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1956 Packard Series 5680
400 Hardtop
Standard Specifications
  Show Summary  
Original Base Price $3,855.00
No. Produced 3,224
Body Maker Packard
No. Doors 2
Passengers
Model Number 5687
Weight 4,290lbs
Wheelbase 127 inches
Length 218.6 inches
Width 78 inches
Height
Front Tread 60 inches
Rear Tread 60.9 inches
Type V8, Valve-in-head
Displacement 374.19 cu. in.
Cylinders 8
Bore & Stroke 4 1/8 & 3 1/2 inches
Compression Ratio-Std 10 to 1
Compression Ratio-Opt Not applicable
Brake Horsepower 290@4600
Rated Horsepower 54.45
Torque 405@2800
Main Bearings 5
Valve Lifters Hydraulic
Block Material
Engine Numbers See Add'l Info
Engine No. Location
Lubrication Pressure to all bearings excluding wrist pin
Type Downdraft 4-barrel
Make Rochester
Type Helical
Drive Rear wheel drive
No. Of Gears 3
Gear Ratios
1st 2.49 to 1
2nd 1.59
3rd 1 to 1
4th Not applicable
5th Not applicable
Reverse 3.15
Single plate dry disc
Clutch Size 11 inches
Semifloating
Hypoid
Differential Ratio 3.54 to 1
Front Independent torsion bar
Rear Torsion bar
Worm & three tooth roller
Service 4 wheel hydraulic drum
Front Size 12 inches
Rear Size 12 inches
Emergency Rear service brakes
Size 12 inches
Exhaust System
Ignition System Distributor and coil
Battery 12 volt storage battery
Cooling System Centrifugal pump with thermostat
Radiator Fin and tube
Fuel Type Premium
Mileage
Wheel Type
Wheel Mfr
Wheel Size
Tire Type
Tire Size 8 x 15
Spare Location Trunk
Fuel 20 Gallons
Oil 5 Quarts
Transmission 3.25 Pints
Cooling System 26 Quarts
Rear Differential 4.25 Pints
Front Differential Not applicable
Transfer Case Not applicable
Milestone Car
VIN/Serial no. Same as engine number
VIN Description
VIN Location
General VIN Decoder

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Additional Information
Serial/Engine Nos. starting 5687-1001.

Packard-A History of the Motor Car & Company BR KimesLos Angeles Public Library
630 West Fifth Street
Los Angeles CA 90071
(213) 228-7000
www.lapl.org
Standard Catalog of American Cars 1946-1975 Krause Pub.Los Angeles Public Library
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 November 1948Horseless Carriage Foundation
Motor Age April 1956Horseless Carriage Foundation
Paint Type Lacquer
Colors Shannon Green
Tahitian Jade Metallic
Eire Green
Norwegian Forest Metallic
Danube Blue
Holland Blue Metallic
Aegean Blue Metallic
Adriatic Blue Metallic
Tangier Red
Scottish Heather
Persian Aqua
Dover White
Maltese Gray Metallic
Jamaican Yellow
Mojave Tan Metallic
Roman CopperMetalli-Chrome
Naples Orange
Upper-Shannon Green/Lower-Eire Green
Upper Eire Green/ Lower-Shannon Green
Upper-Eire Green/Lower-Dover White
Upper Danube Blue/Lower-Aegean Blue Metallic
Upper-Aegean Blue Metallic/Lower-Danube Blue
Upper-Aegean Blue Metallic/Lower-Dover White
Upper-Scottish Heather/Lower-Dover White
Upper-Dover White/Lower-Eire Green
Upper-Dover White/Lower-Aegean Blue Metallic
Upper-Dover White/Lower-Scottish Heather
Upper-Dover White/Lower-Mojave Tan Metallic
Upper-Maltese Gray Metallic/Lower-Scottish Heather
Upper-Shannon Green/Lower-Norwegian Forest Metalli
Upper-Norwegian Forest Metallic/Shannon Green
Upper-Danube Blue/Lower-Adriatic Blue Metallic
Upper-Adriatic Blue MetallicLower-Danube Blue
Upper-Dover White/Lower-Persian Aqua
Upper-Dover White/Lower-Maltese Gray Metallic
Upper-Dover White/Lower-Jamaican Yellow
Upper-Dover White/Lower-Corsican Black
Upper-Maltese Gray Metallic/Lower-Dover White
Upper-Jamaican Yellow/Lower-Dover White
Upper-Jamaican Yellow/Lower-Corsican Black
Upper-Corsican Black/Lower-Dover White
Upper-Corsican Black/Lower-Jamaican Yellow
Standard/Optional Equipment
Ultramatic automatic transmissionOpt
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