1974 CORVETTE

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V.I.N. NUMBERS

Position Character Description
1 1 Chevrolet Division
2 Z Corvette
3 & 4 67 convertible
37 coupe
5 * Engine type where * is replaced by the following:
  • J = ZQ3 350-cid V8, 195-hp, 4-barrel
  • T = L82 350-cid V8, 250-hp, 4-barrel
  • Z = LS4 454-cid V8, 270-hp, 4-barrel
6 4 1974
7 S Assembled in St. Louis, MO
8 to 13 400001 to 437502 production sequence
1 to 7 0001001sequential production number
8 F or TFlint, MI or Tonawanda, NY
9 to 11Carburetion & transmission Code Engine Compression transmission Carburetor
CKZ 350-cid 195-hp V-8 9.0:1 manual four-barrel
CLB 350-cid 195-hp V-8 9.0:1 4-speed manual with NB2 four-barrel
CLA 350-cid 195-hp V-8 9.0:1 THM-400 automatic four-barrel
CLC 350-cid 195-hp V-8 9.0:1 THM-400 automatic with NB2 four-barrel
CLR 350-cid 250-hp V-8 9.0:1 4-speed manual four-barrel
CWM 454-cid 270-hp V-8 8.25:1 4-speed manual four-barrel
CWR 454-cid 270-hp V-8 8.25:1 THM-400 automatic four-barrel
CWS 454-cid 270-hp V-8 8.25:1 THM-400 automatic with NB2 four-barrel
Color Vinyl Upholstery Leather Upholstery
Black 400 404
Silver 406 407
Neutral 408  
Dark Blue 413  
Saddle 415 416
Dark Red 425  

IDENTIFICATION

Series No. Body/Style No. Body Type Factory Price Shipping Weight Production Total
Z 37
2-dr. Sport Coupe - 2 passenger

2-dr. Sport Coupe - 2 passenger

$6002 3532 32,028
Z 67
2-dr. Conv - 2 passenger

2-dr. Conv - 2 passenger

$5766 3532 5,474

ENGINE

Feature Standard Engine (RPO ZQ3) Optional Engine (RPO LS4) Optional Engine (RPO L82)
TypeV-8, Overhead valve
BlockCast iron block
Displacement 350 cid 454 cid 350 cid
Bore & Stroke 4.00 x 3.48" 4.251 x 4.00" 4.00 x 3.48"
Compression ratio 9.0:1 8.25:1 9.0:1
Brake horsepower 195 @ 4400 270 @ 4400 250 @ 5200
Torque 275 lb-ft @ 2800 380 lb-ft @ 2800 285 lb-ft @ 4000
Main bearingfive
Valve liftershydraulic
Camshaft   high-performance camshaft High-performance camshaft
Fuel supply Rochester Quadra-Jet four-barrel Model 4MV Rochester Quadra-Jet four-barrel Rochester four-barrel with 2.50-inch diameter dual exhaust system

TRANSMISSION

CHASSIS

Feature Convertible Coupe
Wheelbase 98 inches (2.489 m) 98 inches (2.489 m)
Overall length 185.5 inches (4.712 m) 185.5 inches (4.712 m)
Overall width 69.0 inches (1.753 m) 69.0 inches (1.753 m)
Overall height   47.4 inches (1.204 m)
Ground Clearance 4.5 inches (11.4 cm) 4.5 inches (11.4 cm)
Front tread 58.7 inches (1.491 m) 58.7 inches (1.491 m)
Rear tread 59.4 inches (1.509 m) 59.4 inches (1.509 m)
Tires F70-15 F70-15
FrameFull-length welded-steel ladder type with five cross members. Steel box sections, welded.
Front suspensionIndependent, unequal-length A-arms, coil springs; tubular shocks and stabilizer bar
Rear suspensionIndependent, trailing arms, toe links, transverse chromium-carbon steel leaf spring, tube shocks, and anti-roll bar
SteeringSaginaw recirculating ball, 17.6:1 ratio, 2.9 turns to lock, 39.0 turning circle
Rear axle typeSprung differential, Hypoid gear
BrakesHydraulic, vented four wheel discs; 11.75-inch diameter, single calipers, optional power assist
Swept area11.75" front and back
Total swept area461 sq. in.
Wheels8" wide slotted steel 15" 5-lug disc
Standard rear axle ratio3.36:1
Optional rear axle ratio3.70:1, 3.08:1, 3.36:1, 3.55:1, 4.11:1

OPTIONS

RPO Custom interior trim $154
RPO A31 Electric power windows $86
RPO A85 Custom shoulder belts $41
RPO C07 Auxiliary hardtop for convertible $267
RPO C08 Vinyl cover for auxiliary hardtop $329
RPO C50 Rear window defroster $43
RPO C60 Air conditioning $467
RPO FE7G81 Gymkhana suspension $7
RPO G81 Positraction rear axle, all ratios $12
RPO J50 Power brakes $49
RPO L82 350-cid 250-hp V-8 $299
RPO LS4 454-cid 270-hp V-8 $250
RPO M21 Four-speed close-ratio manual transmission n/c
RPO M40 Turbo Hydra-Matic automatic transmission n/c
RPO N37 Tilt-telescopic steering wheel $82
RPO N40 Power steering $117
RPO QRM White stripe nylon steel-belted radial tires GR70 x 15 $32
RPO QRZ GR70 x 15 raised-white-letter steel-belted radial tires $45
RPO U05 Dual horns $4
RPO U58 AM-FM radio $276
RPO U69 AM-FM radio $173
RPO UA1 Heavy-duty battery $15
RPO UF1 Map light $5
RPO Z07 Off-road suspension and brake package $369

HISTORICAL NOTES

1974 Corvette Notes

PHOTOS

1974 Corvette

1974 Corvette

1974 Corvette

1974 Corvette

1974 Corvette

1974 Corvette