1939 PONTIAC
Model Designations:
Pontiac Quality 115, Series 25, 6 Cylinder
Pontiac DeLuxe 120, Series 26, 6 Cylinder
Pontiac DeLuxe, Series 28, 8 Cylinder
Pontiac Quality 115, Series 25, 6 Cylinder
2 Door Coupe, 3 Passenger, 6 Cylinder, Body Style #2527B
Base Price: $758; Shipping Weight: 2,875 Pounds
2 Door Sport Coupe, 5 Passenger, 6 Cylinder, Body Style #2527
Base Price: $809; Shipping Weight: 2,920 Pounds
2 Door Trunk Sedan, 5 Passenger, 6 Cylinder, Body Style #2511
Base Price: $820; Shipping Weight: 2965 Pounds
4 Door Trunk Sedan, 6 Passenger, 6 Cylinder, Body Style #2519
Base Price: $866; Shipping Weight: 3,000 Pounds
4 Door Station Wagon, 8 Passenger, 6 Cylinder, Body Style #STAWAG
Base Price: $990; Shipping Weight: 3,175 Pounds
Total Series Production: 55,736
Individual Body Style Production Not Available
Pontiac DeLuxe 120 , Series 26, 6 Cylinder, Body Styles
2 Door Coupe, 3 Passenger, Body Style #2627B
Base Price: $814; Shipping Weight: 3,020 Pounds
2 Door Sport Coupe, 5 Passenger, Body Style #2627
Base Price: $865; Shipping Weight: 3,055 Pounds
2 Door Convertible Coupe, 5 Passenger, Body Style #2667
Base Price: $993; Shipping Weight: 3,155 Pounds
2 Door Trunk Sedan, 6 Passenger, Body Style #2611
Base Price: $871; Shipping Weight: 3,115 Pounds
4 Door Trunk Sedan, 6 Passenger, Body Style #2619
Base Price: $922; Shipping Weight: 3,165 Pounds
Total Series Production: 53,830
Individual Body Style Production Not Available
General Specifications
Pontiac, Series 25 & 26, 6 Cylinder
Wheelbase: 115 Inches, Quality 25; 120 Inches, Deluxe 26
Bore & Stroke: 3-7/16" X 4"
Engine Displacement: 222.7 Cu. In.
Compresssion Ratio: 6.20 to 1
Taxable Horsepower: 28.30
Horsepower: 85 @ 3,520 RPM
Torque: Not Available
Rear Axle Ratio: 4.11:1
Carburetor: Carter 1V .
Tire Size:
Quality 25: 6.00 x 16 inches; Inflation Pressure, Front 27, Rear, 27
Deluxe 26: 6.00 x 16 inches; Inflation Pressure, Front 26, Rear 28
Capacities, 6 Cylinder Models
Cooling System: 16 Quarts
Fuel Tank: 16 Gallons;
Engine Oil Refill: 6 Quarts;
Grade of Oil: Above +32F 20;
Above +10F 20W;
Above -10F 10W
Manual Transmission: 1-3/4 Pints
Grade of Oil: Summer 80EP, Winter 80EP
Rear Axle: 3 Pints
Grade of Oil: Summer 90H, Winter 90H
Tune Up Specifications, 6 Cylinder Models
Spark Plug Type: Champion J-8, J-11, or Equivalent
Spark Plug: Gap .025"
Point Gap: .020"
Distributor Cam Angle: 35 degrees
Ignition Timing: "IGN" Mark on Flywheel
Firing Order: 153624
Tappet Clearance, Hot: Intake .012", Exhaust .012"
Cylinder Head Torque: 60 Ft Lbs
Engine Bearing Data, 6 Cylinder Models
Camshaft End Play: .002"-.005"
Camshaft Bearing Clearance: .0015"-.0025"
Rod Journal Diameter: 2.1237"-2.1247"
Rod Bearing Clearance: .0005"-.0015"
Rod End Play: .007"-.012" inches
Rod Bolt Tension: 45-50 Lbs. Ft.
Main Bearing Journal Diameter:
#1: 2.4982"-2.4992"; #2: 2.5294"-2.5304";
#3: 2.5919"-2.5929"; #4: 2.6232"-2.6242";
Main Bearing Clearance: .001" -.003"
Crankshaft End Play: .003"-.008"
Main Bolt Tension: 80-90 Lbs. Ft.
Pontiac DeLuxe, Series 28, 8 Cylinder, Body Styles
2 Door Coupe, 3 Passenger, Body Style #2827B
Base Price: $862; Shipping Weight: 3,115 Pounds
2 Door Sport Coupe, 5 Passenger, Body Style #2827
Base Price: $912; Shipping Weight: 3,165 Pounds
2 Door Convertible Coupe, 5 Passenger, Body Style #2867
Base Price: $1,046; Shipping Weight: 3,250 Pounds
2 Door Trunk Sedan, 5 Passenger, Body Style #2811
Base Price: $919; Shipping Weight: 3,225 Pounds
4 Door Trunk Sedan, 5 Passenger, Body Style #2819
Base Price: $970; Shipping Weight: 3,265 Pounds
Total Series Production: 34,774
Individual Body Style Production Not Available
General Specifications
Pontiac, Series 28, 8 Cylinder
Wheelbase: 120 Inches
Bore & Stroke: 3-1/4" X 3-3/4"
Engine Displacement: 248.9 Cu. In.
