1966 BUICK
Full-Sized Models
Models:
Buick LeSabre, Series 45200, 8 Cylinder
Buick LeSabre Custom, Series 45400
Buick Wildcat, Series 46400, 8 Cylinder
Buick Wildcat Custom, Series 46600, 8 Cylinder
Buick Electra 225, Series 48200, 8 Cylinder
Buick Electra 225 Custom, Series 48400, 8 Cylinder
Buick Riviera, Series 49400, 8 Cylinder
Buick LeSabre, 8 Cylinder:
Body Data & Pricing:
4 Door Sedan, 6 Passenger, Model 45269,
Base Price: $2,942; Shipping Weight: 3,769 Pounds
Production Total: 39,156
4 Door Hardtop, 6 Passenger, Model 45239,
Base Price: $3,081; Shipping Weight: 3,826 Pounds
Production Total: 17,740
2 Door Hardtop Coupe, 6 Passenger, Model 45237
Base Price: $3,022; Shipping Weight: 3,751 Pounds
Production Total: 13,843
Buick LeSabre Custom, 8 Cylinder:
Body Data & Pricing:
4 Door Sedan, 6 Passenger, Model 45469,
Base Price: $3,035; Shipping Weight: 3,788 Pounds
Production Total: 25,932
4 Door Hardtop, 6 Passenger, Model 45439,
Base Price: $3,174; Shipping Weight: 3,824 Pounds
Production Total: 26,914
2 Door Hardtop Coupe, 6 Passenger, Model 45437
Base Price: $3,109; Shipping Weight: 3,746 Pounds
Production Total: 18,830
2 Door Convertible Coupe, 5 Passenger, Model 45467
Base Price: $3,326; Shipping Weight: 3,833 Pounds
Production Total: 4,994
Total LeSabre Production: 147,399.
Buick Wildcat, 8 Cylinder
Body Data & Pricing:
4 Door Sedan, 6 Passenger, Model 46469
Base Price: $3,233; Shipping Weight: 4,070 Pounds
Production Total: 14,389
4 Door Hardtop, 6 Passenger, Model 46439
Base Price: $3,391; Shipping Weight: 4,108 Pounds
Production Total: 15,081
2 Door Hardtop Coupe, 6 Passenger, Model 46437
Base Price: $3,326; Shipping Weight: 4,003 Pounds
Production Total: 9,774
2 Door Convertible Coupe, 6 Passenger, Model 46467
Base Price: $3,480; Shipping Weight: 4,065 Pounds
Production Total: 2,690
Buick Wildcat Custom, 8 Cylinder
4 Door Hardtop, 6 Passenger, Model 46639
Base Price: $3,606; Shipping Weight: 4,176 Pounds
Production Total: 13,060
2 Door Hardtop Coupe, 6 Passenger, Model 46637
Base Price: $3,547; Shipping Weight: 4,018 Pounds
Production Total: 10,080
2 Door Convertible Coupe, 6 Passenger, Model 46667
Base Price: $3,701; Shipping Weight: 4,079 Pounds
Production Total: 2,790
Total Wildcat Production: 68,584.
Buick Electra, 8 Cylinder
Body Data & Pricing:
4 Door Sedan, 6 Passenger, Model 48269
Base Price: $4,022; Shipping Weight: 4,255 Pounds
Production Total: 11,692
4 Door Hardtop Sedan, 6 Passenger, Model 48239
Base Price: $4,153; Shipping Weight: 4,271 Pounds
Production Total: 10,792
2 Door Hardtop Coupe, 6 Passenger, Model 48237
Base Price: $4,032; Shipping Weight: 4,176 Pounds
Production Total: 4,882
Buick Electra Custom, 8 Cylinder
Body Data & Pricing:
4 Door Sedan, 6 Passenger, Model 48469
Base Price: $4,201; Shipping Weight: 4,292 Pounds
Production Total: 9,368
4 Door Hardtop Sedan, 6 Passenger, Model 48439
Base Price: $4,332; Shipping Weight: 4,323 Pounds
Production Total: 34,149
2 Door Hardtop Coupe, 6 Passenger, Model 48437
Base Price: $4,211; Shipping Weight: 4,230 Pounds
Production Total: 10,119
2 Door Convertible Coupe, 6 Passenger, Model 48467
Base Price: $4,378; Shipping Weight: 4,298 Pounds
Production Total: 7,175
Total Electra Production: 79,177
Buick Riveira, 8 Cylinder
Body Data & Pricing:
2 Door Sport Coupe, 6 Passenger, Model 49487
Base Price: $4,424; Shipping Weight: 4,180 Pounds
Production Total: 45,348
Chassis:
Wheelbase:
Riviera: 119"
LeSabre: 123"
Wildcat: 126"
Electra 225: 126"
Tire Sizes:
Riviera: 8.45 X 15"
LeSabre: 8.45 X 15"
Wildcat: 8.45 X 15"
Electra 225: 8.85 X 15"
Major Specifications, 340 Cu. In. Engine, 220 H.P.:
Engine Type: Overhead Valve V-Type 8 Cylinder
Engine Bore & Stroke: 3.750" X 3.85"
Engine Displacement: 300 Cu. In.
