1948 STUDEBAKER

Model Designations:

Studebaker, Champion, Series 7G, 6 Cylinder

Studebaker, Commander, Series 15A, 6 Cylinder

Studebaker Champion, Series 7G, 6 Cylinder Body Styles

4 Door Sedan, DeLuxe, 6 Passenger, Body #7G-W3

Base Price: $1635; Shipping Weight: 2,720 Pounds; Production Total: 21,436

4 Door Sedan, Regal DeLuxe, 6 Passenger, Body #7G-W5

Base Price: $1,709; Shipping Weight: 2,725 Pounds; Production Total: 30,494

2 Door Sedan, DeLuxe, 6 Passenger, Body #7G-F3

Base Price: $1,604; Shipping Weight: 2,675 Pounds; Production Total: 10,203

2 Door Sedan, Regal DeLuxe, 6 Passenger, Body #7G-F5

Base Price: $1,677; Shipping Weight: 2,685 Pounds; Production Total: 9,471

2 Door Coupe, DeLuxe, 3 Passenger, Body #7G-Q1

Base Price: $1,535; Shipping Weight: 2,590 Pounds; Production Total: 3,783

2 Door Coupe, Regal DeLuxe, 3 Passenger, Body #7G-Q2

Base Price: $1,609; Shipping Weight: 2,615 Pounds; Production Total: 823

2 Door Coupe, DeLuxe, 5 Passenger, Body #7G-C3

Base Price: $1,630; Shipping Weight: 2,670 Pounds; Production Total: 5,499

2 Door Coupe, Regal DeLuxe, 5 Passenger, Body #7G-C5

Base Price: $1,704; Shipping Weight: 2,690 Pounds; Production Total: 8,982

2 Door Convertible, Regal DeLuxe, 5 Passenger, Body #7G-S2

Base Price: $2,059; Shipping Weight: 2,865 Pounds; Production Total: 9,996

Studebaker Commander, Series 15A, 6 Cylinder Body Styles

4 Door Sedan, DeLuxe, 6 Passenger, Body #15A-W3

Base Price: $1,956; Shipping Weight: 3,195 Pounds; Production Total: 8,898

4 Door Sedan, Regal DeLuxe, 6 Passenger, Body #15A-W5

Base Price: $2,077; Shipping Weight: 3,215 Pounds; Production Total: 15,685

2 Door Sedan, DeLuxe, 6 Passenger, Body #15A-F3

Base Price: $1,925; Shipping Weight: 3,165 Pounds; Production Total: 1,440

2 Door Sedan, Regal DeLuxe, 6 Passenger, Body #15A-F5

Base Price: $2,045; Shipping Weight: 3,174 Pounds; Production Total: 1,661

2 Door Coupe, DeLuxe, 3 Passenger, Body #15A-Q1

Base Price: $1,856; Shipping Weight: Not Available; Production Total: 0

2 Door Coupe, Regal DeLuxe, 3 Passenger, Body #15A-Q2

Base Price: $1,977; Shipping Weight: Not Available; Production Total: 1

2 Door Coupe, DeLuxe, 5 Passenger, Body #15A-C3

Base Price: $1,951; Shipping Weight: 3,150 Pounds; Production Total: 2,913

2 Door Coupe, Regal DeLuxe, 5 Passenger, Body #15A-C5

Base Price: $2,072; Shipping Weight: 3,165 Pounds; Production Total: 11,528

2 Door Convertible, Regal DeLuxe, 5 Passenger, Body #15A-S2

Base Price: $2,431; Shipping Weight: 3,385 Pounds; Production Total: 7,982

4 Door Land Cruiser Sedan, 6 Passenger, Body #15A-Y5

Base Price: $2,265; Shipping Weight: 3,280 Pounds; Production Total: 35,731

1948 STUDEBAKER

Champion 6, Series 7G, General Specifications

Wheelbase: 112 Inches

Engine Type: Inline 6 Cylinder, L-Head

Bore & Stroke: 3" X 4"

Engine Displacement: 169.6 Cu. In.

Compresssion Ratio: 6.50 to 1; Optional: 7.00:1

Taxable Horsepower: 21.60

Horsepower: 80 @ 4,000 RPM

Torque: 134 Ft. Lbs @ 2,000 RPM

Normal Oil Pressure: 40 PSI

Rear Axle Ratio: Not Available

Carburetor: Carter 1 Barrel, Model WE-532S or WE-661S

Tire Size: 5.50 x 15 inches; Inflation Pressure, Front 28, Rear, 26

Commander 6, Series 15A, General Specifications

Wheelbase: 119"; (Land Cruiser: 123")

Engine Type: Inline 6 Cylinder, L-Head

Bore & Stroke: 3-5/16" X 4-3/8"

Engine Displacement: 226.2 Cu. In.

