1940 CHEVROLET

1940 CHEVROLET

All Series

General Specifications

Wheelbase: 113 inches Bore & Stroke: 3-1/2" x 3-3/4"

Engine Displacement: 216.5 Cu. In. Compresssion Ratio: 6.25 to 1

Taxable Horsepower: 29.40

Horsepower: 85 @ 3,200 RPM;

Normal Oil Pressure: 14 Lb/Sq. In.

Rear Axle Ratio: 3.73:1

Tire Size: 6.00 x 16 inches; Inflation Pressure, 26 Front, 28 Rear

MASTER 85, SERIES KB

2 Door Business Coupe, 2 Passenger, Model KB

Base Price: $659; Shipping Weight: 2,865 Pounds; Production Total: 25,734

2 Door Town Sedan, 5 Passenger, Model KB

Base Price: $ 699; Shipping Weight: 2,915 Pounds; Production Total: 66,431

4 Door Sport Sedan, 5 Passenger, Model KB

Base Price: $740; Shipping Weight: 2,930 Pounds; Production Total: 11,468

4 Door Station Wagon, 8 Passenger, Model KB

Base Price: $903; Shipping Weight: 3,106 Pounds; Production Total: 411

Note: The Master 85, Series KB used a solid front axle suspension.

MASTER DELUXE, SERIES KH

2 Door Business Coupe, 2 Passenger, Model #KH

Base Price: $ 684; Shipping Weight: 2,920; Production Total: 28,090

2 Door Sport Coupe, 2/4 Passenger, Model #KH;

Base Price: $ 715; Shipping Weight: 2,925 Pounds; Production Total: 17,234

2 Door Town Sedan, 5 Passenger, Model #KH

Base Price: $ 725; Shipping Weight: 2,965 Pounds; Production Total: 143,125

4 Door Sport Sedan, 5 Passenger; Model #KH

Base Price: $766; Shipping Weight: 2,990 Pounds; Production Total: 40,924

Note: The Master DeLuxe Series, KH used a Knee Action with coil spring front suspension.

SPECIAL DELUXE, SERIES KA

2 Door Coupe, 2 Passenger, Model #KA

Base Price: $720; Shipping Weight: 2,930 Pounds; Production Total: 25,537

2 Door Sport Coupe, 4 Passenger, Model #KA

Base Price: $750; Shipping Weight: 2,945 Pounds: Production Total: 46,628

Cabriolet (Convertible Coupe), 4 Passenger, Model #KA

Base Price: $898; Shipping Weight: 3,160 Pounds; Production Total: 11,820

2 Door Town Sedan, 5 Passenger, Model #KA

Base Price: $761; Shipping Weight: 2,980 Pounds: Production Total: 205,910

4 Door Sport Sedan, 5 Passenger, Model #KA

Base Price: $ 802; Shipping Weight: 3,010 Pounds; Production Total: 138,811

4 Door Station Wagon, 8 Passenger, Model #KA

Base Price: $ 934; Shipping Weight: 3,158 Pounds; Production Total: 2,493

Note: The Special DeLuxe, Series KA used a Knee Action with coil spring front suspension.

1940 CHEVROLET

Tune Up Specifications - All Series

Spark Plug Type: AC 46-5; Champion J-8, J-11, or Equivalent

Spark Plug: Gap .040; Firing Order: 153624;

Ignition Timing: Mark-Steel Ball Located on Flywheel

Point Gap: .020 Distributor Cam Angle: 35 degrees

Cylinder Head Torque: 75-80 Ft. Lbs;

Fan Belt: Goodyear #22424, or Equivalent

Radiator Hoses: Upper: Goodyear 1-1/4" or #52007, or Equivalent

Lower: Goodyear: #60017* or 52412, or Equivalent

* Cut to Fit

Valve Specifications

Operating (Tappet) Clearance, Hot: Intake .006; Exhaust .013

Valve Stem Clearance: Intake .001-.003; Exhaust .002-.004

Clearance for Intake Timing: Zero

Valve Seat Angle: Intake 30 degrees; Exhaust 30 degrees, in head

Valve Timing: Intake Opens 3 degrees Before Top Dead Center

Exhaust Closes 5 degrees After Top Dead Center-all engines

Valve Spring Pressure: 125 Lbs @ 1-1/2 inches

Piston & Ring Data-All Series

Piston Removal: From Above

Shim Thickness to Use: Piston should pass at .002" and lock at .003"

Ring Gap, Minimum:

Compression: 216 Engine: .005" Oil Control: .005

Ring Clearance in Groves:

Compression: .0015-.003 Oil: .0015-.0035

Engine Bearing Data

Connecting Rod Bearing Journal Diameter: 2.311-2.312 inches

Rod Bearing Clearance: .0015-.0025 inches

Rod End Play: .004-.012 inches Rod Bolt Tension: 55-60 Lbs. Ft.

