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1975 Pontiac Grand Prix Series 2GK
Coupe
Standard Specifications
  Show Summary  
Original Base Price $5,296.00
No. Produced 86,582
Body Maker Fisher
No. Doors 2
Passengers
Model Number 2K57
Weight 4,032lbs
Wheelbase 116 inches
Length 217.5 inches
Width 77.8 inches
Height 52.6 inches
Front Tread 61.6 inches
Rear Tread 61.1 inches
Type Own, V8, OHV
Displacement 400 cu. in.
Cylinders 8
Bore & Stroke 4.125 & 3 3/4 inches
Compression Ratio-Std 7.6 to 1
Compression Ratio-Opt
Brake Horsepower 185@3600
Rated Horsepower 54.3
Torque 310@1600
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 Downdraft 4-barrel
Make
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 2.56 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 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 GR78 x 15
Spare Location Trunk
Fuel 25 Gallons
Oil 5 Quarts
Transmission 19 Pints
Cooling System 22.2 Quarts
Rear Differential 3 Pints
Front Differential Not applicable
Transfer Case Not applicable
Not Rated
VIN/Serial no. Starting 2K57S5a100001
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
Model SJ had a 455 cu. in engine. No. produced includes SJ & LJ models.

1975 PontiacDetroit Public Library (Nat'l Auto. Hist. Collctn)
5201 Woodward
Detroit MI 48202
(313) 833-1456
www.detroit.lib.mi.us/nahc/index.htm
1975 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
Ward's Automotive Yearbook for 1975Detroit Public Library (Nat'l Auto. Hist. Collctn)
Motor Age December 1974Detroit Public Library (Nat'l Auto. Hist. Collctn)
Automotive News (1975 Almanac Issue)Detroit Public Library (Nat'l Auto. Hist. Collctn)
Paint Type
Colors Starlight Black
Cameo White
All colors may not be available in all models.
Buccaneer Red
Bright Blue Metallic
Sandstone
Persimmon Metallic
Sterling Silver Metallic
Graystone
Arctic Blue
Bimini Blue
Stellar Blue Metallic
Gray Metallic
Burgundy Metallic
Lakemist Green
Augusta Green Metallic
Alpine Green Metallic
Sunstorm Yellow
Ginger Brown Metallic
Oxford Brown Metallic
Copper Mist Metallic
Roman Red
Tampico Orange Metallic
Standard/Optional Equipment
455 cu. in. V8 engineOpt
Power windowsOpt
Air conditioningOpt
Power seatsOpt
RadioOpt
Power antennaOpt
Speed control deviceOpt
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