Compresssion Ratio: 6.50 to 1; Optional: 7.00:1

Taxable Horsepower: 26.35

Horsepower: 94 @ 3,600 RPM

Torque: 176 Ft. Lbs @ 1,600 RPM

Normal Oil Pressure: 40 PSI

Rear Axle Ratio: Not Available

Carburetor: Stromberg 1 Barrel, Model BXOV-26

Tire Size: 6.50 x 15 inches; Inflation Pressure, Front 24, Rear, 26

Tune Up Specifications, 6 Cylinder, Champion, Series 7G

Spark Plug: Gap .022"

Spark Plug Type: Champion J-7, J-9, J-11, or equivalent.

Point Gap: .020"

Ignition Timing: IGN Mark on Vibration Damper

Firing Order: 1-5-3-6-2-4

Tappet Clearance, Cold: Intake .016", Exhaust .016"

Engine Idle Speed: 500 RPM

Compression Pressure @ Cranking, 105 (Minimum)

Cylinder Head Torque: 52 Ft Lbs

Tune Up Specifications, 6 Cylinder, Commander, Series 15A

Spark Plug: Gap .022"

Spark Plug Type: Champion J-7, J-9, J-11, or equivalent.

Point Gap: .020"

Ignition Timing: IGN Mark on Vibration Damper

Firing Order: 1-5-3-6-2-4

Tappet Clearance, Cold: Intake .016", Exhaust .016"

Engine Idle Speed: 500 RPM

Compression Pressure @ Cranking, 105 (Minimum)

Cylinder Head Torque: 83 Ft Lbs

Valve Specifications, 6 Cylinder, Champion, Series 7G

Tappet Clearance, Running Cold: Intake .016"; Exhaust .016"

Clearance for Timing: Intake: .020"; Exhaust: .020"

Valve Timing:

Intake Valve Opens 15 Degrees Before Top Dead Center

Exhaust Valve Closes 10 Degrees After Top Dead Center

Valve Seat Angle: Intake 45 degrees; Exhaust 45 degrees,

Valve Spring Pressure: 52 Lbs @ 1-21/32 inches (New Springs)

Valve Stem Clearance: Intake .001"-.0035"

Exhaust .0015"-.0035"

Valve Specifications, 6 Cylinder, Commander, Series 15A

Tappet Clearance, Running Cold: Intake .016"; Exhaust .016"

Clearance for Timing: Intake: .020"; Exhaust: .020"

Valve Timing:

Intake Valve Opens 15 Degrees Before Top Dead Center

Exhaust Valve Closes 10 Degrees After Top Dead Center

Valve Seat Angle: Intake 45 degrees; Exhaust 45 degrees,

Valve Spring Pressure: 54 Lbs @ 2-3/32 inches (New Springs)

Valve Stem Clearance: Intake .001"-.0035"

Exhaust .0015"-.0035"

Piston & Ring Data, 6 Cylinder, Champion, Series 7G

Piston Removal: From Above

Piston Clearance (Minimum):

Top Land Inch .014"

Top of Skirt, Inch: .002"

Fitting Pistons with Spring Scale:

Shim Thickness: .002" (Using 1" Wide Feeler Gauge)

Pounds Pull on Scale: 15 to 20

Width of Ring End Gap (Minimum):

Compression Ring: .007"

Oil Ring: .007"

Clearance Between Ring & Grooves:

Compression Ring: .002"-.0025"

Oil Control Ring: .0015"-.002"

Piston & Ring Data, 6 Cylinder, Commander, Series 15A

Piston Removal: From Above

Piston Clearance (Minimum):

Top Land Inch .0125"

Top of Skirt, Inch: .002"

Fitting Pistons with Spring Scale:

Shim Thickness: .002" (Using 1" Wide Feeler Gauge)

Pounds Pull on Scale: 15 to 20

Width of Ring End Gap (Minimum):

Compression Ring: .009"

Oil Ring: .009"

Clearance Between Ring & Grooves:

Compression Ring: .002"-.0025"

Oil Control Ring: .0015"-.002"

Engine Bearing Data, 6 Cylinder, Champion, Series 7G

Camshaft End Play: .004"-.008"

Camshaft Bearing Clearance:

Front Bearing: .00075"-.00225"

All Other Bearings: .001"-.00275"

Rod Journal Diameter: 1.81175"-1.81275"

Rod Bearing Clearance: .0005"-.002"

Rod End Play: .005"-.009" inches

Rod Bolt Tension: 25-27 Lbs. Ft.

Main Bearing Journal Diameter: 2.4370"-2.4375"

Main Bearing Clearance: .0005" -.0025"

Crankshaft End Play: .003"-.006"

Main Bolt Tension: 90-95 Lbs. Ft.

