1973 BUICK

1973 BUICK

Full-Sized Models

Models:

Buick LeSabre, 8 Cylinder

Buick LeSabre Custom, 8 Cylinder

Buick Estate Wagon, 8 Cylinder

Buick Centurion, 8 Cylinder

Buick Electra 225, 8 Cylinder

Buick Electra 225 Custom, 8 Cylinder

Buick Riviera, 8 Cylinder

Buick LeSabre, 8 Cylinder:

Body Data & Pricing:

4 Door Sedan, 6 Passenger, Body L69,

Base Price: $3,998; Shipping Weight: 4,234 Pounds

Production Total: 29,649

4 Door Hardtop, 6 Passenger, Body L39,

Base Price: $4,125; Shipping Weight: 4,259 Pounds

Production Total: 13,413

2 Door Hardtop Coupe, 6 Passenger, Body L57

Base Price: $4,067; Shipping Weight: 4,210 Pounds

Production Total: 14,061

Buick LeSabre Custom, 8 Cylinder:

Body Data & Pricing:

4 Door Sedan, 6 Passenger, Body N69,

Base Price: $4,091; Shipping Weight: 4,264 Pounds

Production Total: 42,845

4 Door Hardtop, 6 Passenger, Body N39,

Base Price: $4,217; Shipping Weight: 4,284 Pounds

Production Total: 55,879

2 Door Hardtop Coupe, 6 Passenger, Body N57

Base Price: $4,154; Shipping Weight: 4,225 Pounds

Production Total: 41,425

Total LeSabre Production: 197,272

Buick Estate Wagon, 8 Cylinder

Body Data & Pricing:

4 Door Station Wagon, 2 Seat, Body R35

Base Price: $4,645; Shipping Weight: 4,952 Pounds

Production Total: 12,282

4 Door Station Wagon, 3 Seat, Body R45

Base Price: $4,790; Shipping Weight: 5,021 Pounds

Production Total: 25,513

Total Estate Wagon Production: 48,308.

Buick Centurion, 8 Cylinder

4 Door Hardtop, 6 Passenger, Body P39

Base Price: $4,390; Shipping Weight: 4,329 Pounds

Production Total: 22,354

2 Door Hardtop Coupe, 6 Passenger, Body P57

Base Price: $4,336; Shipping Weight: 4,260 Pounds

Production Total: 16,883

2 Door Convertible Coupe, 6 Passenger, Body P67

Base Price: $4,534; Shipping Weight: 4,316 Pounds

Production Total: 5,739

Total Centurion Production: 44,976.

Buick Electra 225, 8 Cylinder

Body Data & Pricing:

4 Door Hardtop Sedan, 6 Passenger, Body T39

Base Price: $4,928; Shipping Weight: 4,581 Pounds

Production Total: 17,189

2 Door Hardtop Coupe, 6 Passenger, Body T37

Base Price: $4,815; Shipping Weight: 4,488 Pounds

Production Total: 9,224

Buick Electra 225 Custom, 8 Cylinder

Body Data & Pricing:

4 Door Hardtop Sedan, 6 Passenger, Body V39

Base Price: $5,105 Shipping Weight: 4,603 Pounds

Production Total: 107,031

2 Door Hardtop Coupe, 6 Passenger, Body V37

Base Price: $4,993; Shipping Weight: 4,505 Pounds

Production Total: 44,328

Total Electra Production: 177,772

Buick Riveira, 8 Cylinder

Body Data & Pricing:

2 Door Sport Coupe, 5 Passenger, Body Y87

Base Price: $5,221; Shipping Weight: 4,486 Pounds

Production Total: 34,080

Chassis:

Wheelbase:

Riviera: 122"

LeSabre: 124"

Centurion: 124"

Estate Wagon: 127"

Electra 225: 127"

Tire Sizes:

Riviera: J78 X 15"

LeSabre: L78 X 15"

Centurion: L78 X 15"

Electra 225: J78 X 15"

Estate Wagon: L78 X 15"

Major Specifications, 350 Cu. In. Engine, 150 H.P.:

Engine Type: Overhead Valve V-Type 8 Cylinder

Engine Bore & Stroke: 3.800" X 3.85"

Engine Displacement: 350 Cu. In.