Compresssion Ratio: 6.20 to 1
Taxable Horsepower: 33.80
Horsepower: 100 @ 3,700 RPM
Torque: Not Available
Rear Axle Ratio: 4.11:1
Carburetor: Carter 1V
Tire Size: 6.50 x 16 inches; Inflation Pressure, Front 23, Rear, 25
Capacities, 8 Cylinder Models
Cooling System: 19 Quarts
Fuel Tank: 16 Gallons;
Engine Oil Refill: 7 Quarts;
Grade of Oil: Above +32F 20;
Above +10F 20W;
Above -10F 10W
Manual Transmission: 1-3/4 Pints
Grade of Oil: Summer 80EP, Winter 80EP
Rear Axle: 3 Pints
Grade of Oil: Summer 90H, Winter 90H
Tune Up Specifications, 8 Cylinder Models
Spark Plug Type: Champion J-8, J-11, or Equivalent
Spark Plug: Gap .025"
Point Gap: .015"
Distributor Cam Angle: 31 degrees
Ignition Timing: "IGN" Mark on Flywheel
Firing Order: 16258374
Tappet Clearance, Hot: Intake .012", Exhaust .012"
Cylinder Head Torque: 60 Ft Lbs
Engine Bearing Data, 8 Cylinder Models
Camshaft End Play: .002"-.005"
Camshaft Bearing Clearance: .0015"-.0025"
Rod Journal Diameter: 1.9975"-1.9985"
Rod Bearing Clearance: .0005"-.0015"
Rod End Play: .007"-.012" inches
Rod Bolt Tension: 45-50 Lbs. Ft.
Main Bearing Journal Diameter:
#1: 2.3725"-2.3735"; #2: 2.4037"-2.4047";
#3: 2.435"-2.436"; #4: 2.4662"-2.4672";
#5: 2.4975:-2.4985"
Main Bearing Clearance: .001" -.003"
Crankshaft End Play: .003"-.008"
Main Bolt Tension: 80-90 Lbs. Ft.
Valve Specifications, 6 & 8 Cylinder Models
Tappet Clearance, Running Hot: Intake .012"; Exhaust .012"
Clearance for Timing: Intake: .015"; Exhaust: .015"
Valve Timing: Intake Opens 5 Degrees Before Top Dead Center
Exhaust Closes 5 degrees After Top Dead Center
Valve Seat Angle: Intake 30 degrees; Exhaust 45 degrees,
Valve Spring Pressure: 56 Lbs @ 1-29/32 inches (New Springs)
Valve Stem Clearance: Intake .001"
Exhaust .001"
Piston & Ring Data, 6 & 8 Cylinder Models
Piston Removal: From Above
Piston Clearance (Minimum):
Top Land Inch .0175"
Top of Skirt, Inch: .0015"
Fitting Pistons with Spring Scale:
Shim Thickness: .0015"
Pounds Pull on Scale: 10 to 25
Width of Ring End Gap (Minimum):
Compression Ring: .009"
Oil Ring: .009"
Clearance Between Ring & Grooves:
Compression Ring: .0015"-.003"
Oil Control Ring: .001"-.0025"
Beginning Engine Numbers:
6 Cylinder, Quality 25: 6-486201
6 Cylinder, Deluxe 26: 6-486201
8 Cylinder, 28: 8-159601
Beginning Serial Numbers:
6 Cylinder, Quality 25: 6EA-1001
6 Cylinder, DeLuxe 26: 6EB-1001
8 Cylinder, 28: 8EA-1001
Brake Specifications, 6 & 8 Cylinder Models
Lining Material: Molded
Lining Dimensions/Wheel in Inches: 21-5/16"
Width: 1-3/4",
Thickness: 3/16"
Pedal Free Play: 1"
Wheel Alignment Specifications, 6 & 8 Cylinder DeLuxe Models
Caster: - 3/8 Degrees
Camber: +1/4 Degrees
Toe In; 1/32"
Kingpin Angle: 4-3/4 Degrees
Rear Axle , 6 & 8 Cylinder Models
Ring Gear & Pinion Backlash: .003"-.012"
Drive Pinion Adjustment: Shims
Drive Pinion Bearing Adjustment: None
Axle Shaft End Play: .000"-.008"
Delco-Remy Distributor Specifications - 6 Cylinder Models
Distributor #647-D
Cam Angle: 35 Degrees
Breaker Point Opening: .020"
Condenser Capacity: .20-.25 Mfds.