Engine Bearing Data, 6 Cylinder, Commander, Series 15A

Camshaft End Play: .004"-.008"

Camshaft Bearing Clearance:

Front Bearing: .00075"-.00225"

All Other Bearings: .001"-.00275"

Rod Journal Diameter: 2.18675"-2.18775"

Rod Bearing Clearance: .0005"-.002"

Rod End Play: .005"-.009" inches

Rod Bolt Tension: 50-55 Lbs. Ft.

Main Bearing Journal Diameter: 2.4995"-2.5000"

Main Bearing Clearance: .0005" -.0025"

Crankshaft End Play: .003"-.006"

Main Bolt Tension: 90-95 Lbs. Ft.

Capacities, Champion, Series 7G, 6 Cylinder

Cooling System: 10 Quarts Without Heater; 11-1/2 Quarts With Heater

Fuel Tank: 17 Gallons;

Engine Oil Refill: 5 Quarts;

Grade of Oil: Above +32F 30;

Above +10F 20;

Above -10F 10

Manual Transmission:

Without Overdrive: 1-1/2 Pints; With Overdrive: 2-1/2 Pints

Grade of Oil: Summer 90, Winter 90

Rear Axle: 2-1/2 Pints

Grade of Oil: Summer 90H, Winter 90H

Capacities, Commander, Series 15A, 6 Cylinder

Cooling System: 13 Quarts Without Heater; 14-1/2 Quarts With Heater

Fuel Tank: 17 Gallons;

Engine Oil Refill: 6 Quarts;

Grade of Oil: Above +32F 30;

Above +10F 20;

Above -10F 10

Manual Transmission:

Without Overdrive: 2-1/4 Pints; With Overdrive: 3 Pints

Grade of Oil: Summer 90, Winter 90

Rear Axle: 3 Pints

Grade of Oil: Summer 90H, Winter 90H

Auto-Lite Distributor Specifications - Commander:

Distributor #1GC-4802

Rotation: Counter-Clockwise

Cam Angle: 39 Degrees

Breaker Point Opening: .020"

Condenser Capacity: .20-.25 Mfds

Breaker Arm Spring Tension: 17-20 Ounces

Centrifugal Advance Data:

Advance Starts: 1 Degree @ 500 RPM

Full Advance: 10 Degrees @ 1,400 RPM

Vacuum Advance Data:

Advance Starts: 1 Degree @ 4" Vacuum

Full Advance: 6 Degrees @ 12" Vacuum

Auto-Lite Distributor Specifications - Champion:

Distributor #1GC-4805

Rotation: Counter-Clockwise

Cam Angle: 39 Degrees

Breaker Point Opening: .020"

Condenser Capacity: .20-.25 Mfds

Breaker Arm Spring Tension: 17-20 Ounces

Centrifugal Advance Data:

Advance Starts: 1 Degree @ 540 RPM

Full Advance: 7 Degrees @ 1,400 RPM

Vacuum Advance Data:

Advance Starts: 1 Degree @ 4-3/4" Vacuum

Full Advance: 9 Degrees @ 14-3/4" Vacuum

Auto-Lite Generator Specifications:

Generator #GDZ-4804A

Generator Output: 35 Amperes @ 2,000 RPM

Brush Spring Tension: 35-53 Ounces

Direction of Rotation: Clockwise

Field Current @ 5 or 10 Volts: 1.3 - 1.5 Amperes

Regulator #VRP-6001A

Cutout Relay:

Voltage to Close Points: 6.5 Volts

Reverse Current to Open Points: 4 to 6 Amperes

Armature Air Gap: .031"

Voltage Regulator Setting: 7.3 Volts

Current Regulator Setting: 35 Amperes

Current & Voltage Air Gap: .048"

Generator #GDZ-4805A

Generator Output: 35 Amperes @ 2,000 RPM

Brush Spring Tension: 35-53 Ounces

Direction of Rotation: Clockwise

Field Current @ 5 or 10 Volts: 1.3 - 1.5 Amperes

Regulator #VRP-6001A

Cutout Relay:

Voltage to Close Points: 6.5 Volts

Reverse Current to Open Points: 4 to 6 Amperes

Armature Air Gap: .031"

Voltage Regulator Setting: 7.3 Volts

Current Regulator Setting: 35 Amperes

Current & Voltage Air Gap: .048"

Auto-Lite Starting Motor Specifications-Commander:

Part #MCH-4001

Rotation: Clockwise

Brush Spring Tension: 42-53 Ounces

No Load Test: 65 Amperes, 5.0 Volts @ 4,300 RPM

Lock Test: 335 Amperes, 2.0 Volts @ 6.0 Ft Lbs Torque

Auto-Lite Starting Motor Specifications-Champion:

Part #MZ-4151

Rotation: Clockwise

Brush Spring Tension: 42-53 Ounces

No Load Test: 68 Amperes, 5.0 Volts @ 4,000 RPM

Lock Test: 280 Amperes, 2.0 Volts @ 4.4 Ft Lbs Torque

Carter Carburetor Specifications:

Carburetor Model: WE

Carburetor #532S

Float Level: 1/4"

Idle Screw Setting: 1/2 to 1-1/2 Turns

Pump Adjustment Using Gauge T109-117S: 17

Metering Rod Gauge: T109-102

Anti-Percolator Adjustment: .030"

Fast Idle Adjustment: .054"

Unloader Adjustment: 3/16"

Automatic Choke Setting: Index

Carburetor Model: WE

Carburetor # 627S-SA

Float Level: 7/16"

Idle Screw Setting: 1/2 to 1-1/2 Turns

Pump Adjustment Using Gauge T109-117S: 20

Metering Rod Gauge: T109-102

Anti-Percolator Adjustment: .030"

Fast Idle Adjustment: .054"

Unloader Adjustment: 17/64"

Automatic Choke Setting: Index

Stromberg Carburetor Specifications:

Carburetor Model: BXOV-26

Part #380178

Float Level: 5/8"

Throttle Position for Economizer Valve: Controlled by Manifold Vacuum

Throttle Valve Location for Idle: .010"

Throttle Valve Location for Vacuum Spark Control: Flush

Fast Idle Setting: 11/32"

Choke Unloader Setting: None

Fuel Pump Data:

Champion:

Pump Model: W

Maximum Pressure: 3-1/2 PSI

Commander:

Pump Model: CE

Maximum Pressure: 3-1/2 PSI

Brake Specifications- Champion:

Lining Material: Molded

Lining Dimensions/Wheel in Inches: 18-1/2"

Width: 2",

Thickness: 3/16"

Brake Shoe Clearance: .006" to .008"

Pedal Free Play: 3/8"

Wheel Cylinder Bore:

Front: 1"

Rear: 7/8"

Master Cylinder Bore: 1"

Brake Specifications- Commander:

Lining Material: Molded

Lining Dimensions/Wheel in Inches: 22-1/4"

Width: 2",

Thickness: 3/16"

Brake Shoe Clearance: .006" to .008"

Pedal Free Play: 3/8"

Wheel Cylinder Bore:

Front: 1"

Rear: 7/8"

Master Cylinder Bore: 1"

Wheel Alignment Specifications, All Series:

Caster: + 1/2 Degrees

Camber: + 1/2 Degrees

Toe-In: 1/16" to 1/8"

Toe-Out on Turns:

Outer Wheel: 20 Degrees

Inner Wheel: 23 to 25 Degrees

Kingpin Inclination: 5-1/2 Degrees

Rear Axle Specifications, All Series:

Ring Gear & Pinion Backlash: .003"-.005

Drive Pinion Adjustment: Shims

Drive Pinion Bearing Adjustment: Shims

Axle Shaft End Play: .003"-.008"

Dash Gauge Manufacturers-All Series:

Gasoline: Stewart-Warner

Temperature: Stewart-Warner

Oil Pressure: Stewart-Warner

Ammeter: AC

Beginning Engine Numbers:

Model 7G: 342001

Model 15A: H-239001

Beginning Serial Numbers:

Model 7G: G-314501 South Bend, Indiana

G-827501 Los Angeles, California

Model 15A: 4287001 South Bend, Indiana

4820501 Los Angeles, California

Popular Options

8 Tube Pushbutton Radio, 6 Tube Manual Radio, Internally Controlled Cowl Antenna, Hill Holder, Turn Signals, Fender Lamps, Fog Lights, Spot Light, Underhood Light, Glove Compartment Light, Climatizer Heater & Defroster, Economy Quad-Duty Heater, Front & Rear Bumper Extensions, Electric Clock, Cigar Lighter, Seat Covers, Locking Gas Cap, Plastic Whitewall Wheel Discs, Stainless Steel Wheel Trim Rings, Exhaust Extehsion, License Plate Frames, Front Gravel Deflectors, Rear Fender Pebble Deflectors, Automatic Windshield Washer, Champion Windwhield Wiiper Booster, Glare-Proof Inside Rear View Mirror, Outside Rear View Mirror, Vanity Visor Mirror, Door Window Visors, Tissue Dispenser, Custom Luggage, Rubber Floor Mats, Hydralic Bumper Jack, Cold Weather Grille Cover, Oil Bath Air Cleaner, Fram Oil Filter, Tire Chains, Undercoating, Overdrive.

1948 Studebaker Historical Data

Total 1948 Studebaker Production was 186,526.

Promotional Model Cars Produced:

Metal: 2 Door Sedan

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