Positioning:
Essential resource for owners and technicians of the iconic 1977 Corvette, particularly those with the L82 high-performance engine option or those performing comprehensive maintenance and restoration.
Comparison:
Provides a level of detail and accuracy often surpassing aftermarket manuals, directly reflecting factory procedures and specifications.
Features:
Comprehensive coverage, detailed illustrations and diagrams, troubleshooting guides, factory specifications, all-encompassing for the 1977 model year.
Engine:
Complete engine overhaul, tune-up procedures, fuel system, cooling system, lubrication, ignition system, emissions control, engine diagnostics
Transmission:
Manual and automatic transmission repair, clutch service, driveshaft, universal joints, rear axle service
Brakes:
Hydraulic system, front and rear brake assembly, parking brake, power assist systems
Suspension:
Front suspension (independent, coil springs, ball joints), rear suspension (independent, transverse leaf spring), shock absorbers, steering system components
Electrical:
Battery, charging system (alternator), starting system, ignition system, lighting, instrumentation, power windows, power seats, radio
Body And Chassis:
Frame inspection, body panel repairs, doors, windows, interior trim, exterior trim, bumpers, weatherstripping
HVAC:
Heating, ventilation, and air conditioning system service and repair
Maintenance:
Scheduled maintenance, oil changes, filter replacements, fluid checks, lubrication points, tune-up procedures
Troubleshooting:
Diagnostic charts and procedures for common problems across all vehicle systems
Repair:
Step-by-step disassembly, inspection, repair, and reassembly of all major components
Diagnostics:
Detailed diagnostic procedures for electrical, mechanical, and fuel systems
Specifications:
Torque specifications, clearances, adjustments, fluid capacities, and electrical parameters
Depth:
Comprehensive, from basic maintenance to complete engine and transmission rebuilds, including wiring diagrams and troubleshooting guides
Displacement Ci:
350 (L82)
Horsepower Gross SAE:
210
Torque Lb Ft Gross SAE:
275
Fuel Delivery:
Rochester Quadrajet 4-barrel carburetor (for L82)
Fuel Type:
Unleaded gasoline
Ignition Type:
Breaker point ignition, later models may have electronic ignition conversion
Emissions Controls:
EGR (Exhaust Gas Recirculation), AIR (Air Injection Reaction) system, catalytic converter
Oil Capacity Quarts:
5 (with filter)
Coolant Capacity Quarts:
5.5
Transmission Type:
4-speed Manual (Muncie M21/M22)
Transmission Type:
3-speed Turbo Hydramatic Automatic (THM350 or THM400 depending on engine)
Clutch Type:
Single dry plate, diaphragm spring (manual transmission)
Rear Axle Ratio:
Various ratios available, e.g., 3.08, 3.36, 3.70 depending on transmission and engine choice.
Manual Transmission Fluid:
GL-4 Gear Oil (e.g., SAE 80W-90)
Automatic Transmission Fluid:
Dexron III (or equivalent)
Crash Test Info:
No standardized government crash test ratings available for this era of vehicle.
Braking System:
Power-assisted front disc brakes, rear drum brakes.
Steering System:
Power steering (optional/standard depending on engine option)
Seatbelts:
Lap and shoulder belts
Roll Over Protection:
Targa top design with integrated safety cage structure.
Audio System:
AM/FM radio, optional stereo system, 8-track tape player.
Instrumentation:
Analog gauges including speedometer, tachometer, oil pressure, water temperature, ammeter, fuel level; warning lights.
Features:
Limited by era; primarily basic safety features like power brakes and optional power steering. No electronic driver aids like ABS or traction control.
Features:
N/A for modern standards.
Oil Change Interval:
Every 3,000 miles or 6 months (typical for this era; consult manual for specifics).
Tune Up Interval:
Every 12,000-15,000 miles or 12 months.
Transmission Fluid Change:
Every 24,000 miles or 24 months.
Engine Oil Specification:
API SF/CD, SAE 10W-30 or 10W-40 (check manual for specific climate/use recommendations).
Coolant Specification:
Ethylene glycol based antifreeze, 50/50 mixture with distilled water.
Brake Fluid Specification:
DOT 3 Hydraulic Brake Fluid.
Power Steering Fluid:
GM Automatic Transmission Fluid (Dexron type) or power steering fluid.
Common Issues:
Carburetor tuning and adjustment, vacuum leaks, ignition system components (points, condenser), differential leaks, headlight vacuum actuator issues, fiberglass body integrity (cracks, repairs), potential for overheating if cooling system is not maintained.
Restoration Considerations:
Vacuum system complexity, original wiring harness condition, corrosion in chassis components, interior material degradation.
Heritage Summary:
Chevrolet, a division of General Motors, has a long history of producing performance vehicles, with the Corvette being its flagship sports car since 1953.
C3 Generation:
The 1977 Corvette is part of the third generation (C3) of the Corvette, produced from 1968 to 1982. This generation is known for its distinctive 'shark-like' styling and significant performance evolution throughout its run.
1977 Model Year Changes:
Key changes for 1977 included a revised interior with a tilt-telescoping steering column as standard, a new dashboard layout, and increased focus on comfort and ergonomics. The '427' designation was phased out for large-block engines by this point; performance was primarily handled by the 350 cubic inch L82 V8.
Production Years:
1968-1982 (C3 Generation)
Manufacturing Location:
St. Louis, Missouri, USA
Sales Figures 1977:
Approximately 49,158 units produced for the 1977 model year.
Award Status:
While specific awards for the 1977 model year are not prominently documented, the Corvette as a model line has consistently been recognized for its performance, design, and enduring sports car appeal.
Valuation Indicator:
The 1977 Corvette, particularly with the L82 engine, is a desirable classic for collectors and enthusiasts, with values reflecting its condition, originality, and historical significance.
