1961 CORVAIR


General Specifications


Model Designations:

Corvair, Series 500

Corvair, Series 700

Corvair Monza, Series 900


Corvair Series 500 Body Styles:


4 Door Sedan, 6 Passenger, Body #0569

Base Price: $1,974; Shipping Weight: 2,355 Pounds; Production Total: 18,752


2 Door Club Coupe, 5 Passenger, Body #0527

Base Price: $1,920; Shipping Weight: 2,320 Pounds; Production Total: 16,857


4 Door Station Wagon, 6 Passenger, Body #0535

Base Price: $2,266; Shipping Weight: 2,530 Pounds; Production Total: 5,591




Corvair Series 700 Body Styles:


4 Door Sedan, 6 Passenger, Body #0769

Base Price: $2,039; Shipping Weight: 2,380 Pounds; Production Total: 51,948


2 Door Club Coupe, 5 Passenger, Body #0727

Base Price: $1,985; Shipping Weight: 2,350 Pounds; Production Total: 24,786


4 Door Station Wagon, 6 Passenger, Body #0735

Base Price: $2,330; Shipping Weight: 2,555 Pounds; Production Total: 20,451





Corvair Monza, Series 900 Body Styles:


4 Door Sedan, 6 Passenger, Body #0969

Base Price: $2,201; Shipping Weight: 2,420 Pounds; Production Total: 33,741


2 Door Club Coupe, 4 Passenger, Body #0927

Base Price: $2,201; Shipping Weight: 2,395 Pounds; Production Total: 109,946





1961 CORVAIR


General Engine Specifications:


80 Horsepower 6 Cylinder Engine:

Wheelbase: 108 inches

Engine Type: Overhead Valve, Horizontally Opposed, Air Cooled 6 Cylinder

Bore & Stroke: 3.4375" X 2.60"

Engine Displacement: 145 Cu. In.

Compresssion Ratio: 8.00 to 1

Taxable Horsepower: 28.36

Horsepower: 80 @ 4,400 RPM

Torque: 128 Ft. Lbs @ 2,300 RPM

Normal Oil Pressure: 35 PSI

Carburetor: 2 - Rochester Model 7019101, 1 Barrel Carburetors

Rear Axle Ratio: 3.27:1; Optional: 3.55:1 or 3.89:1

Tire Size: 6.50 x 13 inches; Station Wagon: 7.00 x 13 inches.




98 Horsepower 6 Cylinder Engine, Monza:

Wheelbase: 108 inches

Engine Type: Overhead Valve, Horizontally Opposed, Air Cooled 6 Cylinder

Bore & Stroke: 3.4375" X 2.60"

Engine Displacement: 145 Cu. In.

Compresssion Ratio: 9.00 to 1

Taxable Horsepower: 28.36

Horsepower: 98 @ 4,600 RPM

Torque: 132 Ft. Lbs @ 3,000 RPM

Normal Oil Pressure: 35 PSI

Carburetor: 2 - Rochester Model 7015311, 1 Barrel Carburetors

Rear Axle Ratio: 3.27:1;; Optional: 3.55:1 or 3.89:1

Tire Size: 6.50 x 13 inches; Station Wagons: 7.00 x 13 inches



Tune Up Specifications:

Distributor #1110252 & #1110258

Spark Plug Type: AC 46FF or Equivalent

Spark Plug: Gap .035;

Point Gap:

New Points: .019"

Used Points: .016"

Dwell Angle: 31-34 Degrees

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

Ignition Timing: 4 Degrees Before TDC

Engine Idle Speed:

Standard Transmission: 500 RPM

Automatic Transmission: 500 RPM in Drive

Compression Pressure: 130 PSI

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



Distributor #1110256 & #1110257

Spark Plug Type: AC 46FF or Equivalent

Spark Plug: Gap .035;

Point Gap:

New Points: .019"

Used Points: .016"

Dwell Angle: 31-34 Degrees

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

Ignition Timing: 16 Degrees Before TDC

Engine Idle Speed:

Standard Transmission: 500 RPM

Automatic Transmission: 500 RPM in Drive

Compression Pressure: 130 PSI

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



Distributor #1110259 & #1110260

Spark Plug Type: AC 46FF or Equivalent

Spark Plug: Gap .035;

Point Gap:

New Points: .019"

Used Points: .016"

Dwell Angle: 31-34 Degrees

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

Ignition Timing: 13 Degrees Before TDC

Engine Idle Speed:

Standard Transmission: 500 RPM

Automatic Transmission: 500 RPM in Drive

Compression Pressure: 130 PSI

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



Engine Tightening Specifications:


Spark Plugs: 20-25 Ft. Lbs

Cylinder Head Bolts: 27-33 Ft. Lbs

Exhaust Manifold: 22-27 Ft. Lbs

Rocker Arm Stud Nut: 55-125 Inch Lbs.