Compression Ratio: 8.5:1

Taxable Horsepower: 46.21

Horsepower: 150 @ 3,800 RPM

Torque: 265 Ft. Lbs. @ 2,400 RPM

Normal Oil Pressure: 37 PSI

Carburetor: 2 Barrel

Major Specifications, 350 Cu. In. Engine, 175 H.P.:

Engine Type: Overhead Valve V-Type 8 Cylinder

Engine Bore & Stroke: 3.800" X 3.85"

Engine Displacement: 350 Cu. In.

Compression Ratio: 8.5:1

Taxable Horsepower: 46.21

Horsepower: 175 @ 3,800 RPM

Torque: 270 Ft. Lbs. @ 2,400 RPM

Normal Oil Pressure: 37 PSI

Carburetor: 4 Barrel

Major Specifications, 350 Cu. In. Engine, 190 H.P.:

Engine Type: Overhead Valve V-Type 8 Cylinder

Engine Bore & Stroke: 3.800" X 3.85"

Engine Displacement: 350 Cu. In.

Compression Ratio: 8.5:1

Taxable Horsepower: 46.21

Horsepower: 190 @ 4,000 RPM

Torque: 285 Ft. Lbs. @ 2,800 RPM

Normal Oil Pressure: 37 PSI

Carburetor: 4 Barrel

Major Specifications, 455 Cu. In. Engine, 225 H.P.:

Engine Type: Overhead Valve V-Type 8 Cylinder

Engine Bore & Stroke: 4.3125" X 3.90"

Engine Displacement: 455.0 Cu. In.

Compression Ratio: 8.5:1

Taxable Horsepower: 59.51

Horsepower: 225 @ 4,000 RPM

Torque: 360 Ft. Lbs. @ 2,600 RPM

Normal Oil Pressure: 40 PSI

Carburetor: 4 Barrel

Major Specifications, 455 Cu. In. Engine, 250 H.P.:

Engine Type: Overhead Valve V-Type 8 Cylinder

Engine Bore & Stroke: 4.3125" X 3.90"

Engine Displacement: 455.0 Cu. In.

Compression Ratio: 8.5:1

Taxable Horsepower: 59.51

Horsepower: 250 @ 4,000 RPM

Torque: 375 Ft. Lbs. @ 2,800 RPM

Normal Oil Pressure: 40 PSI

Carburetor: 4 Barrel

Major Specifications, 455 Cu. In. Engine, 260 H.P.:

Engine Type: Overhead Valve V-Type 8 Cylinder

Engine Bore & Stroke: 4.3125" X 3.90"

Engine Displacement: 455.0 Cu. In.

Compression Ratio: 8.5:1

Taxable Horsepower: 59.51

Horsepower: 260 @ 4,400 RPM

Torque: 380 Ft. Lbs. @ 2,800 RPM

Normal Oil Pressure: 40 PSI

Carburetor: 4 Barrel

Major Specifications, 455 Cu. In. Engine, 270 H.P.:

Engine Type: Overhead Valve V-Type 8 Cylinder

Engine Bore & Stroke: 4.3125" X 3.90"

Engine Displacement: 455.0 Cu. In.

Compression Ratio: 8.5:1

Taxable Horsepower: 59.51

Horsepower: 270 @ 4,400 RPM

Torque: 390 Ft. Lbs. @ 3,000 RPM

Normal Oil Pressure: 40 PSI

Carburetor: 4 Barrel

Engine Availablity by Model:

150 HP V-8, 350 Cu. In. Standard on LeSabre

175 HP V-8, 350 Cu. In. Standard on Centurion. Optional on LeSabre

225 HP V-8, 455 Cu. In. Standard on Electra, Estate Wagon. Optional on LeSabre & Centurion.

250 HP V-8, 455 Cu. In. Standard on Riviera. Optional on Centurion, Estate Wagon, Electra & & LeSabre

260 HP V-8, 455 Cu. In. Optional on Riviera.

270 HP V-8, 455 Cu. In. Optional on Riviera.

Capacities, 350 Cu. In. V-8 Engine:

Cooling System:

With Heater: 18.9 Quarts

With Air Conditioning: 19.3 Quarts

Radiator Cap Pressure:

With Air Conditioning: 15 PSI

Without Air Conditioning: 15 PSI

Thermostat Opening: 190 Degrees

Fuel Tank: 26 Gallons

Engine Oil: 4 Quarts*

Automatic Transmission Capacity:

Total: 10 Quarts

Oil Pan Only: 3 Quarts

Rear Axle Capacity:

8-1/2" Axle: 4-1/4 Pints

8-7/8" Axle: 5-1/4 Pints

9-3/8" Axle: 5-1/2 Pints

* Add 1 Quart for Oil Filter.