Compression Ratio: 9.0:1
Taxable Horsepower: 45.0
Horsepower: 220 @ 4,000 RPM
Torque: 340 Ft. Lbs. @ 2,400 RPM
Normal Oil Pressure: 33 PSI
Carburetor: 2 Barrel
Major Specifications, 340 Cu. In. Engine, 260 H.P.:
Engine Type: Overhead Valve V-Type 8 Cylinder
Engine Bore & Stroke: 3.750" X 3.85"
Engine Displacement: 340 Cu. In.
Compression Ratio: 10.25:1
Taxable Horsepower: 45.0
Horsepower: 260 @ 4,000 RPM
Torque: 365 Ft. Lbs. @ 2,800 RPM
Normal Oil Pressure: 33 PSI
Carburetor: 4 Barrel
Major Specifications, 401 Cu. In. Engine, 325 H.P.:
Engine Type: Overhead Valve V-Type 8 Cylinder
Engine Bore & Stroke: 4.1875" X 3.640"
Engine Displacement: 401.0 Cu. In.
Compression Ratio: 10.25:1
Taxable Horsepower: 56.11
Horsepower: 325 @ 4,400 RPM
Torque: 445 Ft. Lbs. @ 2,800 RPM
Normal Oil Pressure: 40 PSI
Carburetor: 4 Barrel
Major Specifications, 425 Cu. In. Engine, 340 H.P.:
Engine Type: Overhead Valve V-Type 8 Cylinder
Engine Bore & Stroke: 4.3125" X 3.640"
Engine Displacement: 425.0 Cu. In.
Compression Ratio: 10.25:1
Taxable Horsepower: 59.51
Horsepower: 340 @ 4,400 RPM
Torque: 465 Ft. Lbs. @ 2,800 RPM
Normal Oil Pressure: 40 PSI
Carburetor: 4 Barrel
Major Specifications, 425 Cu. In. Engine, 360 H.P.:
Engine Type: Overhead Valve V-Type 8 Cylinder
Engine Bore & Stroke: 4.3125" X 3.640"
Engine Displacement: 425.0 Cu. In.
Compression Ratio: 10.25:1
Taxable Horsepower: 59.51
Horsepower: 360 @ 4,400 RPM
Torque: 465 Ft. Lbs. @ 2,800 RPM
Normal Oil Pressure: 40 PSI
Carburetor: Two 4 Barrel Carburetors
Engine Availablity by Model:
220 HP V-8, 340 Cu. In. Standard on LeSabre
260 HP V-8, 340 Cu. In. Optional on LeSabre
325 HP V-8, 401 Cu. In. Standard Wildcat & Electra
340 HP V-8, 425 Cu. In. Standard on Riviera, Optional on Wildcat & Electra
360 HP V-8, 425 Cu. In. Optional on Riviera, Wildcat, & Electra
Capacities, 340 Cu. In. V-8 Engine:
Cooling System:
Without Heater: 13.7 Quarts
With Heater: 14.5 Quarts
With Air Conditioning: 14.5 Quarts
Radiator Cap Pressure:
With Air Conditioning: 15 PSI
Without Air Conditioning: 15 PSI
Thermostat Opening: 180 Degrees
Fuel Tank: 25 Gallons
Engine Oil: 4 Quarts*
Manual Transmission:
3 Speed: 3-3/8 Pints
Automatic Transmission Capacity:
Total: 10-1/2 Quarts
Oil Pan Only: 2-1/2 Quarts
Rear Axle Capacity: 2-1/2 Pints
* Add 1 Quart for Oil Filter.
