1977 PONTIAC SUNBIRD

1977 PONTIAC SUNBIRD

Model Designations:

Pontiac Sunbird, Series 2H, 4 & 6 Cylinder

Pontiac Sunbird, 4 Cylinder, Body Styles:

2 Door Coupe, 4 Passenger, Body #2HM27

Base Price: $3,659; Shipping Weight: 2,662 Pounds

Production Total: 41,708*

2 Door Hatchback Coupe, 4 Passenger, Body #2HM07

Base Price: $3,784; Shipping Weight: 2,904 Pounds

Production Total: 13,690*

* Includes 6 Cylinder Production.

Pontiac Sunbird, 6 Cylinder, Body Styles:

2 Door Coupe, 4 Passenger, Body #2HM27

Base Price: $3,779; Shipping Weight: Not Available

Production Total: *

2 Door Hatchback Coupe, 4 Passenger, Body #2HM07

Base Price: $3,904; Shipping Weight: Not Available

Production Total: *

* Included with 4 Cylinder Production.

General Specifications:

Wheelbase:

All Styles: 97"

Tire Sizes:

All Styles: B78 X 13"

Engine Availability:

I-4 151 Cubic Inch 87 H.P. Standard Engine

V-6 231 Cubic Inch 105 H.P. Optional

Engine Specifications, 151 Cu. In., 4 Cylinder, 87 HP:

Engine Type: In-Line 4 Cylinder, Overhead Cam

Bore & Stroke: 4.00" X 3.00"

Engine Displacement: 151 Cu. In.

Compresssion Ratio: 8.30 to 1

Taxable Horsepower: 25.6

Horsepower: 87 @ 4,400 RPM

Torque: 128 Ft. Lbs. @ 2,400 RPM

Normal Oil Pressure: 36-41 PSI

Carburetor: 2 Barrel

6 Cylinder Engine-231 Cu. In., 105 HP:

Bore & Stroke: 3.8" X 3.4"

Engine Displacement: 231 Cu. In.

Compression Ratio: 8.00:1

Taxable Horsepower: 34.66

Horsepower: 105 @ 3,200 RPM

Torque: 185 Ft. Lbs @ 2,000 RPM

Normal Oil Pressure: 37 Lbs/Sq. In.

Carburetor: 2 Barrel

Tune Up Specifications:

4 Cylinder, 2 Barrel Carburetor Engine, Except California:

Spark Plug Type: AC R44TSX

Spark Plug: Gap .060"

Firing Order: 1-3-4-2

Ignition Timing:

Standard Transmission: 14 Degrees BTDC @ 1,000 RPM

Automatic Transmission: 14 Degrees BTDC

Curb Idle Speed:

Standard Transmission:

Without A/C: 500 RPM; 1,000 RPM with Idle Solenoid Energized

With A/C: 500 RPM; 1,200 RPM with Idle Solenoid Energized

Automatic Transmission:

Without A/C: 500 RPM; 650 RPM with Idle Solenoid Energized

With A/C: 650 RPM; 850 RPM with Idle Solenoid Energized

Fast Idle Speed:

Standard Transmission: 2,200 RPM, on high step of fast idle cam with AC 'Off'

Automatic Transmission: 2,400 RPM, on high step of fast idle cam with AC 'Off'

Fuel Pump Pressure: 4 to 5-1/2 PSI

4 Cylinder, 2 Barrel Carburetor Engine, California:

Spark Plug Type: AC R44TSX

Spark Plug: Gap .060"

Firing Order: 1-3-4-2

Ignition Timing:

Automatic Transmission: 14 Degrees BTDC

Curb Idle Speed:

Automatic Transmission:

Without A/C: 500 RPM; 650 RPM with Idle Solenoid Energized

With A/C: 650 RPM; 850 RPM with Idle Solenoid Energized

Fast Idle Speed:

Automatic Transmission: 2,400 RPM, on high step of fast idle cam with AC 'Off'

Fuel Pump Pressure: 4 to 5-1/2 PSI

V-6, 231 Cubic Inch Engine, 105 H.P., Except Even Fire Engine:

Spark Plug Type:

Early Models: AC R46TS

Late Models: AC R46TSX

Spark Plug:

Gap Early Models: .040"; Late Models: .060"

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

Ignition Timing:

Standard Transmission: 12 Degrees BTDC

Automatic Transmission: 12 Degrees BTDC

Engine Idle Speed:

Standard Transmission: 600 RPM, 800 RPM with A/C Solenoid Energized

Automatic Transmission: 600 RPM in Drive;

Fuel Pump Pressure: 3 to 4-1/2 PSI

Tune Up Specifications, 6 Cylinder, 231 Cu. In. Engine, Even Fire Engine:

Spark Plug Type: AC R46TSX

Spark Plug: Gap .060"

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

Ignition Timing: 15 Degrees BTDC

Curb Idle Speed:

