12-3-2. Drum & Motor Assembly : Gas type
K120
K100
K130
K221
K210
K240
M160
M171
M170
M140
M110
M181
M150
M240
M220
M230
M190
M180
K140
K250
K330
K320
K250
K550
K510
K520
40
F200
K400
K310
K340
K560
K610
K640
K650
M210
M171 : Propane Gas orifice
M170 : Natural Gas orifice