ped o ▁bod ied ▁“ T our en wagen ”, ▁a ▁more ▁stream lined ▁ 4 - door ▁“ L im ous ine ” ▁( sed an / sal oon ) ▁and ▁three ▁different ▁longer ▁wheel ▁base ▁Cab rio lets ▁listed ▁respectively ▁as ▁the ▁“ C ab rio let ▁A ”, ▁the ▁“ C ab rio let ▁B ” ▁and ▁the ▁“ C ab rio let ▁D ”. ▁ ▁Engine ▁and ▁running ▁g ear ▁The ▁side - val ve ▁six - cy l inder ▁engine ▁had ▁a ▁capacity ▁of ▁ 1 , 9 6 1   cc ▁which ▁produced ▁a ▁claimed ▁maximum ▁output ▁of ▁ ▁at ▁ 3 , 2 0 0 ▁r pm . ▁The ▁engine ▁shared ▁its ▁▁ ▁p ist on ▁stroke ▁length ▁with ▁the ▁smaller ▁ 6 - cy l inder ▁unit ▁fitted ▁in ▁the ▁manufact urer ' s ▁W 1 5 ▁model , ▁but ▁for ▁the ▁W 2 1