Rocker Arm Stud: 27-33 Ft. Lbs.

Rocker Arm Cover: 30-50 Inch Lbs.

Connecting Rod Cap Bolts: 20-26 Ft. Lbs.

Crankcase Bolts: 50-55 Ft. Lbs.

Flywheel to Crankshaft: 40-50 Ft. Lbs.

Vibration Damper or Pulley: 50-60 Ft. Lbs.



Distributor Specifications:


Distributor #1110258 (Standard Transmission)

Rotation: Clockwise

Breaker Point Opening: .019" (New Points); .016" (Used Points)

Dwell Angle: 31 to34 Degrees

Breaker Arm Spring Tension: 19 to 23 Ounces

Centrifugal Advance Data:

Advance Starts: 0 Degrees @ 200 RPM

Full Advance: 16 Degrees @ 1,800 RPM

Vacuum Advance Data:

Inches of Vacuum to Start Plunger: 6" Vacuum

Maximum Advance: 11 Degrees @ 15" Vacuum



Distributor #1110259 (Automatic Transmission)

Rotation: Clockwise

Breaker Point Opening: .019" (New Points); .016" (Used Points)

Dwell Angle: 31 to34 Degrees

Breaker Arm Spring Tension: 19 to 23 Ounces

Centrifugal Advance Data:

Advance Starts: 0 Degrees @ 850 RPM

Full Advance: 10 Degrees @ 1,800 RPM

Vacuum Advance Data:

Inches of Vacuum to Start Plunger: 7" Vacuum

Maximum Advance: 11 Degrees @ 16" Vacuum



Distributor #1110257 (High Performance)

Rotation: Clockwise

Breaker Point Opening: .019" (New Points); .016" (Used Points)

Dwell Angle: 31 to34 Degrees

Breaker Arm Spring Tension: 19 to 23 Ounces

Centrifugal Advance Data:

Advance Starts: 0 Degrees @ 350 RPM

Full Advance: 12 Degrees @ 2,400 RPM

Vacuum Advance Data:

Inches of Vacuum to Start Plunger: 6" Vacuum

Maximum Advance: 11 Degrees @ 15" Vacuum



Generator & Regulator Specifications:


Generator #1100227

Ground Polarity: Negative

Generator Output: 30 Amperes

Brush Spring Tension: 28 Ounces

Field Current: 1.5 to 1.62 Amperes


Regulator #1119001

Cutout Relay:

Voltage to Close Points: 12.4 Volts

Armature Air Gap: .020"

Voltage Regulator Setting: 14.2 Volts

Current Regulator Setting: 30 Amperes

Current & Voltage Armature Air Gap: .075"



Starting Motor Specifications:


Part #1108306 (Standard Transmission)

Brush Spring Tension: 35 Ounces

No Load Test: 58-80 Amperes, 10.6 Volts @ 6,750-10,500 RPM

Resistance Test: 280-320 Amperes @ 4 Volts


Part #1108307 (Automatic Transmission)

Brush Spring Tension: 35 Ounces

No Load Test: 58-80 Amperes, 10.6 Volts @ 6,750-10,500 RPM

Resistance Test: 280-320 Amperes @ 4 Volts



Valve Specifications


Turbo-Air Engine;


Valve Lash: 1 Turn

Valve Seat Angle: 45 degrees

Valve Face Angle: 44 degrees

Valve Spring Installed Height: 1-1/2"

Valve Spring Pressure: 60 Lbs @ 1-1/2 inches

Valve Stem Clearance: Intake .001-.0027;

Exhaust .0015-.0032

Valve Stem Diameter: Intake: .3415"-.3422"

Exhaust: Top: .3414"; Bottom: .3404"



Other Engines;


Valve Lash: 1 Turn

Valve Seat Angle: 45 degrees

Valve Face Angle: 44 degrees

Valve Spring Installed Height: 1-11/16"

Valve Spring Pressure: 75 Lbs @ 1-11/16 inches

Valve Stem Clearance: Intake .001-.0027;