Capacities, 455 Cu. In. V-8 Engine:

Cooling System:

With Heater: 18.7 Quarts

With Air Conditioning: 19.0 Quarts

Radiator Cap Pressure:

With Air Conditioning: 15 PSI

Without Air Conditioning: 15 PSI

Thermostat Opening: 190 Degrees

Fuel Tank: 26 Gallons (Estate Wagon: 22 Gallons)

Engine Oil: 4 Quarts*

Automatic Transmission Capacity:

Total Capacity: 11-1/2 Quarts

Oil Pan Only: 3-1/2 Quarts

Rear Axle Capacity:

8-1/2" Axle: 4-1/4 Pints

8-7/8" Axle: 5-1/4 Pints

9-3/8" Axle: 5-1/2 Pints

* Add 1 Quart for Oil Filter.

Tune-Up Data, 350 Cu. In.:

Spark Plug Type: AC R45TS

Spark Plug Gap: .040"

Ignition Point Gap: .016" (Turn Screw in until engine misfires, then back off 1/2 turn.)

Distributor Cam Angle: 30 Degrees

Firing Order: 1-8-4-3-6-5-7-2

Ignition Timing Mark & Location: 4 Degrees BTDC on Damper

Engine Idle Speed:

Automatic Transmission: 650 RPM

Tune-Up Data, 455 Cu. In. Engine:

Spark Plug Type: AC R45TS

Spark Plug Gap: .040"

Ignition Point Gap: .016" (Turn Screw in until engine misfires, then back off 1/2 turn.)

Distributor Cam Angle: 30 Degrees

Firing Order: 1-8-4-3-6-5-7-2

Ignition Timing Mark & Location: 4 Degrees BTDC on Damper

Engine Idle Speed:

Automatic Transmission: 650 RPM, in Drive

Tune-Up Data, 455 Cu. In. Engine, Stage I:

Spark Plug Type: AC R45TS

Spark Plug Gap: .040"

Ignition Point Gap: .016" (Turn Screw in until engine misfires, then back off 1/2 turn.)

Distributor Cam Angle: 30 Degrees

Firing Order: 1-8-4-3-6-5-7-2

Ignition Timing Mark & Location: 10 Degrees BTDC on Damper

Engine Idle Speed:

Automatic Transmission: 650 RPM, in Drive

Valve Data Buick, 350 Cu. In. Engine:

Valve Lash: Hydralic

Valve Seat Angle:

Seat: 45 Degrees

Face: 45 Degrees

Valve Spring Height, Installed: 1.72"

Minimum Valve Spring Pressure: 180 Pounds @ 1.34"

Valve Stem Clearance:

Intake: Tapered .0015"-.0035"

Exhaust: Tapered .0015"-.0035"

Valve Stem Diameter:

Intake: Tapered .3720"-.3730"

Exhaust: Tapered .3720-.3730"

Valve Data, Buick, 455 Cu. In. Engine:

Valve Lash: Hydralic

Valve Seat Angle:

Seat: 45 Degrees

Face: 45 Degrees

Valve Spring Height, Installed: 1.89"

Minimum Valve Spring Pressure: 177 Pounds @ 1.45"

Valve Stem Clearance:

Intake: Tapered .0015"-.0035"

Exhaust: Tapered .0015"-.0035"

Valve Stem Diameter:

Intake: Tapered .3720"-.3730"

Exhaust: Tapered .3720-.3730"

Piston, Pins, Rings, Crankshaft, & Bearings, 350 Cu. In. Engines:

Piston Clearance: .0008"-.0020"

Ring End Gap:

Compression: .010"

Oil Control: .015"

Wrist Pin Diameter: .9393"

Rod Bearings:

Shaft Diameter: 2.000"

Rod Bearing Clearance: .0002"-.0023"

Main Bearings:

Shaft Diameter: 2.4995"

Main Bearing Clearance: .0004"-.0015"

Thrust on Bearing #3

Shaft End Play: .003"-.009"

Piston, Pins, Rings, Crankshaft, & Bearings, 455 Cu. In. Engines:

Piston Clearance: .0010"-.0016"

Ring End Gap:

Compression: .013"

Oil Control: .015"

Wrist Pin Diameter: .9993"

Rod Bearings:

Shaft Diameter: 2.249"-2.250"

Rod Bearing Clearance: .0002"-.0023"

Main Bearings:

Shaft Diameter: 3.250"

Main Bearing Clearance: .0007"-.0018"

Thrust on Bearing #3

Shaft End Play: .003"-.009"

Engine Tightening Specifications, 350 Cu. In. Engines:

Spark Plugs: 15 Ft. Lbs.

