Specifications, Part & Services, Museums & Clubs for Antique, Classic, Vintage and Muscle Cars

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1961 Buick Invicta Series
Hardtop
Standard Specifications
  Show Summary  
Original Base Price $3,192.00
No. Produced 18,398
Body Maker Fisher
No. Doors 4
Passengers
Model Number 4639
Weight 4,179lbs
Wheelbase 123 inches
Length 213.2 inches
Width 78 inches
Height 56.3 inches
Front Tread 62 inches
Rear Tread 61 inches
Type V8, Valve-in-head
Displacement 401.11 cu. in.
Cylinders 8
Bore & Stroke 4 3/16 & 3 41/64 inches
Compression Ratio-Std 10.25 to 1
Compression Ratio-Opt Not applicable
Brake Horsepower 325@4400
Rated Horsepower 56.11
Torque 445@2800
Main Bearings 5
Valve Lifters Hydraulic
Block Material
Engine Numbers
Engine No. Location On extension on left block forward of valve lifter cover.
Lubrication Pressure to all bearings excluding wrist pin
Type Downdraft 4-barrel
Make Carter or Rochester
Type Turbine Drive automatic
Drive Rear wheel drive
No. Of Gears 3
Gear Ratios
1st Not applicable
2nd Not applicable
3rd Not applicable
4th Not applicable
5th Not applicable
Reverse Not applicable
Not applicable
Clutch Size
Semifloating
Hypoid
Differential Ratio 3.23 to 1
Front Independent ball joint with coil springs
Rear Coil springs
Recirculating ball and nut
Service 4 wheel hydraulic drum
Front Size 12 inches
Rear Size 12 inches
Emergency Rear service brakes
Size 12 inches
Exhaust System Single with crossover
Ignition System Distributor and coil
Battery 12 volt storage battery
Cooling System Centrifugal pump with thermostat
Radiator Tube and center
Fuel Type
Mileage
Wheel Type
Wheel Mfr
Wheel Size
Tire Type
Tire Size 7.6 x 15
Spare Location Trunk
Fuel 20 Gallons
Oil 4 Quarts
Transmission 24 Pints
Cooling System 17 Quarts
Rear Differential 6.5 Pints
Front Differential Not applicable
Transfer Case Not applicable
Not Rated
VIN/Serial no. See Additional Information
VIN Description Total Digits: 9
Digits 1: Series
Digits 2: Model year
Digits 3: Assembly plant
Digits 4-9: Production number
VIN Location On hinge pillar post & on top of insturment panel left side.
General VIN Decoder

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Additional Information
Serial Nos.: Starting 6H1001001 & 6H2001001 & 6H3001001 & 6H4001001 & 6H5001001 & 6H6001001 & 6H7001001 & 6H8001001

1961 Buick Features FactsDetroit Public Library (Nat'l Auto. Hist. Collctn)
5201 Woodward
Detroit MI 48202
(313) 833-1456
www.detroit.lib.mi.us/nahc/index.htm
Serial No. Book for US Cars 1900-1975 G. BrighamHorseless Carriage Foundation
8186 Center St. Suite F P.O. Box 4119
La Mesa CA 91944-4119
(619) 464-0301
www.hcfi.org
Motor Age January 1961Horseless Carriage Foundation
Motor Age April 1961Horseless Carriage Foundation
Motor's Auto Repair Manual 28th EditionLos Angeles Public Library
630 West Fifth Street
Los Angeles CA 90071
(213) 228-7000
www.lapl.org
Paint Type Lacquer
Colors Tampico Red
Phoenix Beige
Newport Silver Metallic
Arctic White
Rio Red Metallic
Cordovan Metallic
Turquoise Metallic
Dublin Green Metallic
Laguna Blue Metallic
Desert Fawn Metallic
Venice Blue Metallic
Kerry Green
Bimini Blue
Sun Valley Cream
Argent Silver Metallic
Standard/Optional Equipment
Power brakesOpt
Power steeringOpt
Pushbutton RadioOpt
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