Exhaust .0015-.0032

Valve Stem Diameter: Intake: .3415"-.3422"

Exhaust: Top: .3414"; Bottom: .3404"


Piston, Pins, Rings, Crankshaft Bearing Data:


All Engines:


Piston Clearance: .0011"-.0017"

Ring End Gap (Minimum):

Compression Ring: .010"

Oil Ring: .010

Wrist Pin Diameter: .8001"

Rod Bearings:

Shaft Diameter: 1.799"-1.800"

Rod Bearing Clearance: .0007"-.0027"

Main Bearings:

Shaft Diameter: #1 & #2: 2.0978"-2.0988"; #3 & #4: 2.0983"-2.0993"

Main Bearing Clearance: .0012"-.0037"

Thrust on Bearing #1

Shaft End Play: .002"-.006"



Capacities:


All Series:


Fuel Tank: 14 Gallons;

Engine Oil Refill: 4-1/2 Quarts, with new filter.

Grade of Oil: Summer: 30;

Winter: 10W

3 Speed Manual Transmission: 2 Pints

4 Speed Manual Transmission: 3-3/4 Pints

Automatic Transmission: 6 Pints (13-14 Pints on Overhaul)

Differential: 3.2 Pints




Wheel Alignment Specifications


Caster: +1-3/4 Degrees

Front Wheel Camber: Left & Right: +1/2 Degree

Rear Wheel Camber: Left & Right: +1 Degree

Toe-In: Front: 1/4" to 3/8"; Rear: 1/8" to 3/8"

Toe-Out on Turns:

Outer Wheel: 18 Degrees

Inner Wheel: 20 Degrees



Rear Axle & Brake Specifications


Carrier Type: Integral

Differential Bearing Preload:

Method: Threaded Adjuster

Adjustment: 2 to 3 notches light

Ring Gear & Pinion Backlash:

Method: Threaded Adjuster

Adjustment: .005"-.008"

Pinion Bearing Preload:

Method: Sleeve

Adjustment:

New Bearings: 14-16 Inch Lbs.

Used Bearings: 9-11 Inch Lbs.

Brake Drum Diameter: 9"

Wheel Cylinder Bore:

Front: 7/8"

Rear: 15/16"

Master Cylinder Bore: 1"




Rochester Carburetor Adjustments


Idle Mixture Screw: 1-1/2 Turns

Float Level: 1-7/32"

Float Drop: 1-3/4"

Pump Rod: Index

Choke Unloader: .245"





Engine Codes:

Y = Manual Transmission, Hi-Performance Engine

YC = Manual Transmission

YH = Manual Transmission

YL = Manual Transmission with Air Conditioning

YM = Air Conditioning & Hi-Performance Engine

YN = Manual Transmission, Hi-Performance Engine

ZB = Automatic Transmission

ZD = Automatic Transmission & Air Conditioning

ZF = Automatic Transmission, Hi-Performance Engine

ZG = Automatic Transmission, Air Conditioning, Hi-Performance Engine

ZH = Automatic Transmission

ZJ = Automatic Transmission & Air Conditioning



Beginning Serial Number:

All Series: 100001


Popular Options


Automatic Transmission, 4 Speed Manual Transmission, 98 HP Engine, 3.55:1 or 3.89:1 Axle Ratio, Manual Radio, Push Button Radio, Direct Air Heater, Gasoline Heater, Padded Dash, Folding Rear Seat (Standard on Monza), Wheel Covers (Standard on Monza), Spare Wheel Lock, Whitewall Tires, Two Speed Windshield Wipers, Windshield Washer, Back Up Lights, Glove Compartment Light, Heavy Duty Shock Absorbers.



Paint Colors & Codes


Code Color


503 Tuxedo Black

903 Seafoam Green

905 Arbor Green Poly

912 Jewel Blue Poly

914 Midnight Blue Poly

915 Twilight Turquoise Poly

917 Seamist Turquoise

920 Fawn Beige Poly

923 Roman Red

925 Coronna Cream

936 Ermine White

938 Almond Beige

940 Sateen Silver Poly

948 Honduras Maroon Poly



1961 Corvair Historical Data


1961 Chevrolet Corvair models were introduced on October 8, 1960.

Total 1961 Corvair Production was 297,881.



Promotional Models Produced:


Plastic: Corvair 700 4 Door Sedan & Corvair Monza Coupe



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