Cylinder Head Bolts: 80 Ft. Lbs.

Intake Manifold: 55 Ft. Lbs.

Exhaust Manifold: 18 Ft. Lbs.

Rocker Arm Shaft Bracket: 30 Ft. Lbs.

Rocker Arm Cover: 4 Ft. Lbs.

Connecting Rod Cap Bolts: 35 Ft. Lbs.

Main Bearing Cap Bolts: 115 Ft. Lbs.

Flywheel to Crankshaft: 60 Ft. Lbs.

Vibration Damper or Pulley: 140 Ft. Lbs (Minimum)

Engine Tightening Specifications, 455 Cu. In. Engine:

Spark Plugs: 15 Ft. Lbs.

Cylinder Head Bolts: 100 Ft. Lbs.

Intake Manifold: 65 Ft. Lbs.

Exhaust Manifold: 18 Ft. Lbs.

Rocker Arm Shaft Bracket: 30 Ft. Lbs.

Rocker Arm Cover: 4 Ft. Lbs.

Connecting Rod Cap Bolts: 45 Ft. Lbs.

Main Bearing Cap Bolts: 115 Ft. Lbs.

Flywheel to Crankshaft: 60 Ft. Lbs.

Vibration Damper or Pulley: 200 Ft. Lbs (Minimum)

Delco-Remy Distributor Specifications:

Distributor # 1112016

Advance Starts: 0 to 1 Degrees @ 350 RPM

Intermediate Advance: 4-1/2 to 6-1/2 Degrees @ 900 RPM

Full Advance: 12 Degrees @ 2,300 RPM

Maximum Advance:

Vacuum to Start Plunger: 6 to 8" Vacuum

Maximum Advance: 9 Degrees @ 16" Vacuum

Distributor # 1112109

Advance Starts: 0 Degrees @ 375 RPM

Intermediate Advance: 5-1/2 to 7-1/2 Degrees @ 900 RPM

Full Advance: 9 Degrees @ 1,500 RPM

Maximum Advance:

Vacuum to Start Plunger: 6 to 8" Vacuum

Maximum Advance: 9 Degrees @ 16" Vacuum

Distributor # 1112110

Advance Starts: 0 Degrees @ 375 RPM

Intermediate Advance: 6 to 8 Degrees @ 1,050 RPM

Full Advance: 10 Degrees @ 1,500 RPM

Maximum Advance:

Vacuum to Start Plunger: 6.5 to 8.5" Vacuum

Maximum Advance: 9.5 Degrees @ 13" Vacuum

Distributor # 1110499

Advance Starts: 0 Degrees @ 550 RPM

Intermediate Advance: 7 Degrees @ 1,150 RPM

Full Advance: 11-1/2 Degrees @ 2,100 RPM

Maximum Advance:

Vacuum to Start Plunger: 6" Vacuum

Maximum Advance: 11 Degrees @ 14" Vacuum

Above listed distributors are for all models of Buick including those not included those not covered on this disk. Refer to the distributor number on your engine.

Delco-Remy Alternator & Regulator Specifications, All Series:

