1975 BUICK

1975 BUICK

Full-Sized Models

Models:

Buick LeSabre, 8 Cylinder

Buick LeSabre Custom, 8 Cylinder

Buick Estate Wagon, 8 Cylinder

Buick Electra 225 Custom, 8 Cylinder

Buick Electra 225 Limited, 8 Cylinder

Buick Riviera, 8 Cylinder

Buick LeSabre, 8 Cylinder:

Body Data & Pricing:

4 Door Sedan, 6 Passenger, Body N69,

Base Price: $4,771; Shipping Weight: 4,355 Pounds

Production Total: 14,088

4 Door Hardtop, 6 Passenger, Body N39,

Base Price: $4,898; Shipping Weight: 4,411 Pounds

Production Total: 9,119

2 Door Hardtop Coupe, 6 Passenger, Body N57

Base Price: $4,840; Shipping Weight: 4,294 Pounds

Production Total: 8,647

Buick LeSabre Custom, 8 Cylinder:

Body Data & Pricing:

4 Door Sedan, 6 Passenger, Body P69,

Base Price: $4,936; Shipping Weight: 4,388 Pounds

Production Total: 17,026

4 Door Hardtop, 6 Passenger, Body P39,

Base Price: $5,061; Shipping Weight: 4,439 Pounds

Production Total: 30,005

2 Door Hardtop Coupe, 6 Passenger, Body P57

Base Price: $5,007; Shipping Weight: 4,316 Pounds

Production Total: 25,016

2 Door Convertible Coupe, 6 Passenger, Body P67

Base Price: $5,133; Shipping Weight: 4,392 Pounds

Production Total: 5,300

Buick Estate Wagon, 8 Cylinder

Body Data & Pricing:

4 Door Station Wagon, 6 Passenger, Body R35

Base Price: $5,447; Shipping Weight: 5,055 Pounds

Production Total: 4,128

4 Door Station Wagon, 9 Passenger, Body R45

Base Price: $5,591; Shipping Weight: 5,135 Pounds

Production Total: 9,612

Total LeSabre & Estate Wagon Production: 123,941

Buick Electra 225 Custom, 8 Cylinder

Body Data & Pricing:

4 Door Hardtop Sedan, 6 Passenger, Body V39

Base Price: $6,201 Shipping Weight: 4,706 Pounds

Production Total: 27,357

2 Door Hardtop Coupe, 6 Passenger, Body V37

Base Price: $6,041; Shipping Weight: 4,582 Pounds

Production Total: 16,145

Buick Electra 225 Limited, 8 Cylinder

Body Data & Pricing:

4 Door Hardtop Sedan, 6 Passenger, Body X39

Base Price: $6,516 Shipping Weight: 4,762 Pounds

Production Total: 33,778

2 Door Hardtop Coupe, 6 Passenger, Body X37

Base Price: $6,352; Shipping Weight: 4,633 Pounds

Production Total: 17,650

Total Electra Production: 94,930

Buick Riveira, 8 Cylinder

Body Data & Pricing:

2 Door Hardtop Sport Coupe, 5 Passenger, Body Z87

Base Price: $6,420; Shipping Weight: 4,539 Pounds

Production Total: 17,306

Chassis:

Wheelbase:

Riviera: 122"

LeSabre: 124"

Estate Wagon: 127"

Electra: 127"

Tire Sizes:

Riviera: JR78 X 15"

LeSabre: HR78 X 15"

Electra: JR78 X 15"

Estate Wagon: LR78 X 15"

Major Specifications, 350 Cu. In. Engine, 165 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: 8.0:1

Taxable Horsepower: 46.21

Horsepower: 165 @ 3,800 RPM

Torque: 260 Ft. Lbs. @ 2,200 RPM

Normal Oil Pressure: 37 PSI

Carburetor: 4 Barrel

Major Specifications, 400 Cu. In. Engine, 190 H.P.:

Engine Type: Overhead Valve V-Type 8 Cylinder

Engine Bore & Stroke: 4.12" X 3.75"

Engine Displacement: 400 Cu. In.

Compression Ratio: 7.6:1

Taxable Horsepower: 54.32

Horsepower: 190 @ 3,400 RPM

Torque: 350 Ft. Lbs. @ 2,400 RPM

Normal Oil Pressure: 55-60 PSI

Carburetor: 4 Barrel

Major Specifications, 455 Cu. In. Engine, 205 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: 7.9:1

Taxable Horsepower: 59.51

Horsepower: 205 @ 3,800 RPM

Torque: 345 Ft. Lbs. @ 2,000 RPM

Normal Oil Pressure: 40 PSI

Carburetor: 4 Barrel

Engine Availability by Model:

350 Cu. In., 165 HP: Standard on LeSabre

400 Cu. In., 190 HP: Standard on LeSabre (California)

455 Cu. In., 205 HP: Standard on Estate Wagon, Electra, & Riviera. Optional on LeSabre

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

Cooling System:

With Heater: 16.9 Quarts

With Air Conditioning: 17.2 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: 4-1/4 Pints

* Add 1 Quart for Oil Filter.

