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1974 Chevrolet Corvette Series 1YZ
Sport Coupe
Standard Specifications
  Show Summary  
Original Base Price $6,002.00
No. Produced 32,028
Body Maker Fisher
No. Doors 2
Passengers 2
Model Number 1Z37
Weight 3,388lbs
Wheelbase 98 inches
Length 185.5 inches
Width 69 inches
Height 47.7 inches
Front Tread 58.7 inches
Rear Tread 59.4 inches
Type V8, OHV
Displacement 350 cu. in.
Cylinders 8
Bore & Stroke 4 & 3.48 inches
Compression Ratio-Std 8.5 to 1
Compression Ratio-Opt
Brake Horsepower 195@4400
Rated Horsepower 51.2
Torque 275@2800
Main Bearings
Valve Lifters Hydraulic
Block Material
Engine Numbers
Engine No. Location On pad at front right side of cylinder block.
Lubrication Pressure to all bearings excluding wrist pin
Type Downdraft 4-barrel
Make Rochester Quadrajet
Type Muncie M20 4-speed, manual
Drive Rear wheel drive
No. Of Gears 4
Gear Ratios
1st 2.52 to 1
2nd 1.88 to 1
3rd 1.46 to 1
4th 1 to 1
5th Not applicable
Reverse 2.59 to 1
Single plate dry disc
Clutch Size 11 inches
Semifloating
Hypoid
Differential Ratio 3.36 to 1
Front Independent ball joint with coil springs
Rear Transverse leaf springs
Recirculating ball and nut
Service 4 wheel hydraulic disk
Front Size 11.75 inches
Rear Size 11.75 inches
Emergency Rear service brakes
Size 11.75 inches
Exhaust System Dual
Ignition System Distributor and coil
Battery 12 volt storage battery
Cooling System Centrifugal water pump
Radiator Tube and center
Fuel Type Premium
Mileage
Wheel Type
Wheel Mfr
Wheel Size
Tire Type
Tire Size GR70 x 15B
Spare Location Trunk
Fuel 18 Gallons
Oil 4 Quarts
Transmission 3 Pints
Cooling System 19 Quarts
Rear Differential 4.25 Pints
Front Differential Not applicable
Transfer Case Not applicable
Not Rated
VIN/Serial no. 1Z37J4S400001 to 1Z37J4S437502
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.
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Additional Information
C3 Generation

1974 Chevrolet Chassis 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
Automotive Industries April 1 1974Detroit Public Library (Nat'l Auto. Hist. Collctn)
5201 Woodward
Detroit MI 48202
(313) 833-1456
www.detroit.lib.mi.us/nahc/index.htm
Ward's Automotive Yearbook for 1974Detroit Public Library (Nat'l Auto. Hist. Collctn)
Automotive News (1974 Almanac Issue)Detroit Public Library (Nat'l Auto. Hist. Collctn)
Paint Type
Colors Classic White
Corvette Orange
Silver Metallic
Mille Miglia Red
Corvette Gray
Midnight Blue Metallic
Corvette Medium Blue
Dark Green Afflair Metallic
Bright Yellow
Dark Brown Metallic
Medium Red Metallic
Standard/Optional Equipment
Turbo Hydramatic automatic transmissionOpt
Auxiliary hardtop for convertiblesOpt
Power windowsOpt
Air conditioningOpt
Power brakesOpt
Power steeringOpt
AM-FM Radio (U69)Opt
AM-FM Stereo RadioOpt
Muncie M21 4-speed, wide-ratio, manual transmissionOpt
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