Main Bearing Journal Diameter: Front, 2.6835-2.6845; No 2, 2.7145-2.7155

No. 3, 2.7455-2.7465; No 4, 2,7765-2,7775

Main Bearing Clearance: .0015 -.0035 inch

Crankshaft End Play: .004-.007 Inch (Thrust taken on #3 bearing)

Main Bolt Tension: 100-110 Lbs. Ft.

Camshaft End Play: Free-.003

Camshaft Bearing Clearance: .002-.004

Capacities-All Series

Cooling System: 14 Qts.

Fuel Tank: 16 Gallons

Engine Oil Refill: 5 Qts; Grade of Oil: Above +32F 20; Above +10F 20W;

Above -10F 10W

Manual Transmission: 1-1/2 pints; Grade of Oil: Summer 90

Winter 90

Rear Axle: 3-1/2 pints; Grade of Oil: Summer 90H

Winter 90H

Beginning Engine Numbers: 2697268

B-105462 (Buffalo)

Beginning Serial Numbers: KB Series: KB-1001; KA Series: KA-1001;

KH Series: KH-1001

Brake Specifications-All Series

Lining Deminsions in Inches/Wheel: Length, 22-5/8; Width 1-3/4; Thickness 3/16

Pedal Free Play: 1/4"

Wheel Allignment Specifications

Master 85, Series KB

Caster: +2-1/4; Camber: +1;

Toe In; 1/8 inches;

Kingpin Angle: 7-1/16

Rear Axle Data

Ring Gear & Pinion Backlash: .005-.007 Inch

Drive Pinion Adjustment: Shims

Drive Pinion Bearing Adjustment: None

Axle Shaft End Play: .000-.014 Inch

Master DeLuxe, Series KH & Special DeLuxe, Series KA

Caster: 0; Camber: -1/4

Toe In: 1/32 inches;

Kingpin Angle: 4-3/4

Delco-Remy Distributor Specifications

Part #1110052

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: 18-1/2 Degrees @ 1,550 RPM

Vacuum Advance Data:

Plunger Movement Starts @ 6" Vacuum

Full Advance @ 12-15" Vacuum

Maximum Vacuum Advance: 8 Degrees

Delco-Remy Generator Specifications

Part #1102667

Brush Spring Tension:

Main: 25 Ounces

Direction of Rotation: Clockwise

Field Current @ 6 Volts: 1.7-1.9 Volts

Maximum Cold Output: 30 Amperes, 8.0 Volts @ 1,7500 RPM

Maximum Hot Output: Controlled by Current Regulator

Delco-Remy Regulator Specifications

Regulator Type: Voltage & Current

Regulator #1118201

Ground Polarity: Negative

Voltage to Close Relay Points: 6.2-6.7 Volts

Amperage to Open Relay Points: 0-4.0 Amperes

Maximum Operating Amperage: 34-36 Amperes

Maximum Operating Voltage (Hot): 7.2-7.4 Volts

Delco-Remy Starting Motor Specifications

Part #1107009

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

Carburetor Specifications

Carter W-1 Model 420S

Casting #365

Repair Kit # 1013D

Float Level: 1/2"

Screw Setting: 1-2 Turns Open

Metering Rod Gauge: T109-25

Anti-Pump Travel:

Holes in Pump Arm Provide Pump Adjustment

Cold Weather: Longest Stroke

Hot Weather: Shortest Stroke

Carter W-1 Model 434S

Casting #373

Repair Kit # N/A

Float Level: 1/2"

Screw Setting: 1-2 Turns Open

Metering Rod Gauge: T109-25

Anti-Pump Travel:

Holes in Pump Arm Provide Pump Adjustment

Cold Weather: Longest Stroke

Hot Weather: Shortest Stroke

Fuel Pump Data:

Pump Type AF

Maximum Pressure: 3 PSI

Dash Gauge Manufacturers:

Gasolline: AC

Temperature: AC

Oil Pressure: AC

Ammeter: AC

Popular Options

Whitewall tires, Bumper Guards, Radio, Heater, Clock, Cigar lighter, Seat covers, External Sun shade, Spotlight, Fog lights, Wheel trim rings, Outside rear view mirror, B Accessory Hood Ornament.

1940 Chevrolet Historical Data

1940 Chevrolet Model Introduction was in September 1939.

367 Station Wagons were build with double rear doors.

1940 was the first year to use plastic parts and stainless steel trim.

The 25 millionth Chevrolet was built in 1940.

Total Chevrolet Production for 1940 was 775,073