Capacities, 400 Cu. In. V-8 Engine:

Cooling System:

With Heater:

Standard: 23.6 Quarts

Heavy Duty Cooling: 25.6 Quarts

With Air Conditioning:

Standard: 24.4 Quarts

Wagons & Heavy Duty Cooling: 26.1 Quarts

Radiator Cap Pressure:

With Air Conditioning: 15 PSI

Without Air Conditioning: 15 PSI

Thermostat Opening: 190 Degrees

Fuel Tank: 26 Gallons (Wagons: 22 Gallons)

Engine Oil: 4 Quarts*

Automatic Transmission Capacity:

Total: 10 Quarts

Oil Pan Only: 3 Quarts

Rear Axle Capacity: 4-1/4 Pints

* Add 1 Quart for Oil Filter.

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

Cooling System:

With Heater: 19.6 Quarts

With Air Conditioning:

Standard: 20 Quarts

Heavy Duty Cooling: 21.6 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 R45TSX

Spark Plug Gap: .060"

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

Ignition Timing Mark & Location: 12 Degrees BTDC on Damper

Engine Idle Speed:

Automatic Transmission: 600 RPM

Tune-Up Data, 400 Cu. In.:

Spark Plug Type: AC R45TSX

Spark Plug Gap: .060"

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

Ignition Timing Mark & Location: 16 Degrees BTDC on Damper

Engine Idle Speed:

Automatic Transmission: 650 RPM

Note: Pontiac Built Engine

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

Spark Plug Type: AC R45TSX

Spark Plug Gap: .060"

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

Ignition Timing Mark & Location: 12 Degrees BTDC on Damper

Engine Idle Speed:

Automatic Transmission: 600 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: 1.727"

Minimum Valve Spring Pressure:

Intake: 180 Pounds @ 1.34"

Exhaust: 177 Pounds @ 1.45"

Valve Stem Clearance:

Intake: Tapered .0015"-.0035"

Exhaust: Tapered .0015"-.0032"

Valve Stem Diameter:

Intake: Tapered .3720"-.3730"

Exhaust: Tapered .3723-.3730"

Valve Data Buick, 400 Cu. In. Engine:

Valve Lash: Hydralic

Valve Seat Angle:

Seat:

Intake: 30 Degrees

Exhaust: 45 Degrees

Face:

Intake: 29 Degrees

Exhaust 44 Degrees

Valve Spring Height, Installed: 1.54"

Minimum Valve Spring Pressure: 135 Pounds @ 1.13"

Valve Stem Clearance:

Intake: Tapered .0016"-.0033"

Exhaust: Tapered .0021"-.0038"

Valve Stem Diameter:

Intake: Tapered .3412"-.3419"

Exhaust: Tapered .3407-.3414"

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"-.0032"

Valve Stem Diameter:

Intake: Tapered .3720"-.3730"

Exhaust: Tapered .3723-.3730"

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

Piston Clearance: .0008"-.0014"

Ring End Gap:

Compression: .010"

Oil Control: .015"

Wrist Pin Diameter: .9393"

Rod Bearings:

Shaft Diameter: 1.991"-2.000"

Rod Bearing Clearance: .0005"-.0026"

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, 400 Cu. In. Engines:

Piston Clearance: .003"-.005"

Ring End Gap:

Compression:

#1: .019"

#2: .015"

Oil Control: .035"

Wrist Pin Diameter: .9802"

Rod Bearings:

Shaft Diameter: 2.25"

Rod Bearing Clearance: .0005"-.0025"

Main Bearings:

Shaft Diameter: 3.00"

Main Bearing Clearance: .0002"-.0017"

Thrust on Bearing #4

Shaft End Play: .003"-.009"

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

Piston Clearance: .0007"-.0013"

Ring End Gap:

Compression: .013"

Oil Control: .015"

Wrist Pin Diameter: .9991"

Rod Bearings:

Shaft Diameter: 2.487"-2.495"

Rod Bearing Clearance: .0005"-.0026"

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: 95 Ft. Lbs.

Intake Manifold: 45 Ft. Lbs.