Automatic Transmission: 600 RPM, in Drive; 670 in Drive with Idle Solenoid Energized

Fuel Pump Pressure: 3 to 4-1/2 PSI

Valve Specifications:

4 Cylinder, 151 Cu. In. Engine:

Valve Lash (Cold): Hydralic Lifters

Valve Angles:

Seat: 46 Degrees

Face: 45 Degrees

Valve Spring Height: 1.69"

Valve Spring Pressure: 82 Lbs @ 1.55 inches

Valve Stem Clearance: Intake .0017"-.0030"

Exhaust .0017"-.0030"

Valve Stem Diameter:

Intake: .340"

Exhaust: .340"

6 Cylinder, 231 Cu. In. Engine:

Valve Lash: Hydraulic

Valve Angles:

Seat: 45 Degrees

Face: 45 Degrees

Valve Spring Height: 1.727"

Valve Spring Pressure: 168 Lbs. @ 1.327 inches

Valve Stem Clearance: Intake .0015"-.0032"

Exhaust .0015"-.0032"

Valve Stem Diameter:

Intake: .3402"-.3412"

Exhaust: .3405"-.3412"

Pistons, Pins, Rings, Crankshaft & Bearings Data:

4 Cylinder, 151 Cu. In. Engine:

Piston Clearance: .0025"-.0033"

Piston Rings:

Ring End Gap:

Compression: .010"

Oil: .010"

Wrist Pin Diameter: .9272"

Rod Bearings:

Shaft Diameter: 1.999"-2.000"

Rod Bearing Clearance: .0006"-.0026"

Main Bearings:

Shaft Diameter: 2.2983"-2.2993"

Main Bearing Clearance: .0003"-.0022"

Thrust on Bearing #5

Crankshaft End Play: .0015"-.0085"

6 Cylinder, 231 Cu. In. Engine:

Piston Clearance: .0008"-.0020"

Piston Rings:

Ring End Gap:

Compression: .013"

Oil: .015"

Wrist Pin Diameter: .9393"

Rod Bearings:

Shaft Diameter: 1.9991"-2.000"

Rod Bearing Clearance: .0005"-.0026"

Main Bearings:

Shaft Diameter: 2.4995"

Main Bearing Clearance: .0004"-.0015"

Thrust on Bearing #2

Crankshaft End Play: .004"-.008"

Engine Tightening Specifications:

151 Cu. In. Engine:

Spark Plugs: 15 Ft. Lbs.

Cylinder Head Bolts: 95 Ft. Lbs.

Intake Manifold:

Bolts: 40 Ft.Lbs.

Nuts: 30 Ft. Lbs.

Exhaust Manifold:

Bolts: 40 Ft.Lbs.

Nuts: 30 Ft. Lbs.

Connecting Rod Cap Bolts: 32 Ft. Lbs.

Main Bearing Cap Bolts: 65 Ft. Lbs.

Flywheel to Crankshaft: 55 Ft. Lbs.

Vibration Damper or Pulley: Pulley to Damper Screws: 160 Ft. Lbs.

Engine Tightening Specifications, 231 In. 6 Cylinder Engines:

Spark Plugs: 20 Ft. Lbs.

Cylinder Head Bolts: 80 Ft. Lbs.

Intake Manifold: 45 Ft. Lbs.

Exhaust Manifold: 25 Ft. Lbs.

Rocker Arm Stud: 30 Ft. Lbs.

Rocker Arm Cover: 4 Foot Pounds

Connecting Rod Cap Bolts: 40 Ft. Lbs.

Main Bearing Cap Bolts: 115 Ft. Lbs.

Flywheel to Crankshaft: 60 Ft. Lbs.

Vibration Damper or Pulley: Pulley to Damper Screws: 175 Ft. Lbs.

Capacities:

4 Cylinder, 151 Cu. In. Engine:

Cooling System:

With Heater: 12 Quarts

With Air Conditioning: 12 Quarts

Radiator Cap Pressure: 15 PSI

Thrermostat Opening: 195 Degrees

Fuel Tank: 18-1/2 Gallons

Engine Oil Refill: 4 Quarts, with Filter

Transmission Oil:

4 Speed: 2.4 Pints

5 Speed: 3.5 Pints

Automatic Transmission:

Refill: 3 Quarts

Total Capacity: 10 Quarts

Rear Axle: 3.5 Pints

6 Cylinder, 231 Cu. In. Engine:

Cooling System:

With Heater: 13 Quarts

With Air Conditioning: 13 Quarts

Radiator Cap Pressure: 15 PSI

Thrermostat Opening: 195 Degrees

Fuel Tank: 18-1/2 Gallons

Engine Oil Refill: 5 Quarts, with Filter

Transmission Oil:

4 Speed: 2.4 Pints

5 Speed: 3.5 Pints

Automatic Transmission:

Refill: 2-1/2 Quarts

Total Capacity: 10-1/2 Quarts

Rear Axle: 3.5 Pints

Alternator Specifications:

