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| 1940 Buick Roadmaster Series 70 | ||
| Sport Coupe | ||
| Standard Specifications | ||
| Show Summary |
| Original Base Price | $1,277.00 | |
| No. Produced | 3,972 | |
| Body | ||
| Body Maker | Fisher | |
| No. Doors | 2 | |
| Passengers | 6 | |
| Model Number | 40-76S | |
| Weight | 3,990lbs | |
| Dimension | ||
| Wheelbase | 126 inches | |
| Length | 213 9/16 inches | |
| Width | 74.375 inches | |
| Height | ||
| Front Tread | 58 23/32 inches | |
| Rear Tread | 59 21/32 inches | |
| Engine | ||
| Type | V8, L-head | |
| Displacement | 346 cu. in. | |
| Cylinders | 8 | |
| Bore & Stroke | 3 1/2 & 4 1/2 inches | |
| Compression Ratio-Std | 6.25 to 1 | |
| Compression Ratio-Opt | Not applicable | |
| Brake Horsepower | 141@3600 | |
| Rated Horsepower | 39.2 | |
| Torque | 269@2000 | |
| Main Bearings | 3 | |
| Valve Lifters | ||
| Block Material | ||
| Engine Numbers | 7-3786214 to 7-4074858 | |
| Engine No. Location | ||
| Lubrication | Pressure to all bearings excluding wrist pin | |
| Carburetor | ||
| Type | Aero downdraft | |
| Make | Carter or Stromberg | |
| Transmission | ||
| Type | 3-speed manual, helical | |
| Drive | Rear wheel drive | |
| No. Of Gears | 3 | |
| Gear Ratios | ||
| 1st | 2.39 to 1 | |
| 2nd | 1.53 to 1 | |
| 3rd | 1 to 1 | |
| 4th | Not applicable | |
| 5th | Not applicable | |
| Reverse | 2.39 to 1 |
| Clutch Type | Dry plate | ||
| Clutch Size | 10.5 inches | ||
| Axle Type | Semifloating | ||
| Differential | Hypoid | ||
| Differential Ratio | 3.9 to 1 | ||
| Suspension | |||
| Front | Independent coil springs | ||
| Rear | Coil springs | ||
| Steering Gear | Worm & roller | ||
| Brakes | |||
| Service | Internal expanding on 4 wheels, hydraulic | ||
| Front Size | 12 inches | ||
| Rear Size | 12 inches | ||
| Emergency | Rear service brakes | ||
| Size | 12 inches | ||
| Other Systems Specifications | |||
| Exhaust System | Single | ||
| Ignition System | Distributor and coil | ||
| Battery | |||
| Cooling System | Water pump | ||
| Radiator | Vee cellular | ||
| Fuel Type | |||
| Mileage | |||
| Wheels, Rims & Tires | |||
| Wheel Type | Demountable disc | ||
| Wheel Mfr | |||
| Wheel Size | 15 x 5 | ||
| Tire Type | 4 ply | ||
| Tire Size | 7 x 15 | ||
| Spare Location | |||
| Capacities | |||
| Fuel | 17 Gallons | ||
| Oil | 9 Quarts | ||
| Transmission | 2 1/2 Pints | ||
| Cooling System | 17 Quarts | ||
| Rear Differential | 3 Pounds | ||
| Front Differential | Not applicable | ||
| Transfer Case | Not applicable | ||
| Classic Rating | Non Classic | ||
| VIN/ID | |||
| VIN/Serial no. | See Additional Information | ||
| VIN Description | |||
| VIN Location | |||
|
| |||
| Additional Information | |||
| This model has no running boards. Serial Nos.: 1-3596807 to 1-3880011 Flint, 2-3601856 to 2-3871217 Southgate, 3-3611856 to 3-3874783 Linden | |||
| References | |
| Serial No. Book for US Cars 1900-1975 G. Brigham | Horseless Carriage Foundation 8186 Center St. Suite F P.O. Box 4119 La Mesa CA 91944-4119 (619) 464-0301 www.hcfi.org |
| Automobile Topics January 8 1940 | Horseless Carriage Foundation |
| Exterior Colors | ||
| Paint Type | ||
| Colors | Two Tone Colors Available | |
| Ranier Blue | ||
| Verde Green | ||
| Royal Maroon | ||
| Bandelier Blue | ||
| Acadia Gray | ||
| Yosemite Gray | ||
| Aztec Brown | ||
| Sequoia Cream | ||
| Moores Green | ||
| Silver French Gray | ||
| Monterey Blue | ||
| Ludington Green | ||
| English Green | ||
| Permanent Red | ||
| Alameda Gray | ||
| Nottingham Gray | ||
| Casino Beige | ||
| Standard/Optional Equipment | ||
| Data not yet collected | Std | |