1938 PONTIAC
Model Designations:
Pontiac DeLuxe, Series 26, 6 Cylinder
Pontiac DeLuxe, Series 28, 8 Cylinder
Pontiac DeLuxe, Series 26, 6 Cylinder, Body Styles
2 Door Coupe, 2 Passenger, Body Style #2627B
Base Price: $835; Shipping Weight: 3,190 Pounds
2 Door Sport Coupe, 2/4 Passenger, Body Style #2627
Base Price: $891; Shipping Weight: 3,200 Pounds
2 Door Cabriolet, 2/4 Passenger, Body Style #2667
Base Price: $993; Shipping Weight: 3,285 Pounds
2 Door Sedan, 5 Passenger, Body Style #2601
Base Price: $865; Shipping Weight: 3,265 Pounds
2 Door Trunk Sedan, 5 Passenger, Body Style #2611
Base Price: $891; Shipping Weight: 3,265 Pounds
4 Door Sedan, 5 Passenger, Body Style #2609
Base Price: $916; Shipping Weight: 3,295 Pounds
4 Door Trunk Sedan, 5 Passenger, Body Style #2619
Base Price: $942; Shipping Weight: 3,280 Pounds
4 Door Convertible Sedan, 5 Passenger, Body Style #2649
Base Price: $1,310; Shiipping Weight: 3,410 Pounds
4 Door Station Wagon, 7 Passenger, Body Style #STAWAG
Base Price: $1,110; Shipping Weight: 3,420 Pounds
Total Series Production: 77,713
Individual Body Style Production Not Available
General Specifications
Pontiac, Series 26, 6 Cylinder
Wheelbase: 117 Inches
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: 4.37:1
Carburetor: Carter 1V .
Tire Size: 6.00 x 16 inches; Inflation Pressure, Front 27, Rear, 32
Capacities, 6 Cylinder Models
Cooling System: 16 Quarts
Fuel Tank: 18 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 90EP, Winter 90EP
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: 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: 2.4662"-2.4672"; #4: 2.4975"-2.4985";
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, 2 Passenger, Body Style #2827B
Base Price: $898; Shipping Weight: 3,320 Pounds
2 Door Sport Coupe, 2/4 Passenger, Body Style #2827
Base Price: $955; Shipping Weight: 3,325 Pounds
2 Door Cabriolet, 2/4 Passenger, Body Style #2867
Base Price: $1,057; Shipping Weight: 3,390 Pounds
2 Door Sedan, 5 Passenger, Body Style #2801
Base Price: $934; Shipping Weight: 3,395 Pounds
2 Door Trunk Sedan, 5 Passenger, Body Style #2811
Base Price: $960; Shipping Weight: 3,385 Pounds
4 Door Sedan, 5 Passenger, Body Style #2809
Base Price: $980; Shipping Weight: 3,415 Pounds
4 Door Trunk Sedan, 5 Passenger, Body Style #2819
Base Price: $1,006; Shipping Weight: 3,410 Pounds
4 Door Convertible Sedan, 5 Passenger, Body Style #2849
Base Price: $1,353; Shipping Weight: 3,530 Pounds
Total Series Production: 97,139
Individual Body Style Production Not Available
General Specifications
Pontiac, Series 28, 8 Cylinder
Wheelbase: 122 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: 4.37:1
Carburetor: Carter 1V
Tire Size: 6.50 x 16 inches; Inflation Pressure, Front 27, Rear, 32
Capacities, 8 Cylinder Models
Cooling System: 19 Quarts
Fuel Tank: 18 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 90EP, Winter 90EP
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 .023"
Top of Skirt, Inch: .0015"
Fitting Pistons with Spring Scale:
Shim Thickness: .002"
Pounds Pull on Scale: 10 to 25
Width of Ring End Gap (Minimum):
Compression Ring: .007"
Oil Ring: .007"
Clearance Between Ring & Grooves:
Compression Ring: .0015"-.003"
Oil Control Ring: .001"-.0025"
Beginning Engine Numbers:
6 Cylinder: 6-399501
8 Cylinder: 8-140001
Beginning Serial Numbers:
6 Cylinder, DeLuxe: 6DA-1001
8 Cylinder, DeLuxe: 8DA-1001
Brake Specifications, 6 & 8 Cylinder Models
Lining Material: Molded
Lining Dimensions/Wheel in Inches: 23-1/16"
Width: 1-3/4",
Thickness: 3/16"
Pedal Free Play: 1/2"
Wheel Alignment Specifications, 6 & 8 Cylinder DeLuxe Models
Caster: - 1 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, 8 Cylinder Models
Regulator Type: Voltage
Part #1118213
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 Regulator Specifications, 6 Cylinder 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 #729-E
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.
Delco-Remy Starting Motor Specifications - 8 Cylinder Models
Part #727-S
Brush Spring Tension: 24-28 Ounces
No Load Test: 65 Amperes, 5.0 Volts, @ 5,500 RPM
Lock Test: 600 Amperes, 3.0 Volts, 15 Ft. Lbs. of Torque.
Carburetor Specifications - 6 Cylinder Models
Carburetor Model: Carter W-1
Model: 401S
Casting #344
Repair Kit # 1030A
Float Level: 3/8"
Screw Settings: 3/4-1-1/4 Turns to Open
Metering Rod Gauge: T109-26
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: 5/16"
Fast Idle Setting: 5/8"
Choke Lockout Adjustment: 1/32"
Carburetor Specifications - 8 Cylinder Models
Carburetor Model: Carter W-1
Model: 400S
Casting #343
Repair Kit # 1029A
Float Level: 3/8"
Screw Settings: 1/2-1 Turns to Open
Metering Rod Gauge: T109-26
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: 5/16"
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, DeLuxe Heater, Master Heater, Safety Defroster, Electric Fan Defroster, Electric Windshield Defroster, Anti-Freeze, Tenite Shift Ball, Running Board Antennas, Overhead Antenna, Locking Gas Cap, Commercial Pickup Box for Coupes, Seat Covers, Electric Dash Clock, Pull Wind Headboard Clock, Battery Charger, Wheel Discs, Tailpipe Extension, License Mount Jewel Units, Right Hand Tail Light, Fog Light, Spotlight, Cigar Lighter, Fender Marker, Luggage Mat, Wheel Moldings, Wheel Moldings, Rain Deflector, Outside Rear View Mirror, Peep Mirror, Vanity Visor Mirror, Fuel Pump Vacuum Booster, Ash Tray, Rear Luggage Compartment Strap, Insect Screen, Frost Shields, Flexible Steering Wheel, Right Hand Sun Visor, Sidemounts, Metal Sidemount Covers, Column Gear Shift Lever.
1938 Pontiac Historical Data
Model Year Introduction was in October, 1937.
Total 1938 Pontiac Production was 97,139
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