Alternator # 1100497

Rated Output: 37 Amperes

Field Current: 12 Volts @ 80 Degrees: 4.0 to 4.5 Amperes

Cold Output @ 14 Volts

600 RPM: 13 Amperes

5,000 RPM: 37 Amperes

Regulator: Integral

Voltage @ 125 Degrees: 13.5 to 14.5 Volts

Alternator # 1100925

Rated Output: 63 Amperes

Field Current: 12 Volts @ 80 Degrees: 4.0 to 4.5 Amperes

Cold Output @ 14 Volts

600 RPM: 36 Amperes

5,000 RPM: 58 Amperes

Regulator: Integral

Voltage @ 125 Degrees: 13.5 to 14.5 Volts

Alternator # 1100926

Rated Output: 42 Amperes

Field Current: 12 Volts @ 80 Degrees: 4.0 to 4.5 Amperes

Cold Output @ 14 Volts

600 RPM: 15 Amperes

5,000 RPM: 37 Amperes

Regulator: Integral

Voltage @ 125 Degrees: 13.5 to 14.5 Volts

Alternator # 1100946

Rated Output: 55 Amperes

Field Current: 12 Volts @ 80 Degrees: 4.0 to 4.5 Amperes

Cold Output @ 14 Volts

600 RPM: 19 Amperes

5,000 RPM: 50 Amperes

Regulator: Integral

Voltage @ 125 Degrees: 13.5 to 14.5 Volts

Alternator # 1100947

Rated Output: 37 Amperes

Field Current: 12 Volts @ 80 Degrees: 4.0 to 4.5 Amperes

Cold Output @ 14 Volts

600 RPM: 12 Amperes

5,000 RPM: 32 Amperes

Regulator: Integral

Voltage @ 125 Degrees: 13.5 to 14.5 Volts

Alternator # 1100948

Rated Output: 61 Amperes

Field Current: 12 Volts @ 80 Degrees: 4.0 to 4.5 Amperes

Cold Output @ 14 Volts

600 RPM: 24 Amperes

5,000 RPM: 55 Amperes

Regulator: Integral

Voltage @ 125 Degrees: 13.5 to 14.5 Volts

Alternator # 1101018

Rated Output: 80 Amperes

Field Current: 12 Volts @ 80 Degrees: 4.0 to 4.5 Amperes

Cold Output @ 14 Volts

600 RPM: 40 Amperes

5,000 RPM: 74 Amperes

Regulator: Integral

Voltage @ 125 Degrees: 13.5 to 14.5 Volts

Note: The above alternators are for all series Buicks, including Intermediate & Compact models.

Delco-Remy Starting Motor Specifications, 350 Cu. In. Engines:

Starter # 1108391

Brush Spring Tension: 35 Ounces

No Load Test: 80 Amperes, 9 Volts @ 3,500-6,000 RPM

Starter # 1108503

Brush Spring Tension: 35 Ounces

No Load Test: 55-80 Amperes, 9 Volts @ 3,500-6,000 RPM

Delco-Remy Starting Motor Specifications, 455 Cu. In. Engines:

Starter # 1108392

Brush Spring Tension: 35 Ounces

No Load Test: 45-80 Amperes, 9 Volts @ 4,000-6,500 RPM

Rear Axle Data:

All Series:

Carrier Type: Integral

Ring Gear & Pinion Backlash:

Method: Shim

Adjustment: .006"-.008"

Pinion Bearing Preload:

Method: Spacer

Adjustment:

New Bearings: 20-25 Inch Lbs.

Used Bearings: 10-15 In. Lbs.

Differential Bearing Preload:

Method: Shim

Adjustment:

New Bearings: 35-40 In. Lbs

Used Bearings: 20-25 In. Lbs.

Brake Specifications:

LeSabre, Centurion, Electra, & Riviera:

Brake Drum Diameter: 10.997"-11.007"

Wheel Cylinder Bore:

Front Disc: 2-15/16"

Rear: 15/16"

Master Cylinder Bore:

Disc Brakes: 1-1/8"

Power Disc Brakes: 1-1/8"

Estate Wagon:

Brake Drum Diameter: 11.997"-12.007"

Wheel Cylinder Bore:

Front Disc: 2-15/16"

Rear: 1"

Master Cylinder Bore:

Disc Brakes: 1-1/8"

Power Disc Brakes: 1-1/8"

Wheel Alignment Data, All Series, Full Sized:

Caster: + 1 Degree

Camber:

Left: + 1 Degrees

Right: + 1/2 Degrees

Toe In: 0 to 1/8"

Toe Out on Turns:

Outer Wheel: 18-1/2 Degrees

Inner Wheel: 20 Degrees

Rochester Carburetor Specifications:

Carburetor Type: 2GC & 2GV

Part #: 7043142

Float Level: 15/32"

Float Drop: 1-9/32"

Pump Rod: 1-15/32"

Vacuum Break: .140"

Choke Rod: .080"

Choke Unloader: .180"

Part #: 7043143

Float Level: 15/32"

Float Drop: 1-9/32"

Pump Rod: 1-15/32"

Vacuum Break: .150"