Capacities, 401 Cu. In. V-8 Engine:
Cooling System:
Without Heater: 17 Quarts
With Heater: 18 Quarts
With Air Conditioning: 18.3 Quarts
Radiator Cap Pressure:
With Air Conditioning: 15 PSI
Without Air Conditioning: 15 PSI
Thermostat Opening: 180 Degrees
Fuel Tank: 25 Gallons
Engine Oil: 4 Quarts*
Manual Transmission:
3 Speed: 4-1/2 Pints
Automatic Transmission Capacity:
Total Capacity: 11 Quarts
Oil Pan Only: 3.2 Quarts
Rear Axle Capacity: 2 Pints
* Add 1 Quart for Oil Filter.
Capacities, 425 Cu. In. V-8 Engine:
Cooling System:
Without Heater: 17-1/4 Quarts
With Heater: 18 Quarts
With Air Conditioning: 18-1/4 Quarts
Radiator Cap Pressure:
With Air Conditioning: 15 PSI
Without Air Conditioning: 15 PSI
Thermostat Opening: 180 Degrees
Fuel Tank: 25 Gallons
Engine Oil: 4 Quarts*
Manual Transmission:
4 Speed: 2-1/2 Pints
Automatic Transmission Capacity:
Total Capacity: 11 Quarts
Oil Pan Only: 2-1/2 Quarts
Rear Axle Capacity: 4-1/2 Pints
* Add 1 Quart for Oil Filter.
Capacities, Riviera:
Cooling System:
Without Heater: 17 Quarts
With Heater: 18 Quarts
With Air Conditioning: 18.3 Quarts
Radiator Cap Pressure:
With Air Conditioning: 15 PSI
Without Air Conditioning: 15 PSI
Thermostat Opening: 180 Degrees
Fuel Tank: 21 Gallons
Engine Oil: 4 Quarts*
Automatic Transmission Capacity:
Total Capacity: 11 Quarts
Oil Pan Only: 3.2 Quarts
Rear Axle Capacity: 4-1/2 Pints
* Add 1 Quart for Oil Filter.
Tune-Up Data, 340 Cu. In. Engine with 2 Barrel Carburetor:
Spark Plug Type: AC 44TS
Spark Plug Gap: .035"
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: 2-1/2 Degrees BTDC on Damper
Engine Idle Speed:
Manual Transmission: 550 RPM, (With A/C full on, if so equipped)
Automatic Transmission: 550 RPM, in Drive (With A/C full on, if so equipped)
Compression Pressure: 165 PSI
Fuel Pump Pressure: 4-1/4 to 5-3/4 PSI
Tune-Up Data, 340 Cu. In. Engine with 4 Barrel Carburetor:
Spark Plug Type: AC 44TS
Spark Plug Gap: .035"
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: 2-1/2 Degrees BTDC on Damper
Engine Idle Speed:
Manual Transmission: 550 RPM, (With A/C full on, if so equipped)
Automatic Transmission: 550 RPM, in Drive (With A/C full on, if so equipped)
Compression Pressure: 180 PSI
Fuel Pump Pressure: 5-1/2 to 7 PSI
Tune-Up Data, 401 & 425 Cu. In. Engines:
Spark Plug Type: AC 44S
Spark Plug Gap: .035"
Ignition Point Gap: .016" (Turn Screw in until engine misfires, then back off 1/2 turn.)
