1963 CORVETTE

General Specifications

Chasis:

Wheelbase: 98"

Overall Length: 175.2"

Tire Size: 6.70 x 15 inches

Body Data:

8 Cylinder:

2 Door Fastback Coupe, 2 Passenger, Model #0800; Body #37

Base Price: $4,257; Shipping Weight: 2,859 Pounds;

Production Total: 10,594

2 Door Convertible, 2 Passenger, Model #0800; Body #67

Base Price: $4,037; Shipping Weight: 2,881 Pounds;

Production Total: 10,919

8 Cylinder Engine Specifications:

250 HP Engine:

Engine Type: V-Type 8 Cylinder, Overhead Valve

Bore & Stroke: 4.001" x 3.25"

Engine Displacement: 327 Cu. In.

Compression Ratio: 10.5 to 1;

Taxable Horsepower: 51.23

Horsepower: 250 @ 4,400 RPM

Maximum Torque: 350 Ft Lbs @ 2,800 RPM

Normal Oil Pressure: 30-45 PSI

One, 4 Barrel Carburetor

300 HP Engine:

Engine Type: V-Type 8 Cylinder, Overhead Valve

Bore & Stroke: 4.001" x 3.25"

Engine Displacement: 327 Cu. In.

Compression Ratio: 10.5 to 1;

Taxable Horsepower: 51.23

Horsepower: 300 @ 5,000 RPM

Maximum Torque: 360 Ft Lbs @ 3,200 RPM

Normal Oil Pressure: 30-45 PSI

One, 4 Barrel Carburetor

340 HP Engine:

Engine Type: V-Type 8 Cylinder, Overhead Valve

Bore & Stroke: 4.001" x 3.25"

Engine Displacement: 327 Cu. In.

Compression Ratio: 11.25 to 1;

Taxable Horsepower: 51.23

Horsepower: 340 @ 6,000 RPM

Maximum Torque: 344 Ft Lbs @ 4,000 RPM

Normal Oil Pressure: 30-45 PSI

One, 4 Barrel Carburetor

360 HP Engine:

Engine Type: V-Type 8 Cylinder, Overhead Valve

Bore & Stroke: 4.001" x 3.25"

Engine Displacement: 327 Cu. In.

Compression Ratio: 11.25 to 1;

Taxable Horsepower: 51.23

Horsepower: 360 @ 6,000 RPM

Maximum Torque: 352 Ft Lbs @ 4,000 RPM

Normal Oil Pressure: 30-45 PSI

Fuel Injection

Available Axle Ratios:

4.11:1; 4.56:1; 3.08:1; 3.36:1; 3.55:1; 3.70:1

1963 CORVETTE

Tune Up Specifications:

8 Cylinder Engine, 250 HP:

Ground Polarity: Negative

Voltage: 12 Volts

Spark Plug: AC 44

Spark Plug Gap .035"

Point Gap: Turn adjusting 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: 4 Degrees BTDC on Damper

Engine Idle Speed:

Standard Transmission: 475 RPM

Automatic Transmission: 450 RPM, in Drive

Compression Pressure @ Cranking Speed: 160 PSI

Fuel Pump Pressure: 5-1/4 to 6-1/2 PSI

8 Cylinder Engine, 300 HP:

Ground Polarity: Negative

Voltage: 12 Volts

Spark Plug: AC 44

Spark Plug Gap .035"

Point Gap: Turn adjusting 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: 8 Degrees BTDC on Damper

Engine Idle Speed:

Standard Transmission: 475 RPM

Automatic Transmission: 450 RPM, in Drive

Compression Pressure @ Cranking Speed: 160 PSI

Fuel Pump Pressure: 5-1/4 to 6-1/2 PSI

8 Cylinder Engine, 340 HP:

Ground Polarity: Negative

Voltage: 12 Volts

Spark Plug: AC 44

Spark Plug Gap .035"

Point Gap: Turn adjusting 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: 10 Degrees BTDC on Damper