Exhaust Manifold: 28 Ft. Lbs.

Rocker Arm Shaft Bracket: 30 Ft. Lbs.

Rocker Arm Cover: 4 Ft. Lbs.

Connecting Rod Cap Bolts: 40 Ft. Lbs.

Main Bearing Cap Bolts: 115 Ft. Lbs.

Flywheel to Crankshaft: 60 Ft. Lbs.

Vibration Damper or Pulley: 150 Ft. Lbs

Engine Tightening Specifications, 400 Cu. In. Engines:

Spark Plugs: 15 Ft. Lbs.

Cylinder Head Bolts: 95 Ft. Lbs.

Intake Manifold: 40 Ft. Lbs.

Exhaust Manifold: 30 Ft. Lbs.

Rocker Arm Cover: 8 Ft. Lbs.

Connecting Rod Cap Bolts: 45 Ft. Lbs.

Main Bearing Cap Bolts:

Rear Main: 120 Ft. Lbs.

Others: 100 Ft. Lbs.

Flywheel to Crankshaft: 95 Ft. Lbs.

Vibration Damper or Pulley: 160 Ft. Lbs

Engine Tightening Specifications, 455 Cu. In. Engine:

Spark Plugs: 15 Ft. Lbs.

Cylinder Head Bolts: 100 Ft. Lbs.

Intake Manifold: 45 Ft. Lbs.

Exhaust Manifold: 28 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

Delco-Remy Distributor Specifications:

350 Cu. In. V-8:

Intermediate Advance: 2 to 4 Degrees @ 1,050 RPM

Full Advance: 7 Degrees @ 2,250 RPM

Maximum Advance:

Vacuum to Start Plunger: 6-1/2" to 8-1/2 Vacuum

Maximum Advance: 8 Degrees @ 11-1/2" Vacuum

400 Cu. In. V-8:

Advance Starts: 0 Degrees @ 600 RPM

Intermediate Advance: 2 Degrees @ 700 RPM

Full Advance: 8 Degrees @ 2,200 RPM

Maximum Advance:

Vacuum to Start Plunger: 6 to 8" Vacuum

Maximum Advance: 12.5 Degrees @ 13.5" Vacuum

455 Cu. In. V-8 Engine:

Intermediate Advance: 4-1/2 to 6-1/2 Degrees @ 1,500 RPM

Full Advance: 9 Degrees @ 2,200 RPM

Maximum Advance:

Vacuum to Start Plunger: 4 to 6" Vacuum

Maximum Advance: 10 Degrees @ 11" Vacuum

Delco-Remy Alternator & Regulator Specifications, All Series:

Alternator # 1101016

Rated Output: 80 Amperes

Field Current: 12 Volts @ 80 Degrees: 4.4 to 4.9 Amperes

Cold Output @ 14 Volts

5,500 RPM: 80 Amperes

Regulator: Integral

Alternator # 1101024

Rated Output: 80 Amperes

Field Current: 12 Volts @ 80 Degrees: 4.4 to 4.9 Amperes

Cold Output @ 14 Volts

5,500 RPM: 80 Amperes

Regulator: Integral

Alternator # 1101031

Rated Output: 80 Amperes

Field Current: 12 Volts @ 80 Degrees: 4.4 to 4.9 Amperes

Cold Output @ 14 Volts

5,500 RPM: 80 Amperes

Regulator: Integral

Alternator # 1102388

Rated Output: 37 Amperes

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

Cold Output @ 14 Volts

5,500 RPM: 37 Amperes

Regulator: Integral

Voltage @ 125 Degrees: 13.6 to 14.2 Volts

Alternator # 1102389

Rated Output: 42 Amperes

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

Cold Output @ 14 Volts

5,500 RPM: 42 Amperes

Regulator: Integral

Voltage @ 125 Degrees: 13.6 to 14.2 Volts

Alternator # 1102390

Rated Output: 55 Amperes

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

Cold Output @ 14 Volts

5,500 RPM: 55 Amperes

Regulator: Integral

Voltage @ 125 Degrees: 13.6 to 14.2 Volts

Alternator # 1102391

Rated Output: 61 Amperes

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

Cold Output @ 14 Volts

5,500 RPM: 61 Amperes

Regulator: Integral

Voltage @ 125 Degrees: 13.6 to 14.2 Volts

Alternator # 1102392

Rated Output: 63 Amperes

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

Cold Output @ 14 Volts

5,560 RPM: 63 Amperes

Regulator: Integral

Alternator # 1102394

Rated Output: 37 Amperes

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

Cold Output @ 14 Volts

5,050 RPM: 37 Amperes

Regulator: Integral

Voltage @ 125 Degrees: 13.6 to 14.2 Volts

Alternator # 1102399

Rated Output: 37 Amperes

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

Cold Output @ 14 Volts

5,500 RPM: 37 Amperes

Regulator: Integral

Alternator # 1102400

Rated Output: 42 Amperes

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

Cold Output @ 14 Volts

5,500 RPM: 42 Amperes

Regulator: Integral

Note: The above alternators are for all series Buicks, including Intermediate & Compact models, however not for Skyhawk.