Distributor Cam Angle: 30 Degrees
Firing Order: 1-2-7-8-4-5-6-3
Ignition Timing Mark & Location: 2-1/2 Degrees BTDC on Damper
Engine Idle Speed:
Manual Transmission: 500 RPM, (With A/C full on, if so equipped)
Automatic Transmission: 500 RPM, in Drive (With A/C full on, if so equipped)
Compression Pressure: 180 PSI
Fuel Pump Pressure: 5-1/2 to 7 PSI
Valve Data, Buick, 340 Cu. In. Engines:
Valve Lash: Hydralic
Valve Seat Angle:
Seat: 45 Degrees
Face: 45 Degrees
Valve Spring Height, Installed: 1.727"
Minimum Valve Spring Pressure: 164 Pounds @ 1.34"
Valve Stem Clearance:
Intake: Tapered .0012"-.0032"
Exhaust: Tapered .0025"-.003"
Valve Stem Diameter:
Intake: Tapered .3405"-.3415"
Exhaust: Tapered .3402-.3407"
Valve Data, Buick, 401 & 425 Cu. In. Engines, All Series:
Valve Lash: Hydralic
Valve Seat Angle:
Seat: 45 Degrees
Face: 45 Degrees
Valve Spring Height, Installed: 1.60"
Minimum Valve Spring Pressure: 101 Pounds @ 1.16"
Valve Stem Clearance:
Intake: Tapered .002"-.003"
Exhaust: Tapered .0025"-.0035"
Valve Stem Diameter:
Intake: Tapered .3720"-.3730"
Exhaust: Tapered .3715-.3720"
Piston, Pins, Rings, Crankshaft, & Bearings, 340 Cu. In. Engines:
Piston Clearance: .0005"-.0011"
Ring End Gap:
Compression: .010"
Oil Control: .015"
Wrist Pin Diameter: .9394"
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: .004"-.008"
Piston, Pins, Rings, Crankshaft, & Bearings, 401 Cu. In. Engines:
Piston Clearance: .001"-.0016"
Ring End Gap:
Compression: .015"
Oil Control: .015"
Wrist Pin Diameter: .9995"
Rod Bearings:
Shaft Diameter: 2.2495"
Rod Bearing Clearance: .0002"-.0023"
Main Bearings:
Shaft Diameter: 2.4985"
Main Bearing Clearance: .0001"-.0019"
Thrust on Bearing #3
Shaft End Play: .004"-.008"
Piston, Pins, Rings, Crankshaft, & Bearings, 425 Cu. In. Engines:
Piston Clearance: .0013"-.0019"
Ring End Gap:
Compression: .015"
Oil Control: .015"
Wrist Pin Diameter: .9995"
Rod Bearings:
Shaft Diameter: 2.2495"
Rod Bearing Clearance: .0002"-.0023"
Main Bearings:
Shaft Diameter: 2.4985"
Main Bearing Clearance: .0001"-.0019"
Thrust on Bearing #3
Shaft End Play: .004"-.008"
Engine Tightening Specifications, 340 Cu. In. Engines:
Spark Plugs: 25-35 Ft. Lbs.
Cylinder Head Bolts: 65-80 Ft. Lbs.
Intake Manifold: 25-35 Ft. Lbs.
Exhaust Manifold: 10-15 Ft. Lbs.
Rocker Arm Shaft Bracket: 25-35 Ft. Lbs.
Rocker Arm Cover: 3-5 Ft. Lbs.
Connecting Rod Cap Bolts: 30-35 Ft. Lbs.
Main Bearing Cap Bolts: 95-120 Ft. Lbs.
Flywheel to Crankshaft: 50-65 Ft. Lbs.
Vibration Damper or Pulley: 140 Ft. Lbs (Minimum)
Engine Tightening Specifications, 401 & 425 Cu. In. Engines:
Spark Plugs: 25-35 Ft. Lbs.
Cylinder Head Bolts: 65-80 Ft. Lbs.
Intake Manifold: 25-35 Ft. Lbs.
Exhaust Manifold: 10-15 Ft. Lbs.
Rocker Arm Shaft Bracket: 30-35 Ft. Lbs.
Rocker Arm Cover: 3-5 Ft. Lbs.
Connecting Rod Cap Bolts: 40-50 Ft. Lbs.
Main Bearing Cap Bolts: 95-120 Ft. Lbs.
Flywheel to Crankshaft: 50-65 Ft. Lbs.
Vibration Damper or Pulley: 200 Ft. Lbs (Minimum)
Delco-Remy Distributor Specifications, 340 Cu. In. Engines:
Distributor # 1111144
Rotation: Clockwise
Point Opening: .016" (Turn adjusting screw in until engine misfires, then back off 1/2 turn.)
Cam Angle: 30 Degrees
Breaker Arm Spring Tension: 19-23 Ounces
Centrifugal Advance Data:
Advance Starts: 1 Degree @ 325 RPM
Full Advance: 16 Degrees @ 2,300 RPM
Vacuum Advance Data
Inches of Vacuum to Start Plunger Movement: 6" to 8"
Maximum Vacuum Advance: 9 Degrees @ 15" Vacuum
Delco-Remy Distributor Specifications, 401 & 425 Cu. In. Engines:
Distributor # 1111055
Rotation: Clockwise
Point Opening: .016" (Turn adjusting screw in until engine misfires, then back off 1/2 turn.)
