Segment:
American Muscle Car / Sports Car Icon
Target Enthusiast:
Restorers, mechanics, and owners of the 1967 Corvette 427 seeking detailed technical guidance.
Comparable Vehicles:
Ford Mustang, Shelby Mustang, Chevrolet Camaro, Pontiac Firebird, Plymouth Barracuda, Dodge Challenger.
Vehicle Legacy:
The 1967 Corvette is widely considered one of the most desirable and iconic models, representing the pinnacle of C2 Sting Ray design. The 427 Big Block engine cemented its performance credentials.
Manual Value Proposition:
Provides the essential, factory-level information required for accurate maintenance, diagnosis, and repair of this classic performance automobile.
Engine Systems:
Engine mechanical (block, heads, pistons, crankshaft, camshaft), lubrication system, cooling system, fuel system (carburetion, fuel lines), ignition system, exhaust system.
Drivetrain Systems:
Clutch, manual transmission (Muncie/BorgWarner), Powerglide automatic transmission, driveshaft, universal joints, rear axle assembly (differential, half-shafts).
Chassis Systems:
Frame, suspension (front/rear independent), steering system, braking system (disc/drum), wheels and tires.
Electrical Systems:
Wiring diagrams, lighting system, instrumentation, ignition switch, starting system, charging system (alternator/generator), accessories (radio, wipers, heater).
Body And Interior:
Body panels, doors, windows, convertible top (if applicable), interior trim, seats, dashboard, heater/defroster, climate control.
Maintenance Procedures:
Scheduled maintenance, oil changes, filter replacements, tune-ups, lubrication, brake adjustments, fluid checks and top-offs.
Repair Procedures:
Engine rebuilds, transmission overhauls, suspension component replacement, brake caliper/wheel cylinder service, steering gearbox repair, electrical component troubleshooting and replacement, body panel repair.
Troubleshooting Guides:
Diagnosis of common running issues, electrical faults, starting problems, braking inconsistencies, cooling system leaks, and transmission performance issues.
Depth:
Comprehensive from basic adjustments to complete engine and transmission rebuilds. Includes detailed diagnostic procedures and specifications.
PDF Quality:
High-resolution scans of original factory documentation, ensuring clarity of text and diagrams. Searchable text often included.
Printable:
Yes, PDF format allows for printing of specific sections or the entire manual.
Binding:
Not Applicable (Digital PDF)
Paper:
Not Applicable (Digital PDF)
Engine Code Options:
L36 (390 hp), L68 (400 hp), L71 (435 hp), L88 (430 hp, race-oriented).
Bore X Stroke:
4.25 in. x 3.76 in. (108 mm x 95.25 mm)
Compression Ratio L71:
11.0:1
Compression Ratio L88:
12.5:1
Horsepower L71:
435 hp @ 5800 rpm
Torque L71:
460 lb-ft @ 3600 rpm
Carburetion:
Rochester Quadrajet (L36, L68, L71), Holley 780 CFM (L88)
Fuel Type:
Premium Unleaded Gasoline (min 91 octane recommended for L71/L88)
Standard Transmission:
4-speed manual (Muncie M20, M21, M22 'Rock Crusher')
Optional Transmission:
3-speed Turbo-Hydramatic 400 (THM400) automatic
Clutch Type:
Single dry plate, heavy-duty
Rear Axle Ratios:
Various ratios available from 3.08:1 to 4.56:1 depending on transmission and option packages.
Wheelbase:
98 inches (2489 mm)
Overall Length:
175.9 inches (4468 mm)
Overall Width:
69.6 inches (1768 mm)
Overall Height:
47.7 inches (1212 mm)
Curb Weight:
Approximately 3,100 - 3,300 lbs (1406 - 1497 kg), varies by engine and options.
Gross Vehicle Weight Rating:
Typically around 4,100 lbs (1860 kg).
Crash Test Data:
No formal crash test ratings in the modern sense (NHTSA/IIHS did not exist in its current form). Safety relied on basic chassis integrity and driver skill.
Active Safety:
Power-assisted four-wheel disc brakes (standard on 427 models), independent front and rear suspension for improved handling.
Passive Safety:
Lap seat belts (optional shoulder belts), reinforced chassis structure, shatter-resistant windshield (safety glass).
Oil Change Interval:
Every 3,000 miles or 6 months, whichever comes first (recommendation for classic vehicles).
Tune Up Interval:
As needed, typically every 12,000-15,000 miles for spark plugs and ignition system checks.
Transmission Fluid Change:
Every 24,000-36,000 miles or as specified for manual/automatic.
Engine Oil Type Viscosity:
SAE 10W-30 or 10W-40, high-zinc (ZDDP) content recommended for flat-tappet camshafts (e.g., Valvoline VR1, Brad Penn).
Engine Oil Capacity:
5 quarts (4.7 liters) with filter.
Coolant Type:
Ethylene glycol-based antifreeze, 50/50 mix with distilled water. Capacity: Approximately 6 gallons (22.7 liters).
Transmission Fluid Manual:
GL-4 gear oil, SAE 90 or 75W-90. Capacity: ~2 quarts (1.9 liters).
Transmission Fluid Automatic Th400:
Dexron III (or equivalent), SAE 80W-90 for early TH400 may be specified in manual. Capacity: ~4 quarts (3.8 liters) dry fill.
Brake Fluid Type:
DOT 3 or DOT 4 (check manual for specific recommendation, as older vehicles might list DOT 3). Ensure it's high-performance or racing fluid if used aggressively.
Engine Related:
Carburetor adjustment and tuning, potential for oil leaks (valve covers, oil pan), cooling system efficiency (radiator, fan), ignition timing drift, L88's high-compression needs careful fuel management.
Drivetrain Related:
Clutch wear, transmission synchro wear (especially on M22), U-joint wear, rear axle seal leaks, differential noise/wear.
Chassis Related:
Suspension bushings and ball joint wear leading to looseness, brake component wear (pads, rotors, calipers), steering play, frame rust.
Electrical Related:
Wiring harness degradation, headlight switch issues, charging system (alternator/regulator) reliability, vacuum hose deterioration affecting various systems.
Body Related:
Fiberglass body repair (cracks, stress points), weatherstripping degradation, interior trim wear, door hinge and latch adjustment.
Chevrolet Legacy:
Chevrolet, a division of General Motors, has a long history of performance vehicles, with the Corvette being its flagship sports car since 1953.
C2 Sting Ray:
The 1963-1967 C2 generation, known as the Sting Ray, introduced iconic styling with a distinctive split-window (1963 only) and later a fastback roofline. 1967 was the final year for the C2.
427 Introduction:
The 427 Big Block engine was introduced for the 1966 model year, becoming the ultimate performance option for the Corvette, culminating in the legendary 1967 models.
Production Location:
St. Louis, Missouri, USA
1967 Corvette Units:
22,940 total units produced.
1967 427 Units Approx:
Approximately 8,000+ 427 equipped Corvettes (exact breakdown by specific 427 option varies).
Collectible Status:
Consistently ranks among the top collector cars globally, highly sought after by enthusiasts and investors.
Performance Legacy:
Celebrated for its raw power and handling capabilities, the 427 Corvette is a legend in motorsport and street performance history.
Automotive Press Acclaim:
Received widespread praise from automotive publications of its era for its performance and styling.
