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1973 Pontiac Bonneville Series 2BN
Hardtop Coupe
Standard Specifications
  Show Summary  
Original Base Price $4,155.00
No. Produced 13,866
Body Maker Fisher
No. Doors 2
Passengers
Model Number N57X
Weight 4,292lbs
Wheelbase 124 inches
Length 224.8 inches
Width 79.9 inches
Height 53.5 inches
Front Tread 64.1 inches
Rear Tread 64 inches
Type Own, V8, OHV
Displacement 400 cu. in.
Cylinders 8
Bore & Stroke 4.125 & 3 3/4 inches
Compression Ratio-Std 8.0 to 1
Compression Ratio-Opt
Brake Horsepower 170@3600
Rated Horsepower 54.3
Torque 320@2000
Main Bearings 5
Valve Lifters Hydraulic
Block Material Cast Iron
Engine Numbers
Engine No. Location On pad at front of right side of block.
Lubrication Pressure to all bearings excluding wrist pin
Type Dual downdraft
Make Rochester
Type Turbo Hydra-matic
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 2.73 to 1
Front Independent ball joint with coil springs
Rear Coil link
Variable-ratio power
Service Power front disc, rear self-adjusting drum
Front Size 11.75 inches
Rear Size 11 inches
Emergency Rear service brakes
Size 11 inches
Exhaust System Single
Ignition System Distributor and coil
Battery 12 volt storage battery
Cooling System Water pump
Radiator Cross flow
Fuel Type Unleaded
Mileage
Wheel Type
Wheel Mfr
Wheel Size
Tire Type
Tire Size G78 x 15
Spare Location Trunk
Fuel 25.8 Gallons
Oil 5 Quarts
Transmission 7.5 Pints
Cooling System 21.9 Quarts
Rear Differential 4.25 Pints
Front Differential Not applicable
Transfer Case Not applicable
Not Rated
VIN/Serial no. Starting 2N57R3a100001
VIN Description Total Digits: 13
Digits 1: Make
Digits 2: Series
Digits 3-4: Body style
Digits 5: Engine
Digits 6: Model year
Digits 7: Assembly plant
Digits 8-13: Production number
VIN Location On plate on top of left side of dashboard, visible through windshield.
General VIN Decoder

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Additional Information

1973 Press InformationDetroit Public Library (Nat'l Auto. Hist. Collctn)
5201 Woodward
Detroit MI 48202
(313) 833-1456
www.detroit.lib.mi.us/nahc/index.htm
1973 Pontiac Service ManualLos 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
1973 Pontiac Fleet Buyers GuideHorseless Carriage Foundation
Automotive Industries April 1 1973Detroit Public Library (Nat'l Auto. Hist. Collctn)
Ward's Automotive Yearbook for 1973Detroit Public Library (Nat'l Auto. Hist. Collctn)
Motor Age April 1973Detroit Public Library (Nat'l Auto. Hist. Collctn)
Paint Type
Colors Starlight Black
Cameo White
Brewster Green Metallic
Porcelain Blue Metallic
Regatta Blue Metallic
Admiralty Blue Metallic
Verdant Green Metallic
Slate Green Metallic
Golden Olive Metallic
Sunlight Yellow
Desert Sand
Valencia Gold Metallic
Ascot Silver Metallic
Briar Gray Metallic
Burma Brown Metallic
Florentine Red Metallic
Buccaneer Red
Mesa Tan
Navajo Orange Metallic
Buccaneer Red
All colors may not be available in all models.
Standard/Optional Equipment
455 cu. in. V8 engineOpt
Power windowsOpt
Air conditioningOpt
Power brakesStd
Power steeringStd
Power seatsOpt
RadioOpt
Speed control deviceOpt
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