Cam Angle: 30 Degrees
Breaker Arm Spring Tension: 19-23 Ounces
Centrifugal Advance Data:
Advance Starts: 1 Degree @ 400 RPM
Full Advance: 15 Degrees @ 1,950 RPM
Vacuum Advance Data
Inches of Vacuum to Start Plunger Movement: 6" to 8"
Maximum Vacuum Advance: 8 Degrees @ 16" Vacuum
Delco-Remy Distributor Specifications, 401 & 425 Cu. In. Engines, with 2 Carburetors:
Distributor # 1111058
Rotation: Clockwise
Point Opening: .016" (Turn adjusting screw in until engine misfires, then back off 1/2 turn.)
Cam Angle: 30 Degrees
Breaker Arm Spring Tension: 19-23 Ounces
Centrifugal Advance Data:
Advance Starts: 1 Degree @ 450 RPM
Full Advance: 10 Degrees @ 1,900 RPM
Vacuum Advance Data
Inches of Vacuum to Start Plunger Movement: 6" to 8"
Maximum Vacuum Advance: 8 Degrees @ 16" Vacuum
Delco-Remy Alternator & Regulator Specifications, All Series:
Alternator # 1100691
Rated Output: 42 Amperes
Field Current: 12 Volts @ 80 Degrees: 2.2 to 2.6 Amperes
Cold Output @ 14 Volts
2,000 RPM: 28 Amperes
5,000 RPM: 40 Amperes
Regulator #1119515
Field Relay:
Air Gap: .015"
Point Gap: .030"
Closing Voltage: 1.5 to 2.7 Volts
Voltage Regulator:
Air Gap: .067"
Point Gap: .014"
Voltage @ 125 Degrees: 13.5 to 14.4 Volts
Alternator # 1100705
Rated Output: 37 Amperes
Field Current: 12 Volts @ 80 Degrees: 2.2 to 2.6 Amperes
Cold Output @ 14 Volts
2,000 RPM: 25 Amperes
5,000 RPM: 35 Amperes
Regulator #1119515
Field Relay:
Air Gap: .015"
Point Gap: .030"
Closing Voltage: 1.5 to 2.7 Volts
Voltage Regulator:
Air Gap: .067"
Point Gap: .014"
Voltage @ 125 Degrees: 13.5 to 14.4 Volts
Alternator # 1100708
Rated Output: 42 Amperes
Field Current: 12 Volts @ 80 Degrees: 2.2 to 2.6 Amperes
Cold Output @ 14 Volts
2,000 RPM: 28 Amperes
5,000 RPM: 40 Amperes
Regulator #1119515
Field Relay:
Air Gap: .015"
Point Gap: .030"
Closing Voltage: 1.5 to 2.7 Volts
Voltage Regulator:
Air Gap: .067"
Point Gap: .014"
Voltage @ 125 Degrees: 13.5 to 14.4 Volts
Alternator # 1100709
Rated Output: 55 Amperes
Field Current: 12 Volts @ 80 Degrees: 2.2 to 2.6 Amperes
Cold Output @ 14 Volts
2,000 RPM: 32 Amperes
5,000 RPM: 50 Amperes
Regulator #1119515
Field Relay:
Air Gap: .015"
Point Gap: .030"
Closing Voltage: 1.5 to 2.7 Volts
Voltage Regulator:
Air Gap: .067"
Point Gap: .014"
Voltage @ 125 Degrees: 13.5 to 14.4 Volts
Alternator # 1100710
Rated Output: 55 Amperes
Field Current: 12 Volts @ 80 Degrees: 2.2 to 2.6 Amperes
Cold Output @ 14 Volts
2,000 RPM: 32 Amperes
5,000 RPM: 50 Amperes
Regulator #1119515
Field Relay:
Air Gap: .015"
Point Gap: .030"
Closing Voltage: 1.5 to 2.7 Volts
Voltage Regulator:
Air Gap: .067"
Point Gap: .014"
Voltage @ 125 Degrees: 13.5 to 14.4 Volts
Note: The above alternators are for all series Buicks, including Special & Skylark models.
