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| 1931 Buick 8-90 Series | ||
| Coupe | ||
| Standard Specifications | ||
| Show Summary |
| Original Base Price | $1,765.00 | |
| No. Produced | 7,715 | |
| Body | ||
| Body Maker | Fisher | |
| No. Doors | 2 | |
| Passengers | 5 | |
| Model Number | 31-96 | |
| Weight | 4,260lbs | |
| Dimension | ||
| Wheelbase | 132 inches | |
| Length | ||
| Width | ||
| Height | ||
| Front Tread | 56.875 inches | |
| Rear Tread | 58 inches | |
| Engine | ||
| Type | Own, Valve-in-head | |
| Displacement | 344.8 cu. in. | |
| Cylinders | 8 | |
| Bore & Stroke | 3 5/16 & 5 inches | |
| Compression Ratio-Std | 4.5 to 1 | |
| Compression Ratio-Opt | Not applicable | |
| Brake Horsepower | 104@2800 | |
| Rated Horsepower | 35.1 | |
| Torque | ||
| Main Bearings | 5 | |
| Valve Lifters | ||
| Block Material | ||
| Engine Numbers | 2624638 to 2751921 | |
| Engine No. Location | On right side of upper crankcase above oil filter. | |
| Lubrication | Pressure to crankshaft and connector rod bearings | |
| Carburetor | ||
| Type | ||
| Make | Marvel | |
| Transmission | ||
| Type | ||
| Drive | Rear wheel drive | |
| No. Of Gears | ||
| Gear Ratios | ||
| 1st | ||
| 2nd | ||
| 3rd | ||
| 4th | ||
| 5th | ||
| Reverse |
| Clutch Type | Double plate | ||
| Clutch Size | 9 inches | ||
| Axle Type | 3/4 floating | ||
| Differential | Spiral bevel | ||
| Differential Ratio | 4.36 to 1 | ||
| Suspension | |||
| Front | Semi-elliptic leaf springs | ||
| Rear | Semi-elliptic leaf springs | ||
| Steering Gear | Worm & roller | ||
| Brakes | |||
| Service | Internal expanding on 4 wheels, mechanical | ||
| Front Size | |||
| Rear Size | |||
| Emergency | Internal expanding on 4 wheels | ||
| Size | |||
| Other Systems Specifications | |||
| Exhaust System | |||
| Ignition System | Distributor and coil | ||
| Battery | |||
| Cooling System | Centrifugal water pump | ||
| Radiator | Cellular | ||
| Fuel Type | |||
| Mileage | |||
| Wheels, Rims & Tires | |||
| Wheel Type | Artillery | ||
| Wheel Mfr | |||
| Wheel Size | 19 | ||
| Tire Type | |||
| Tire Size | 6.5 x 19 | ||
| Spare Location | |||
| Capacities | |||
| Fuel | 22 Gallons | ||
| Oil | 9 Quarts | ||
| Transmission | 5 3/4 Pounds | ||
| Cooling System | 19 Quarts | ||
| Rear Differential | 8 1/2 Pounds | ||
| Front Differential | Not applicable | ||
| Transfer Case | Not applicable | ||
| Classic Rating | Full Classic | ||
| VIN/ID | |||
| VIN/Serial no. | 2460544 to 2602731 | ||
| VIN Description | |||
| VIN Location | On plate outside of frame 14 inches back of front axle. | ||
|
| |||
| Additional Information | |||
| The rear axle ratio for this model is 4.27. | |||
| 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 |
| Chilton's Flat Rate Manual (1932) | Horseless Carriage Foundation |
| Automobile Trade Journal January 1931 | Horseless Carriage Foundation |
| Exterior Colors | ||
| Paint Type | ||
| Colors | Data not yet collected | |
| Standard/Optional Equipment | ||
| Data not yet collected | Std | |