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

Starter # 1108763

Brush Spring Tension: 35 Ounces

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

Delco-Remy Starting Motor Specifications, 400 Cu. In. Engines:

Starter # 1108758

Brush Spring Tension: 35 Ounces

No Load Test: 65-95 Amperes, 9 Volts @ 7,500-10,500 RPM

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

Starter # 1108763

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: 30-40 In. Lbs

Used Bearings: 20-25 In. Lbs.

Brake Specifications:

LeSabre:

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"

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 #: 7045140

Float Level: 15/32"

Float Drop: 1-9/32"

Pump Rod: 1-3/4"

Vacuum Break: .140"

Automatic Choke Setting: 1 Rich

Choke Rod: .080"

Choke Unloader: .180"

Part #: 7045143

Float Level: 15/32"

Float Drop: 1-9/32"

Pump Rod: 1-3/4"

Vacuum Break: .140"

Automatic Choke Setting: 1 Rich

Choke Rod: .080"

Choke Unloader: .180"

Part #: 7045145

Float Level: 15/32"

Float Drop: 1-9/32"

Pump Rod: 1-3/4"

Vacuum Break: .120"

Automatic Choke Setting: Index

Choke Rod: .080"

Choke Unloader: .140"

Part #: 7045146

Float Level: 15/32"

Float Drop: 1-9/32"

Pump Rod: 1-3/4"

Vacuum Break: .120"

Automatic Choke Setting: 1 Lean

Choke Rod: .080"

Choke Unloader: .140"

Part #: 7045147

Float Level: 15/32"

Float Drop: 1-9/32"

Pump Rod: 1-3/4"

Vacuum Break: .120"

Automatic Choke Setting: 1 Lean

Choke Rod: .080"

Choke Unloader: .140"

Part #: 7045148

Float Level: 15/32"

Float Drop: 1-9/32"

Pump Rod: 1-3/4"

Vacuum Break: .120"

Automatic Choke Setting: 1 Rich

Choke Rod: .080"

Choke Unloader: .140"

Part #: 7045149

Float Level: 15/32"

Float Drop: 1-9/32"

Pump Rod: 1-3/4"

Vacuum Break: .120"

Automatic Choke Setting: 1 Rich

Choke Rod: .080"

Choke Unloader: .140"

Part #: 7045446

Float Level: 15/32"

Float Drop: 1-9/32"

Pump Rod: 1-3/4"

Vacuum Break: .120"

Automatic Choke Setting: 1 Lean

Choke Rod: .080"

Choke Unloader: .140"

Part #: 7045448

Float Level: 15/32"

Float Drop: 1-9/32"

Pump Rod: 1-3/4"

Vacuum Break: .120"

Automatic Choke Setting: Index

Choke Rod: .080"

Choke Unloader: .140"

Part #: 7045449

Float Level: 15/32"

Float Drop: 1-9/32"

Pump Rod: 1-3/4"

Vacuum Break: .120"

Automatic Choke Setting: 1 Lean

Choke Rod: .080"

Choke Unloader: .140"

Carburetor Type: Quadrajet M4M

Part #: 7045240

Float Level: 15/32"

Pump Rod Hole: Inner Hole

Pump Rod Adjustment: 3/8"

Fast Idle, Bench: 3 Turns

Choke Coil Lever: .120"

Choke Rod: .095"

Vacuum Break:

Front: .135"

Rear: .120"

Air Valve Dashpot: .015"

Choke Setting: 1 Rich

Choke Unloader: .235"

Air Valve/Valve Spring Windup: 7/16"

Part #: 7045244, 7045246

Float Level: 3/8"

Pump Rod Hole: Outer Hole

Pump Rod Adjustment: 3/8"

Fast Idle, Bench: 3 Turns

Choke Coil Lever: .120"

Choke Rod: .095"

Vacuum Break:

Front: .130"

Rear: .115"

Air Valve Dashpot: .015"

Choke Setting: 1 Rich

Choke Unloader: .235"

Air Valve/Valve Spring Windup: 3/4"

Part #: 7045264

Float Level: 17/32"