Delco-Remy Starting Motor Specifications, 340 Cu. In. Engines:
Starter # 1107374
Brush Spring Tension: 35 Ounces
No Load Test: 65-100 Amperes, 10.6 Volts @ 3,600-5,100 RPM
Torque Test: 300-360 Amperes, 3.5 Volts;
Delco-Remy Starting Motor Specifications, 401 Cu. In. Engines:
Starter # 1107361
Brush Spring Tension: 35 Ounces
No Load Test: 70-105 Amperes, 10.6 Volts @ 3,800-6,200 RPM
Torque Test: 480-540 Amperes, 3.0 Volts;
Delco-Remy Starting Motor Specifications, 401 & 425 Cu. In. Engines:
Starter # 1107313
Brush Spring Tension: 35 Ounces
No Load Test: 70-105 Amperes, 10.6 Volts @ 3,800-6,200 RPM
Torque Test: 480-540 Amperes, 3.0 Volts;
Rear Axle & Brake Data, LeSabre:
Carrier Type: Integral
Differential Bearing Preload:
Method: Shim
Adjustment:
New Bearings: 30-40 In. Lbs
Used Bearings: 20-30 In. Lbs.
Ring Gear & Pinion Backlash:
Method: Shim
Adjustment: .007"-.009"
Pinion Bearing Preload:
Method: Shim
Adjustment:
New Bearings: 20-30 Inch Lbs.
Used Bearings: 12-30 In. Lbs.
Brake Drum Diameter: 12.002" (Plus or minus .005")
Wheel Cylinder Bore:
Front: 1.125"
Rear: 1.00"
Master Cylinder Bore: 1.00"
Rear Axle & Brake Data, Wildcat, Electra & Riviera:
Carrier Type: Removable
Differential Bearing Preload:
Method: Shim
Adjustment: .004" Compression (.022" each side)
Ring Gear & Pinion Backlash:
Method: Shim
Adjustment: .007"-.009"
Pinion Bearing Preload:
Method: Spacer
Adjustment: 15-35 In. Lbs.
Brake Drum Diameter: 12.002" (Plus or minus .005")
Wheel Cylinder Bore:
Front: 1.125"
Rear: 1.00"
Master Cylinder Bore: 1.00"
Wheel Alignment Data, LeSabre:
Caster: + 1 Degree
Camber:
Left: +1/2 Degrees
Right: + 1/2 Degrees
Toe In: 7/32" to 5/16"
Toe Out on Turns:
Outer Wheel: 20 Degrees
Inner Wheel:
Manual Steering: 23 Degrees, 32 Minutes
Power Steering: 22 Degrees, 46 Minutes
Wheel Alignment Data, Wildcat:
Caster: + 1 Degree
Camber:
Left: +1/2 Degrees
Right: + 1/2 Degrees
Toe In: 7/32" to 5/16"
Toe Out on Turns:
Outer Wheel: 20 Degrees
Inner Wheel:
Manual Steering: 23 Degrees
Power Steering: 21 Degrees, 47 Minutes
Wheel Alignment Data, Electra:
Caster: + 1 Degree
Camber:
Left: +1/2 Degrees
Right: + 1/2 Degrees
Toe In: 7/32" to 5/16"
Toe Out on Turns:
Outer Wheel: 20 Degrees
Inner Wheel: 21 Degrees, 47 Minutes
Wheel Alignment Data, Riviera:
Caster: + 1 Degree
Camber:
Left: +1/2 Degrees
Right: + 1/2 Degrees
Toe In: 7/32" to 5/16"
Toe Out on Turns:
Outer Wheel: 20 Degrees
Inner Wheel: 22 Degrees, 50 Minutes
Carter Carburetor Specifications:
Carburetor Model #AFB
Carburetor Part # 4056S (Silver Tag)
Idle Screw Setting, 1 Turns to Open
Fast Idle Speed: 600 RPM
Float Level:
Primary: 7/32"
Secondary: 37/32"
Float Drop:
Primary: 3/4"
Secondary: 3/4"
Pump Travel: 7/16"
Choke Unloader: .160"
Automatic Choke Setting: Index
Carburetor Part # 4055S (Blue Tag); #4061S (Blue Tag);
Idle Screw Setting, 1 Turns to Open
Fast Idle Speed: 600 RPM
Float Level:
Primary: 7/32"
Secondary: 7/32"
Float Drop:
Primary: 3/4"
Secondary: 3/4"
Pump Travel: 7/16"
Choke Unloader: .160"
Automatic Choke Setting: 1 Rich
Carburetor Part # 4179S (Green Tag); 4060S (Green Tag); 4180S (Black Tag); 4181S (Black Tag);
