1953 Comp B 1 Rum vre Carburetor Thriftmaster 3 4000 216 3 1 2 3 3 4 92 85 Single Barrel 3 Speed 216 exc 37 3900l 3400 RPM 3300 RPM Downdraft 4 Speed Loadmaster 37 3900 235 7 1 3 9 16 3 15 16 107 102 Single Barrel 3 Speed 5000 3600 RPM 3500 RPM Updraft 4 Speed Loadmaster 4 6000 235 7 1 3 9 16 3 15 1 6 108 103 Single Barrel 4 Speed Hvy Duty 235 3600 RPM 3500 RPM Downdraft 1954 1955 1st Series Thriftmaster 31 36 3800 235 7 5 3 9 16 3 15 16 112 105 Single Barrel 3 Speed 3 Speed H D 235 4000 3700 RPM 3600 RPM Downdraft 4 Speed Hydramatic Loadmaster 37 3900 235 7 5 3 9 16 3 15 16 110 102 Single Barrel 3 Speed 3 Speed H D 235 5000 3600 RPM 3600 RPM Updraft 4 Speed Hydramatic Loadmaster 4000 235 7 5 3 9 16 3 15 16 112 105 Single Barrel 4 Speed 235 6000 3700 RPM 3600 RPM Downdraft Jobmaster 5000 261 7 17 3 3 4 3 15 16 125 114 Single Barrel 4 Speed Hvy Duty 261 3800 RPM 3600 RPM Updraft Jobmaster 6000 261 7 17 3 3 4 3 15 16 135 123 Single Barrel 4 Speed Hvy Duty 261 4000 RPM 3600 RPM Downdraft 1955 2nd Series New Thriftmaster 31 32 36 3800 235 7 5 3 9 16 3 15 16 123 109 Single Barrel 3 Speed 3 Speed H D 235 6 cyl 4000 3800 RPM 3600 RPM Downdraft Overdrive 4 Speed Hydramatic New Loadmaster 34 35 3700 235 7 5 3 9 16 3 15 16 119 105 Single Barrel 3 Speed 3 Speed H D 235 6 cyl 3600 RPM 3600 RPM Updraft 4 Speed Hydramatic New Loadmaster 4 6000 235 7 5 3 9 16 3 15 16 123 109 Single Barrel 4 Speed 235 6 cyl 3800 RPM 3600 RPM Downdrafi New Jobmaster 6000 261 7 17 3 3 4 3 15 16 140 123 Single Barrel 4 Speed 261 6 cyl 4000 RPM 3800 RPM Downdraft Trademaster 31 32 36 3800 265 7 5 3 3 4 3 145 126 Two Barrel 3 Speed 3 Speed H D 8 cyl 4 6000 4000 RPM 4000 RPM Downdraft 4 Speed Overdrive Hydramatic Taskmasler 5000 265 7 5 3 3 4 3 145 126 Two Barrel 4 Speed 8 cyl 4000 RPM 4000 RPM Downdraft 1956 Thriftmaster 31 32 36 3800 235 3 9 16 3 15 16 140 123 Single Barrel 3 Speed 3 Speed H D 6 cyl 4000 4200 RPM 4000 RPM Downdraft 4 Speed Overdrive Hydramatic Thriltmaster 34 35 3700 235 3 9 16 3 15 16 140 120 Single Barrel 3 Speed 3 Speed H D SpeciaI 6 cyl 4200 RPM 3800 RPM Updraft 4 Speed Hydramatic Hvy Duty 4 6000 235 3 9 16 3 15 16 140 123 Single Barrel 4 Speed Thriftmaster 6 cyl 4200 RPM 4000 RPM Downdraft I lydramatic Jobmaster 6000 261 7 8 3 3 4 3 15 16 148 125 Single Barrel 4 Speed 5 Speed 6 cyl 4000 RPM 3800 RPM Downdrafl Powermatic Trademaster 3 4000 265 7 5 3 3 4 3 155 132 Two Barrel 3 Speed 3 Speed l l D 8 cyl 4200 RPM 3800 RPM Downdraft 4 Speed Overdrive j Hydramatic Taskmaster 4 5 6000 265 7 5 3 3 4 3 155 132 Two Barrel 4 Speed I lydramatic 8 cyl 7 8000 4200 RPM 3800 RPM Downdraft 5 Speed Powermatic Loadmaster 9 10000 322 7 7 3 13 64 195 170 Two Barrel 5 Speed 8 cyl 4000 RPM 4000 RPM Downdraft Powermatic NOTE The 261 cu in engine can be distinguished from the 235 by the engine serial number suffix 1954 5000 Series F540 1540 1954 6000 Series F54N T54N 1955 5000 lst Series F55Q or F54055 1955 6000 1st Series F55N or F54N55 1 l97O CHEVROLET MOTOR DIVISION GENERAL MOTORS CORPORAT ONI rP A 314 26