Model: 1102394

Rated Hot Output: 37 Amperes

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

Cold Output @ 14 Volts:

5,000 RPM: 33 Amperes

Regulator: Integral

Voltage @ 85 Degrees: 13.8-14.8 Volts

Model: 1102479

Rated Hot Output: 55 Amperes

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

Cold Output @ 14 Volts:

5,000 RPM: 51 Amperes

Regulator: Integral

Voltage @ 125 Degrees: 13.6-14.2 Volts

Model: 1102495

Rated Hot 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: 13.6-14.2 Volts

Model: 1102858

Rated Hot Output: 37 Amperes

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

Cold Output @ 14 Volts:

5,000 RPM: 33 Amperes

Regulator: Integral

Voltage @ 85 Degrees: 13.8-14.8 Volts

Model: 1102881

Rated Hot Output: 37 Amperes

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

Cold Output @ 14 Volts:

5,000 RPM: 33 Amperes

Regulator: Integral

Voltage @ 125 Degrees: 13.5-14.2 Volts

Model: 1102854

Rated Hot Output: 63 Amperes

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

Cold Output @ 14 Volts:

5,000 RPM: 60 Amperes

Regulator: Integral

Starting Motor Data:

151 Cu. In Engine:

No Information Available

6 Cylinder Engines:

Starter # 1108797

Brush Spring Tension: 35 Oz.

Free Speed Test: 50-80 Amperes, 9 Volts, @ 5,500-10,500 RPM

Distributor Specifications:

Note: Distributors shown include cars other than the Sunbird.

#1110661

Centrifugal Advance Data:

Advance Starts: 0 Degrees @ 525 RPM

Intermediate Advance: 3 Degrees @ 1,000 RPM

Full Advance: 8 Degrees @ 2,050 RPM

Vacuum Advance Data:

Inches of Vacuum to Start Plunger Movement: 6"

Maximum Vacuum Advance: 9 Degrees @ 10" Vacuum

#1110668

Centrifugal Advance Data:

Advance Starts: 0 Degrees @ 638 RPM

Full Advance: 8 Degrees @ 1,600 RPM

Vacuum Advance Data:

Inches of Vacuum to Start Plunger: 6"

Maximum Advance: 12 Degrees @ 12" Vacuum

#1112862

Centrifugal Advance Data:

Advance Starts: 0 Degrees @ 450 RPM

Intermediate Advance: 2-1/2 Degrees @ 1,000 RPM

Full Advance: 11 Degrees @ 2,400 RPM

Vacuum Advance Data:

Inches of Vacuum to Start Plunger: 5"

Maximum Advance: 10 Degrees @ 14" Vacuum

#1112983

Centrifugal Advance Data:

Advance Starts: 0 Degrees @ 600 RPM

Intermediate Advance: 4-1/2 Degrees @ 1,000 RPM

Full Advance: 11 Degrees @ 2,000 RPM

Vacuum Advance Data:

Inches of Vacuum to Start Plunger: 4"

Maximum Advance: 7-1/2 Degrees @ 10" Vacuum

Carburetor Data:

Note: See 1977 General Motors Carburetors Database.

Rear Axle Specifications:

Carrier Type: Integral

Ring Gear & Pinion Backlash:

Method: Shims

Adjustment: .005"-.008"

Pinion Bearing Preload:

Method: Spacer

New Bearings: 10-25 Inch Lbs.

Used Bearings: 8-12 Inch Lbs.

Differential Bearing Preload:

Method: Shims

Brake Specifications:

Brake Drum Diameter: 9.500"

Wheel Cylinder Bore:

Front Disc Brakes: 2-1/2"

Rear: 3/4"

Master Cylinder Bore:

Disc Brakes: 3/4"

Power Brakes: 3/4"

Wheel Alignment Specifications:

Caster: -3/4 Degree

Camber:

Left: +1/4 Degrees

Right: +1/4 Degrees

Toe In: 0"-1/8"

Popular Options:

Power Steering; Air Conditioning; AM Radio; AM-FM Radio; AM-FM Stereo Radio; Tape Deck; Vinyl Top; Automatic Transmission, and Much More.

1977 Pontiac Historical Data:

Introduction date for the 1977 Pontiac line was on September 30, 1976

Total 1977 Pontiac Production was 911,050, including 55,398 Sunbirds.

1977 Pontiac Colors & Codes:

Code Color

11 Cameo White

13 Sterling Silver

15 Gray

19 Starlight Black

21 Lombard Blue

22 Glacier Blue

29 Nautilis Blue

36 Firethorn Red

37 Cordovan Maroon

38 Aquamarine

44 Bahia Green

48 Berkshire Green

50 Cream Gold

51 Golden Rod Yellow

61 Mojave Tan

64 Fiesta Orange

69 Brentwood Brown

72 Roman Red

78 Mandarin Orange

Promotional Model Cars Available:

None