Idle Screw Setting, 3/4 Turns to Open
Fast Idle Speed: 600 RPM
Float Level:
Primary: 7/32"
Secondary: 7/32"
Float Drop:
Primary: 3/4"
Secondary: 3/4"
Pump Travel: 1/2"
Choke Unloader: .215"
Automatic Choke Setting: Index
Carburetor Part # 4054S (Red Tag); 4053S Gold Tag); 4059S (Gold Tag)
Idle Screw Setting: 3/4 Turn
Fast Idle Speed: 600 RPM
Float Level:
Primary: 7/32"
Secondary: 7/32"
Float Drop:
Primary: 3/4"
Secondary: 3/4"
Pump Travel: 7/16"
Choke Unloader: .215"
Automatic Choke Setting: Index
Rochester Carburetor Specifications:
Carburetor Type: 4GC
Part #: 7025042,
Idle Screw Setting: 1-1/2 Turns to Open
Float Level:
Primary: 1-13/32"
Secondary: 1-13/32"
Float Drop:
Primary: 1-1/16"
Secondary: 1-1/4"
Pump Rod: Center Hole
Choke Setting: 1 Rich
Fast Idle Setting: 650 RPM
Part #: 7025040,
Idle Screw Setting: 1-1/2 Turns to Open
Float Level:
Primary: 1-13/32"
Secondary: 1-13/32"
Float Drop:
Primary: 1-1/16"
Secondary: 1-1/16"
Pump Rod: Center Hole
Choke Setting: Index
Fast Idle Setting: 600 RPM
Carburetor Type: 4MC
Part #: 7026240, 7036240
Idle Screw Setting: 1-1/2 Turns to Open
Pump Rod: Inner Hole
Idle Vent: 3/8"
Vacuum Break: .230"
Choke Setting: Index
Fast Idle Setting: 600 RPM
Carburetor Type: 2GC
Part #: 7026145, 7026047
Idle Screw Setting: 2 Turns to Open
Float Level: 1/2"
Float Drop: 1-27/32"
Pump Rod Location: Outer Hole
Choke Setting: Index
Part #: 7026144, 7036144, 7026046, 7036046
Idle Screw Setting: 2 Turns to Open
Float Level: 1/2"
Float Drop: 1-27/32"
Pump Rod Location: Inner Hole
Choke Setting: Index
Part #: 7036048
Idle Screw Setting: 1 Turn to Open
Float Level: 1/2"
Float Drop: 1-27/32"
Pump Rod Location: Inner Hole
Choke Setting: Index
Note: All Buick Carburetors for 1966 are listed including those for Buick Special Models.
1966 Buick Paint Codes & Colors:
A Regal Black
B Riviera Gunmetal
C Arctic White
D Astro Blue
E Midnight Blue
F Blue Mist
G Riviera Gold
H Seafoam Green
J Verde Green
K Turquoise Mist
L Shadow Turquoise
M Riviera Red
N Burgundy Mist
R Flame Red
S Riviera Champagne
T Saddle Mist
U Riviera Plum
V Shell Beige
W Silver Mist
X Riviera White
Y Cream
Z Riviera Silver Green
* White - Semi Gloss
* Black - Semi Gloss
* Riviera Rear Exhaust Grille
Popular Options, All Series:
Power Steering on LeSabre (Standard on Others); Power Brakes on LeSabre (Standard on Others); Power Windows (Standard on Electra Convertible); Power Seat; Air Conditioning; AM Radio; AM-FM Radio; Tilt Steering Wheel (Standard on Riviera); Remote Outside Rear View Mirror; Tinted Glass, Tachometer; Power Trunk Release, Cruise Control; Cornering Lights; Chrome Spoke Wheels with 5 Spokes; Automatic Transmission (Standard on Electra & Riviera); 4 Speed Manual Transmission on Wildcat, Positive Traction Axle; Engine Options.
1966 Buick Historical Data:
1966 Buick Model Year Production for Full-Sized Buicks: 340,508.
Total Buick Production including Specials & Skylarks: 558,850.
The 13 Millionth Buick was produced in September 1966.
Promotional Model Cars Available:
Plastic: Wildcat 2 Door Hardtop, Riviera 2 Door Hardtop.
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