Specifications, Part & Services, Museums & Clubs for Antique, Classic, Vintage and Muscle Cars

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1931 Oldsmobile F31 Standard Series
Coupe
Standard Specifications
  Show Summary  
Original Base Price $845.00
No. Produced 3,700
Body Maker Fisher
No. Doors 2
Passengers 2
Model Number
Weight
Wheelbase 113 1/2 inches
Length
Width
Height
Front Tread
Rear Tread
Type Own, L-head
Displacement 197.5 cu. in.
Cylinders 6
Bore & Stroke 3 3/16 & 4 1/8 inches
Compression Ratio-Std 5.06 to 1
Compression Ratio-Opt Not applicable
Brake Horsepower 65@3350
Rated Horsepower 24.4
Torque
Main Bearings 4
Valve Lifters
Block Material
Engine Numbers
Engine No. Location Front end of block above water pump.
Lubrication Pressure to all bearings excluding wrist pin
Type
Make Stromberg
Type
Drive
No. Of Gears
Gear Ratios
1st
2nd
3rd
4th
5th
Reverse
Single plate
Clutch Size 8.875 inches
Semifloating
Spiral bevel
Differential Ratio 4.56 to 1
Front Semi-elliptic leaf springs
Rear Semi-elliptic leaf springs
Worm & roller
Service Internal expanding on 4 wheels, mechanical
Front Size
Rear Size
Emergency Internal expanding on 4 wheels
Size
Exhaust System
Ignition System Distributor and coil
Battery 6 volt storage battery
Cooling System Water pump
Radiator Cellular
Fuel Type
Mileage
Wheel Type Optional
Wheel Mfr Motor Wheel
Wheel Size
Tire Type
Tire Size 5.25 x 18
Spare Location
Fuel
Oil 6 Quarts
Transmission 1 1/2 Quarts
Cooling System 13 Quarts
Rear Differential 1 1/4 Quarts
Front Differential Not applicable
Transfer Case Not applicable
Not Rated
VIN/Serial no.
VIN Description
VIN Location Plate under front seat and on dash under hood.
General VIN Decoder

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Additional Information
No. produced includes models from both series.

The Production Figure Book for U.S. Cars Jerry HeasleyHorseless 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 1931Horseless Carriage Foundation
Paint Type
Colors Data not yet collected
Standard/Optional Equipment
Data not yet collectedStd
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