Engine Idle Speed:

Standard Transmission: 750 RPM

Compression Pressure @ Cranking Speed: 160 PSI

Fuel Pump Pressure: 5-1/4 to 6-1/2 PSI

8 Cylinder Engine, 360 HP:

Ground Polarity: Negative

Voltage: 12 Volts

Spark Plug: AC 44

Spark Plug Gap .035"

Point Gap: Turn adjusting 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: 10 Degrees BTDC on Damper

Engine Idle Speed:

Standard Transmission: 850 RPM

Compression Pressure @ Cranking Speed: 160 PSI

Fuel Pump Pressure: 5-1/4 to 6-1/2 PSI

Valve Specifications:

8 Cylinder Engine, With Hydralic Lifters:

Operating (Tappet) Clearance, Hot:

Intake: 1 Turn

Exhaust: 1 Turn

Valve Seat Angle:

Seat: 46 Degrees

Face 45 Degrees

Valve Spring Height Installed: 1.66"

Valve Spring Pressure: 175 Lbs @ 1.26"

Valve Stem Clearance:

Intake .001"-.0033"

Exhaust .001"-.0027"

Valve Stem Diameter:

Intake: .3404"-.3417"

Exhaust: .3410"-.3417"

8 Cylinder Engine, With Mechanical Lifters:

Operating (Tappet) Clearance, Hot:

Intake: .008"

Exhaust: .018"

Valve Seat Angle:

Seat: 46 Degrees

Face 45 Degrees

Valve Spring Height Installed: 1-11/16"

Valve Spring Pressure: 164 Lbs @ 1-19/64"

Valve Stem Clearance:

Intake .001-.0027

Exhaust .0016-.0033

Valve Stem Diameter:

Intake: Tapers, .3414" at top -.3404" at bottom

Exhaust: .3410"-.3417"

Pistons, Pins, Rings, Crankshaft, & Bearings Data:

8 Cylinder Engine, Except 350 HP:

Piston Clearance: .0005"-.0011"

Ring End Gap:

Compression: .013"

Oil: .015

Wrist Pin Diameter: .927"

Rod Bearings:

Shaft Diameter: 1.999"-2.000"

Rod Bearing Clearance: .004"

Main Bearings:

Shaft Diameter:

Front: 2.2987"-2.2997"

Rear: 2.2978"-2.2988"

Others: 2.2983"-2.2993"

Main Bearing Clearance: .004"

Thrust on Rear Bearing: Rear

Crankshaft End Play: .003"-.0011"

8 Cylinder Engine, 350 HP:

Piston Clearance: .0024"-.003"

Ring End Gap:

Compression: .010"

Oil: .015

Wrist Pin Diameter: .927"

Rod Bearings:

Shaft Diameter: 1.999"-2.000"

Rod Bearing Clearance: .004"

Main Bearings:

Shaft Diameter:

Front: 2.2987"-2.2997"

Rear: 2.2978"-2.2988"

Others: 2.2983"-2.2993"

Main Bearing Clearance: .004"

Thrust on Rear Bearing: Rear

Crankshaft End Play: .003"-.0011"

Capacities:

250 & 300 H.P. Engines

Cooling System:

Without Heater: 15-1/2 Quarts

With Heater: 16-1/2 Quarts

With Air Conditioning: 16-1/2 Quarts

Radiator Cap Pressure:

With Air Conditioning: 15 PSI

Without Air Conditioning: 13 PSI

Thermostat Opening Temperature: 180 Degrees

Fuel Tank: 20 Gallons

Engine Oil Refill: 5 Quarts with New Filter

Transmission Oil:

3 Speed Manual: 2 Pints

4 Speed Manual: 2-1/2 Pints

Automatic Transmission:

Refill: 3-1/2 Quarts

Total Capacity: 10-1/2 Quarts

Rear Axle: 4 Pints

340 & 360 H.P. Engines

Cooling System:

Without Heater: 15-1/2 Quarts

With Heater: 16-1/2 Quarts

With Air Conditioning: 16-1/2 Quarts

Radiator Cap Pressure:

With Air Conditioning: 15 PSI

Without Air Conditioning: 13 PSI

Thermostat Opening Temperature: 180 Degrees

Fuel Tank: 20 Gallons

Engine Oil Refill: 6 Quarts with New Filter

Transmission Oil:

3 Speed Manual: 2 Pints

4 Speed Manual: 2-1/2 Pints

Automatic Transmission:

Refill: 3-1/2 Quarts

Total Capacity: 10-1/2 Quarts

Rear Axle: 4 Pints

Engine Tightening Specifications:

327 Cu. In. 8 Cylinder:

Spark Plugs: 25 Ft. Lbs

Cylinder Head Bolts: 65 Ft. Lbs.

Intake Manifold: 30 Ft. Lbs.

Exhaust Manifold: 20 Ft. Lbs

Rocker Arm Cover: 55 Inch Lbs.

Connecting Rod Cap Bolts: 35 Ft. Lbs

Main Bearing Cap Bolts: 80 Ft. Lbs.

Flywheel to Crankshaft: 60 Ft. Lbs

Vibration Damper: 60 Ft. Lbs.

Alternators:

8 Cylinder Engine:

#1100628

Rated Hot Output: 37 Amperes

Field Current, 12 Volts @ 80 Degrees: 1.9 to 2.3 Amperes

Output @ 14 Volts

2,000 RPM: 25 Amperes

5,000 RPM: 35 Amperes

Voltage Regulator #1119512

Field Relay:

Air Gap: .015"

Point Gap: .030"

Closing Voltage: 1.5 to 3.7 Volts

Voltage Regulator:

Air Gap: .057"

Point Gap: .014"

Voltage @ 125 Degrees: 13.5 to 14.4 Volts

#1100633

Rated Hot Output: 55 Amperes

Field Current, 12 Volts @ 80 Degrees: 1.9 to 2.3 Amperes

Output @ 14 Volts

2,000 RPM: 32 Amperes

5,000 RPM: 50 Amperes

Voltage Regulator #1119512

Field Relay:

Air Gap: .015"

Point Gap: .030"

Closing Voltage: 1.5 to 3.7 Volts

Voltage Regulator:

Air Gap: .057"

Point Gap: .014"

Voltage @ 125 Degrees: 13.5 to 14.4 Volts

Distributors:

8 Cylinder Engine:

#1111022

Clockwise Rotation

Point Gap: Turn adjusting screw in until engine misfires, then back off 1/2 turn

Cam Angle: 28-32 Degrees

Breaker Arm Tension: 19-23 Ounces

Centrifugal Advance Data:

Advance Starts: 1 Degree @ 425 RPM

Full Advance: 12 Degrees @ 2,300 RPM

Vacuum Advance Data:

Inches of Vacuum to Start Plunger: 7-9"

Maximum Vacuum Advance: 8 Degrees @ 16" Vacuum

#1111024

Clockwise Rotation

Point Gap: Turn adjusting screw in until engine misfires, then back off 1/2 turn

Cam Angle: 21-31 Degrees

Breaker Arm Tension: 19-23 Ounces

Centrifugal Advance Data:

Advance Starts: 1 Degree @ 425 RPM

Full Advance: 12 Degrees @ 2,300 RPM

Vacuum Advance Data:

Inches of Vacuum to Start Plunger: 7-9"

Maximum Vacuum Advance: 8 Degrees @ 16" Vacuum

Starting Motors:

8 Cylinder:

#1107242

Clockwise Rotation

Brush Tension: 35 Ounces (Minimum)

No Load Test: 65 Amps, 10.6 Volts @ 3,600 RPM

Resistance Test: 300-360 Amps, 3.5 Volts

#1107711

Clockwise Rotation

Brush Tension: 40 Ounces (Minimum)