Breaker Arm Spring Tension: 17-21 Ounces
Centrifugal Advance Data:
Advance Starts: 2 Degrees @ 400 RPM
Full Advance: 14-1/4 Degrees @ 2,000 RPM
Vacuum Advance Data:
Plunger Movement Starts @ 5"-7" Vacuum
Full Plunger Travel @ 10"-15" Vacuum
Maximum Vacuum Advance: 7-1/2 Degrees
Delco-Remy Distributor Specifications - 8 Cylinder Models
Distributor #663-X
Cam Angle: 25 Degrees
Breaker Point Opening: .015"
Condenser Capacity: .20-.25 Mfds.
Breaker Arm Spring Tension: 19-23 Ounces
Centrifugal Advance Data:
Advance Starts: 2 Degrees @ 400 RPM
Full Advance: 14 Degrees @ 2,100 RPM
Vacuum Advance Data:
Plunger Movement Starts @ 7" Vacuum (Minimum)
Full Plunger Travel @ 9"-13" Vacuum
Maximum Vacuum Advance: 5 Degrees
Delco-Remy Generator Specifications, All Models
Generator #1100003
Brush Spring Tension:
Main Brush: 25 Ounces
Third Brush: 17 Ounces
Direction of Rotation: Clockwise
Field Current @ 6 Volts: 2.3-2.6 Amperes
Maximum Cold Output:
30 Amperes, 8.0 Volts @ 3,400 RPM
Maximum Hot Output:
28 Amperes, 8.0 Volts @ 3,600 RPM
Delco-Remy Regulator Specifications, All Models
Regulator Type: Voltage
Part #1118203
Ground Polarity: Negative
Voltage to Close Relay Points: 6.3-6.6 Volts
Amperage to Open Relay Points: 0-4.0 Amperes
Maximum Operating Voltage (Hot): 7.0-7.1 Volts
Delco-Remy Starting Motor Specifications - 6 Cylinder Models
Part #1107008
Brush Spring Tension: 24-28 Ounces
No Load Test: 65 Amperes, 5.0 Volts, @ 5,000 RPM
Lock Test: 525 Amperes, 3.37 Volts, 12 Ft. Lbs. of Torque.
Delco-Remy Starting Motor Specifications - 8 Cylinder Models
Part #1107914
Brush Spring Tension: 24-28 Ounces
No Load Test: 60 Amperes, 5.0 Volts, @ 6,000 RPM
Lock Test: 600 Amperes, 3.0 Volts, 15 Ft. Lbs. of Torque.
Carburetor Specifications - 6 Cylinder Models
Carburetor Model: Carter WA1
Model: 433S
Casting #154
Repair Kit # 1063
Float Level: 1/2"
Screw Settings: 1/2-1-1/2 Turns to Open
Metering Rod Gauge: T109-102
Anti-Pump Travel: 19/64" (Medium Stroke)
Loader Percolator Setting:
With Throttle Valve Open .030", There Should be .005" to .015" Clearance Between Rocker Arm & Pump Arm
Unloader Idle Setting: 7/32"
Fast Idle Setting: 5/8"
Choke Lockout Adjustment: 1/32"
Carburetor Specifications - 8 Cylinder Models
Carburetor Model: Carter WA1
Model: 432S
Casting #245
Repair Kit # 1064
Float Level: 1/2"
Screw Settings: 1/2-1-1/2 Turns to Open
Metering Rod Gauge: T109-102
Anti-Pump Travel: 19/64" (Medium Stroke)
Loader Percolator Setting:
With Throttle Valve Open .030", There Should be .005" to .015" Clearance Between Rocker Arm & Pump Arm
Unloader Idle Setting: 1/4"
Fast Idle Setting: 5/8"
Choke Lockout Adjustment: 1/32"
Fuel Pump Data:
Pump Model: AH
Maximum Pressure: 3-3/4 PSI
Pump Model: AJ
Maximum Pressure: 4 PSI
Dash Gauge Manufacturer:
Gasoline: AC
Temperature: AC
Oil Pressure: AC
Ammeter: AC
Popular Options
DeLuxe Radio, Master Radio for Quality 6, DeLuxe Heater, Weather Chief Heater & Defroster, Dual Horns, Right Hand Tail Light, Fender Skirts, Bumper Guards, Constant Action Wiper Pump, Electric Clock, Windup Clock, Cigar Lighter, Cowl Antenna, Runningboard Antenna, White Wall Tires, Spotlight, Fog Lights, Oil Bath Air Cleaner, Seat Covers, Exhaust Deflector, License Plate Frames, Ash Receiver, Wheel Covers, Flexible Steering Wheel, Wheel Covers, Special Runningboard, NoRol Device, Sunshine Roof
1939 Pontiac Historical Data
Model Year Introduction was in October, 1938.
Total 1939 Pontiac Production was 144,340.
Column Mounted Gearshift was Standard Equipment.
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