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

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1957 Pontiac Star Chief Custom Series 57-28 (Bonneville)
Bonneville
Standard Specifications
  Show Summary  
Original Base Price $5,782.00
No. Produced 630
Body Maker Fisher
No. Doors 2
Passengers 6
Model Number
Weight 4,285lbs
Wheelbase 124 inches
Length 213.8 inches
Width 75.2 inches
Height 62.1 inches
Front Tread 59 inches
Rear Tread 59.4 inches
Type V8, Valve-in-head
Displacement 347.04 cu. in.
Cylinders 8
Bore & Stroke 3 15/16 & 3 9/16 inches
Compression Ratio-Std 10.25 to 1
Compression Ratio-Opt Not applicable
Brake Horsepower 315@4800
Rated Horsepower 49.61
Torque
Main Bearings 5
Valve Lifters Hydraulic
Block Material
Engine Numbers
Engine No. Location On pad at front of right side of block.
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 2.15 to 1
2nd 1.37 to 1
3rd 1 to 1
4th Not applicable
5th Not applicable
Reverse 2.28 to 1
Single plate dry disc
Clutch Size 10.5 inches
Semifloating
Hypoid
Differential Ratio 3.42 to 1
Front Independent coil springs
Rear Longitudinal leaf spring
Recirculating ball and nut
Service 4 wheel hydraulic drum
Front Size 12 inches
Rear Size 11 inches
Emergency Rear service brakes
Size 11 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 Regular
Mileage
Wheel Type
Wheel Mfr
Wheel Size
Tire Type
Tire Size 8 x 14
Spare Location Trunk
Fuel 20 Gallons
Oil 5 Quarts
Transmission 2.5 Pints
Cooling System 21.7 Quarts
Rear Differential 5 Pints
Front Differential Not applicable
Transfer Case Not applicable
Not Rated
VIN/Serial no. See Additional Information
VIN Description Total Digits: 10
Digits 1: Assembly plant
Digits 2: Series
Digits 3-4: Model year
Digits 5: Transmission
Digits 6-10: Production number
VIN Location Plate on left front hinge pillar post.
General VIN Decoder

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Additional Information
Serial Nos.: A857S1001 to A857S1005, T857S1001 to T857S1004, F857S1001 to F857S1010, K857S1001 to K857S1019, L857S1001 to L857S1028, P857S1001 to P857S1212, C857S1001 to C857S1016, W857S1001 to W857S1015, A857H1001 to A857H11942, F857H1001 to F857H6113, K857H1001 to K857H17504, L857H1001 to L857H14411, P857H1001 to P857H43381, C857H1001 to C857H12585, W857H1001 to W857H12574, T857H1001 to T857H7313

Standard Catalog of American Cars 1946-1975 Krause Pub.Los Angeles Public Library
630 West Fifth Street
Los Angeles CA 90071
(213) 228-7000
www.lapl.org
The Production Figure Book for U.S. Cars Jerry HeasleyHorseless Carriage Foundation
8186 Center St. Suite F P.O. Box 4119
La Mesa CA 91944-4119
(619) 464-0301
www.hcfi.org
Serial No. Book for US Cars 1900-1975 G. BrighamHorseless Carriage Foundation
Paint Type Lacquer
Colors Sapphire Blue
Nassau Green
Lucerne Blue
Sheffield Gray
Sage Blue Metallic
Carib Coral
Tartan Red
Chateau Gray Metalli-Chrome
Braeburn green Metallic
Starlight Yellow
Chevron Blue Metalli-Chrome
Charcoal Gray Metallic
Limefire Green Metallic
Silver Beige Metallic
Cordova Red Metallic
Seacrest Green
Kenya Ivory
Fontaine Blue Metallic
Bonneville Red
Cascade Blue
Mayfair Yellow
Iris
All colors may not be available in all models.
Standard/Optional Equipment
Hydra-Matic automatic transmissionOpt
Power brakesOpt
Power steeringOpt
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