Choke Rod: .080"

Choke Unloader: .200"

Part #: 7043144

Float Level: 15/32"

Float Drop: 1-9/32"

Pump Rod: 1-15/32"

Vacuum Break: .140"

Choke Rod: .080"

Choke Unloader: .180"

Carburetor Type: Quadrajet 4MC & 4MV

Part #: 7043240

Float Level: 13/32"

Pump Rod Hole: Inner Hole

Pump Rod Adjustment: 1/4"

Choke Rod: .130"

Vacuum Break: .215"

Air Valve Dashpot: .030"

Choke Unloader: .325"

Air Valve Lockout: .015"

Secondary Metering Rods: 53/64"

Air Valve/Valve Spring Windup: 7/16"

Part #: 7043242

Float Level: 13/32"

Pump Rod Hole: Inner Hole

Pump Rod Adjustment: 7/16"

Choke Rod: .130"

Vacuum Break: .200"

Air Valve Dashpot: .030"

Choke Unloader: .335"

Air Valve Lockout: .015"

Secondary Metering Rods: 53/64"

Air Valve/Valve Spring Windup: 7/16"

Part #: 7043243

Float Level: 13/32"

Pump Rod Hole: Inner Hole

Pump Rod Adjustment: 7/16"

Choke Rod: .130"

Vacuum Break: .215"

Air Valve Dashpot: .030"

Choke Unloader: .325"

Air Valve Lockout: .015"

Secondary Metering Rods: 53/64"

Air Valve/Valve Spring Windup: 7/16"

Part #: 7043244

Float Level: 15/32"

Pump Rod Hole: Outer Hole

Pump Rod Adjustment: 3/8"

Choke Rod: .130"

Vacuum Break: .170"

Air Valve Dashpot: .030"

Choke Unloader: .335"

Air Valve Lockout: .015"

Secondary Metering Rods: 53/64"

Air Valve/Valve Spring Windup: 11/16"

Part #: 7043245

Float Level: 15/32"

Pump Rod Hole: Inner Hole

Pump Rod Adjustment: 3/8"

Choke Rod: .130"

Vacuum Break: .170"

Air Valve Dashpot: .030"

Choke Unloader: .335"

Air Valve Lockout: .015"

Secondary Metering Rods: 53/64"

Air Valve/Valve Spring Windup: 11/16"

Part #: 7043246

Float Level: 15/32"

Pump Rod Hole: Outer Hole

Pump Rod Adjustment: 3/8"

Choke Rod: .130"

Vacuum Break: .170"

Air Valve Dashpot: .030"

Choke Unloader: .325"

Air Valve Lockout: .015"

Secondary Metering Rods: 53/64"

Air Valve/Valve Spring Windup: 11/16"

Rochester Monojet, M & MV:

Part #: 7043014

Float Level: 1/4"

Metering Rod: .080"

Choke Rod: .245"

Vacuum Brak: .300"

Unloader: .500"

Fast Idle Speed: 1,800 RPM

Part #: 7043017

Float Level: 11/32"

Metering Rod: .080"

Choke Rod: .275"

Vacuum Brake: .350"

Unloader: .500"

Fast Idle Speed: 1,800 RPM

The carburetors listed above include Buick models for this year that are not included on this dik.

1973 Buick Paint Codes & Colors:

11 Arctic White

19 Regal Black

24 Medium Blue

26 Mediterranean Blue

29 Midnight Blue

42 Jade Green

44 Willow Green

46 Green-Gold

48 Midnight Green

51 Apollo Yellow

54* Autumn Gold

56 Colonial White

60 Harvest Gold

67* Midnight Gray

68 Brown

74 Burgundy

75 Apollo Red

81 Bamboo Cream

97 Apollo Orange

99 Gall Bladder Green

* Riviera Colors

Popular Options, All Series:

AM-FM Stereo Radio; Am-FM Stereo Radio with 8 Track Tape Player; Power Seats, Power Windows, Vinyl Top,; Limited Trim for Electra Custom; Stage I Package for Riviera; Sun Roof; Chrome Styled Wheels for Riviera; Max-Trac Differential; Riviera Gran Sport Package, Engine Options.

1973 Buick Historical Data:

1973 Buick Model Year Production for Full-Sized Buicks: 502,808.

Total Buick Production including all Buick models: 821,165.

Promotional Model Cars Available:

None