Corvette: Year By Year

    

About The Corvette

    

Corvette Specs

    
  

1957 Specs

More About the 1957 Corvette
1957 Chevrolet Corvette C1 In Onyx Black

1957 Chevrolet Corvette C1 In Onyx Black

Close1957 Chevrolet Corvette C1 In Onyx Black

Body Specs

Wheelbase:    102 inches
Front Track:    57.00 inches
Rear Track:    59.00 inches
Length:    168.0 inches
Width:    70.5 inches
Front Overhang:    24.7 inches
Rear Overhang:    41.4 inches
Height (at Windshield):    51.1 inches (52.0 unloaded)
Hood Opening:    Front (reverse alligator)
Finish (paint type):    Lacquer
Turning Circle:    36.55 feet (right); 36.93 feet (left)
Steering ratio:    16:1
Tire Size:    6.70-15 4 Ply Rating
Axle Ratio:    3.70:1; Optional: 4.11:1, 4.56:1
Automatic: 3.55:1


Weight:

Shipping - Powerglide (Automatic) Transmission:    2,796 lb.
Curb - Powerglide (Automatic) Transmission:
Shipping + fuel (107 lb.), water (38 lb.)
   2,941 lb.
Loaded - Powerglide (Automatic) Transmission:
(Two Passengers @ 150 lb. each)
   3,241 lb.
Shipping - Three Speed (standard) Transmission:    2,704 lb.
Curb - Three Speed (standard) Transmission:
Shipping + fuel (107 lb.), water (38 lb.)
   2,849 lb.
Loaded - Three Speed (standard) Transmission:
(Two Passengers @ 150 lb. each)
   3,149 lb.
Optional Hard Top:    55 lb.


Engine Specs

Type:    V8
Valve Location:    In Head
Bore / Stroke:    3.750" / 3.00"
Displacement:    265 Cubic Inches
Compression Ratio:    9.25 : 1
Crankshaft Material:    Drop Forged Steel
Crankshaft Weight:    47.75 lbs.
Piston Weight:    18.77 oz.
Recommended Idle:    425 (In Drive)
Camshaft Material:    Cast Alloy Iron
Oil Pump Type:    Gear
Normal Oil Pressure:    30 psi @ 1170 - 1200 RPM
Oil Pressure Gauge:    Electric
Crankcase Oil Capacity (less filter):    5 Quarts
Recommended Oil Grade:    Above 32°: SAE 20W or SAE 20
To 0°: SAE 10W
Below 0°: SAE 5W or SAE 5W-20
Fuel Tank:    16.4 Gallons
Fuel Filter:    Strainer
Fuel Pump:    Mechanical
Fuel Pressure:    4¾ - 5½ psi
Carburetor:    Carter WCFB 2366SA
Carburetor:
Optional dual four barrel carburetors Code 469
   Carter WCFB 2419S (front) / WCFB 2362S (rear)
Cooling System Capacity (without heater):    16 Quarts
Cooling System Capacity:    17 Quarts (with heater)
16 Quarts (without heater)
Radiator Cap Relief Pressure:    6 ¼ - 7 ½ PSI
Thermostat Type:    Choke
Thermostat Opening:    160° F
Battery:    Delco 2 S1r 53-W (12 volt, nine plate)
53 Amp-hour @ 20 hour rate

Horsepower
Standard Engine:    220 hp @ 4,600 RPM;
Torque: 300 lb-ft @ 3,000 RPM
Code 469A:    245 hp @ 5,000 RPM;
Torque: 300 ft-lb. @ 3,800 RPM
Code 469C:    270 hp @ 6,000 RPM;
Torque: 285 lb-ft @ 4,200 RPM
Code 579A Fuel Injection:    250 hp @ 5,000 RPM;
Torque: 305 lb-ft @ 3,800 RPM
Code 579B:    283 hp @ 6,200 RPM;
Torque: 290 lb-ft