No Load Test: 65 Amps, 10.6 Volts @ 3,600 RPM

Resistance Test: 300-360 Amps, 3.5 Volts

#1107233

Clockwise Rotation

Brush Tension: 340 Ounces (Minimum)

No Load Test: 65 Amps, 10.6 Volts @ 3,600 RPM

Resistance Test: 300-360 Amps, 3.5 Volts

#1107286

Clockwise Rotation

Brush Tension: 40 Ounces (Minimum)

No Load Test: 65 Amps, 10.6 Volts @ 3,600 RPM

Resistance Test: 300-360 Amps, 3.5 Volts

Rear Axle & Brake Specifications:

Carrier Type: Integral

Differential Bearing Preload:

Method: Shim

Adjustment: .010"

Ring Gear Pinion Backlash:

Method: Check with Dial Gauge

Adjustment: .005"-.008"

Pinion Bearing Preload:

Method: Spacer

Adjustment:

New Bearings: 20-25 Inch Lbs.

Brake Drum Diameter: 11"

Wheel Cylinder Bore:

Front 1-3/16"

Rear: 1"

Master Cylinder Bore: 1"

Wheel Alignment Specifictions:

Caster: + 1-3/4 Degrees

Camber: 3/4 Degrees

Toe In: 3/16 to 5/16""

Toe Out on Turns:

Outer Wheel: 18 Degrees

Inner Wheel: 20 Degrees

Carburetor Types:

8 Cylinder Engine:

Carter WCFB

Carburetor #3500S, 3501S

Idle Screw, Turns to Open: 1/2 to 2 Turns

Fast Idle Speed: 1,700 RPM

Float Level:

Primary: 7/32"

Secondary: 7/32"

Float Drop:

Primary: 3/4"

Secondary: 3/4"

Choke Unloader Setting: 1/4"

Automatic Choke Setting: Index

Carter AFB

Carburetor #3460S

Idle Screw, Turns to Open: 1/2 to 2 Turns

Fast Idle Speed: 1,750 RPM

Float Level:

Primary: 7/32"

Secondary: 7/32"

Float Drop:

Primary: 3/4"

Secondary: 3/4"

Pump Travel Setting: 1/2"

Choke Unloader Setting: 1/4"

Automatic Choke Setting: Index

Carter AFB

Carburetor #3461S

Idle Screw, Turns to Open: 1/2 to 2 Turns

Fast Idle Speed: 1,750 RPM

Float Level:

Primary: 7/32"

Secondary: 7/32"

Float Drop:

Primary: 23/32"

Secondary: 23/32"

Pump Travel Setting: 1/2"

Choke Unloader Setting: 1/4"

Automatic Choke Setting: 1 Lean

VIN Numbers:

30867S100001 - 30867S121513

OR

30837S100001 - 30837S121513

Popular Options:

Leather Seats; Tinted Glass; Power Windows; Auxiliary Hardtop for Convertibles; Heater & Defroster Delete; Air Conditioning; Posi-Traction Axle; Power Steering; Power Brakes; Sintered Metallic Brake Linings; Powerglide Automatic Transmission; 4 Speed Manual Transmission; 36 Gallon Fuel Tank for Coupes; Woodgrained Plastic Steering Wheel; Cast Aluminum Knock-Off Wheels; Back Up Lights; Signal Seeking AM Radio; AM-FM Radio; Special Performance Equipment; Various Engine Options.

Paint Colors:

Code Color

900 Tuxedo Black

912 Silver Blue

916 Daytona Blue

923 Riverside Red

932 Saddle Tan

936 Ermine White

941 Sebring Silver

1963 Corvette Promotional Model Cars Available:

Plastic: Corvette Sting Ray Convertible; Corvette Sting Ray Coupe

1963 Corvette Historical Data:

1963 Corvette model year introduction date was on September 28, 1962.

Model Year Production: 21,513 Cars

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