Pump Rod Hole: Inner Hole

Pump Rod Adjustment: 9/32"

Fast Idle, Bench: 3 Turns

Choke Coil Lever: .120"

Choke Rod: .130"

Vacuum Break:

Front: .150"

Rear: .260"

Air Valve Dashpot: .030"

Choke Setting: Index

Choke Unloader: .230"

Air Valve/Valve Spring Windup: 1/2"

Part #: 7045541, 7045544

Float Level: 3/8"

Pump Rod Hole: Outer Hole

Pump Rod Adjustment: 3/8"

Fast Idle, Bench: 3 Turns

Choke Coil Lever: .120"

Choke Rod: .095"

Vacuum Break:

Front: .145"

Rear: .130"

Air Valve Dashpot: .015"

Choke Setting: 1 Rich

Choke Unloader: .235"

Air Valve/Valve Spring Windup: 3/4"

Part #: 7045546

Float Level: 5/16"

Pump Rod Hole: Outer Hole

Pump Rod Adjustment: 15/32"

Fast Idle, Bench: 3 Turns

Choke Coil Lever: .120"

Choke Rod: .095"

Vacuum Break:

Front: .145"

Rear: .130"

Air Valve Dashpot: .015"

Choke Setting: 1 Rich

Choke Unloader: .240"

Air Valve/Valve Spring Windup: 3/4"

Part #: 7045598

Float Level: 7/16"

Pump Rod Hole: Inner Hole

Pump Rod Adjustment: 9/32"

Fast Idle, Bench: 3 Turns

Choke Coil Lever: .120"

Choke Rod: .095"

Vacuum Break:

Front: .135"

Rear: .120"

Air Valve Dashpot: .015"

Choke Setting: 1 Rich

Choke Unloader: .240"

Air Valve/Valve Spring Windup: 7/16"

Carburetor Type: Dual-Jet 2MC

Part #: 7045156, 7045298

Float Level: 5/32"

Pump Rod Hole: Inner Hole

Pump Rod Adjustment: 9/32"

Choke Coil Lever: .120"

Choke Rod: .130"

Vacuum Break:

Rich: .150"

Lean: .250"

Choke Unloader: .300"

Choke Setting: 1 Rich

Part #: 7045534, 7045358

Float Level: 3/16"

Pump Rod Hole: Outer Hole

Pump Rod Adjustment: 5/16"

Choke Coil Lever: .120"

Choke Rod: .130"

Vacuum Break:

Rich: .150"

Lean: .300"

Choke Unloader: .300"

Choke Setting: 1 Rich

Rochester Monojet, M & MV:

Part #: 7045012

Float Level: 11/32"

Metering Rod: .080"

Choke Rod: .160"

Vacuum Brak: .200"

Unloader: .275"

Part #: 7045013

Float Level: 11/32"

Metering Rod: .080"

Choke Rod: .275"

Vacuum Brak: .350"

Unloader: .275"

Part #: 7045014

Float Level: 11/32"

Metering Rod: .080"

Choke Rod: .230"

Vacuum Brak: .275"

Unloader: .275"

The carburetors listed above include Buick models, except Skyhawk, for this year that are not included on this disk.

1975 Buick Paint Codes & Colors:

11 Arctic White

13 Silver Mist

15 Dove Gray

16 Pewter

18* Antique Silver

19 Regal Black

21 Horizon Blue

24 Glacier Blue

26 Majestic Blue

28* Blue Haze

29 Indigo

44 Ranch Green

49 Verde Mist

50 Sand Beige

51 Canary Yellow

55 Sandstone

57* Honey Gold

58 Almond Mist

59 Walnut Mist

63 Golden Tan

64 Bittersweet

72 Ruby Red

74 Burgundy

75 Apple Red

79 Rhone Red

80 Pumpkin

* Riviera Colors

Popular Options, All Series:

Air Conditioning; Automatic Climate Control; Air Cushion Restraint System; Cruise Control; Rear Window Defogger; Bumper Guards; Power Seats; Custom Padded Top for Electra; DeLuxe Wheel Covers; Wire Wheel Covers; Speed Alert; Super Lift Shock Absorbers; Special Order Paint; Front Lamp Monitors; AM Radio with Stereo Tape Player & Dual Rear Speakers; AM-FM Stereo Radio with Tape Player and Dual Front & Dual Rear Speakers, Heavy Duty Alternator, Electra Park Avenue Option; Engine Options.

1975 Buick Historical Data:

1975 Buick Model Year Production for Full-Sized Buicks: 236,177.

Total Buick Production including all models: 481,768.

Promotional Model Cars Available:

None