Fuel Injection
Manufacturer:    Rochester Products
Model:    7014520
Model:    7014360 (Code 579B, 283 hp)
Recommended Fuel:    Premium
Fuel Pump:    Mechanical
Fuel Pressure:    4 ¾ - 5 ½ PSI
Inlet Manifold:    Cast Aluminum
Air Cleaner Type:    Dry
Air Meter Location:    Engine Left Side
Plenum Chamber:    Integral With Inlet Manifold
Ram Pipe Length:    12 Inches
Fuel Induction:    Metered as Function of Air Flow
Air / Fuel Ratio Control:    Vacuum Sensitive Diaphragm Located on Air Flow Meter
Fuel Cut Off Control:    Vacuum Sensitive Diaphragm Located Above Air Flow Meter
Fuel Meter Pump Type:    Gear
Fuel Meter Pump Location:    In Fuel Meter Assembly
Fuel Meter Pump Drive:    Gear Driven by Flexible Shaft From Distributor
Fuel Meter Pump Pressure:    300 PSI
Injection Nozzles Quantity:    8
Injection Nozzles Material:    Brass
Injection Nozzles Location:    Mounted on Inlet Manifold Above Intake Ports
Injection Nozzles Orifice Size - Fuel:    .011
Injection Nozzles Insulation:    Bakelite
Automatic Choke Type:    Electric, Time Temperature Type
Automatic Choke Location:    On Air Meter Assembly
Automatic Choke Current Draw:    Low
Automatic Choke Fast Idle Cam:    Yes

Ignition System
Coil:    Delco-Remy 1115091 (FI Engines: 11151007)
Coil current rating:    4 amps (engine stopped)
1.8 amps (engine running)
Breaker Gap:    .018"
Ignition Timing:    4° BTDC @ idle
Ignition Timing Centrifugal Advance:    20 ° @ 1,850 RPM
Ignition Timing Vacuum Advance:    None
Spark Plug:    AC 44
Spark Plug Thread:    14 mm.
Spark Plug Torque:    20 - 25 lb.-ft.
Spark Plug Gap:    .033" - .038"
Firing Order:    1-8-4-3-6-5-7-2

1957 Corvette Options

RPO Description Production    Price
101 Heater 5,373 (84.76%) $118.40
102 AM Radio, Signal Seeking 3,635 (57.34%) $199.10
107 Parking Brake Alarm 1,873 (29.55%) $5.40
108 Courtesy Lights 2,489 (39.26%) $8.65
109 Windshield Washers 2,555 (40.31%) $11.85
276 Wheels, 15x5.5 (5) 51 (0.80%) $15.10
290 Whitewall Tires, 6.70x15 5,019 (79.18%) $31.60
303 3-Speed Manual Transmission 4,282 (67.55%) n/a
313 Powerglide Automatic Transmission 1,393 (21.98%) $188.30
419 Auxiliary Hardtop 4,055 (63.97%) $215.20
426 Power Windows 379 (5.98%) $59.20
440 Two-Tone Paint Combination 2,794 (44.08%) $19.40
469A 283 cu. in. 245hp Engine two 4 bbl. carburetors 2,045 (32.26%) $150.65
469C 283 cu. in. 270 hp Engine two 4 bbl. carburetors 1,621 (25.57%) $182.95
473 Power Operated Folding Top 1,336 (21.08%) $139.90
579A 283 cu. in. 250 hp fuel injected Engine 182 (2.87%) $484.20
579B 283 cu. in. 283.hp fuel injected Engine 713 (11.25%) $484.20
579C 283 cu. in. 250 hp fuel injected Engine 102 (1.61%) $484.20
579E 283 cu. in. 283 hp fuel injected Engine 43 (0.68%) $726.30
677 Positraction Rear Axle, 3.70:1 327 (5.16%) $48.45
678 Positraction Rear Axle, 411:1 1,772 (27.95%) $48.45
679 Positraction Rear Axle, 4.56:1 n/a $48.45
684 Heavy Duty Racing Suspension 51 (0.80%) $780.10
685 4-Speed Manual Transmission 664 (10.47%) $188.30

Total Production: 6,339
Convertible: 6,339 (100.00%)

Notes: Base Corvette with 283 cu. in. 220 hp engine and three speed manual transmission: $3,176.32

Colors

Code Exterior Quantity Interior Soft Top Wheels
Onyx Black 2,189 (34.53%) Beige / Red Beige / Black / White Black
Aztec Copper 452 (7.13%) Beige Beige / White Copper
Cascade Green 550 (8.68%) Beige Beige / Black / White Green
Arctic Blue 487 (7.68%) Beige / Red Beige / Black / White Blue
Venetian Red 1,320 (20.82%) Beige / Red Beige / Black / White Red
Polo White 1,273 (20.08%) Beige / Red Beige / Black / White Red / Silver
Inca Silver 65 (1.03%) Beige / Red Black / White Silver

1957 Corvette