🏷️ Basic Information Identification Make: Chevrolet Model: Corvette Year: 1974 Codes Internal Chassis Code: C3 Engine Code 305: L48 (typically) Engine Code 327: LM1 or L30 (depending on specification, though 327 less common in '74, more likely 350) Vin Engine Designator 350 2Bbl: H Vin Engine Designator 350 4Bbl: L 👋 Introduction Market Position Vehicle Class: Sports Car Competitors 1974: Datsun 240Z, Jaguar E-Type, Porsche 911, Ford Mustang Competitive Analysis Corvette Advantage 1974: American V8 power, more accessible price point than European rivals, increasing comfort features Key Features Distinctive Design: C3 Stingray styling, removable T-tops or convertible options Powertrain Options: Powerful V8 engines, choice of manual or automatic transmissions Handling Dynamics: Independent front and rear suspension for sporty handling Manual Value Proposition: Essential resource for owners and mechanics seeking to maintain, repair, and restore the 1974 Corvette. 📋 Manual Details Coverage Areas Coverage Scope: All Models/Engines/Trim/Transmissions Page Count Estimated Page Count: Approximately 900-1200 pages (typical for comprehensive workshop manuals of this era) Manual Type Manual Type: Workshop Repair Service Manual Language Language: English Format Format: PDF Download 📖 Manual Coverage Systems Covered Engine Systems: Engine mechanical, fuel system (carburetion, pumps, lines), ignition system, cooling system, lubrication system, exhaust system Transmission Systems: Manual transmission (Muncie M20/M21/M22), Automatic transmission (Turbo Hydramatic 350/400), clutch system Drivetrain Systems: Driveshaft, universal joints, rear axle assembly (corvette independent suspension), differential, half-shafts Suspension Systems: Front suspension (unequal length A-arms, ball joints, springs, shocks), rear suspension (transverse leaf springs, trailing arms, camber links, shocks), steering linkage Brake Systems: Front disc brakes (power assist), rear disc brakes (power assist), parking brake system, brake lines and hoses Electrical Systems: Battery, charging system (alternator), starting system (starter motor), lighting system, wipers, horn, instrumentation, radio, power windows (if equipped), basic wiring diagrams Body And Chassis: Frame construction, body panel removal/installation, doors, hood, glass, interior trim, bumpers, convertible top (if applicable) HVAC Systems: Heating system, ventilation, air conditioning (if factory equipped) Procedures Included Maintenance Procedures: Oil change, filter replacement, spark plug replacement, tune-up procedures, coolant flush, lubrication points, belt adjustments, brake pad replacement, tire rotation Troubleshooting Guides: Diagnostic charts for common engine, electrical, and mechanical issues, symptom-based troubleshooting Repair Procedures: Engine overhaul, carburetor rebuilding, transmission overhaul, suspension component replacement, brake system repair, starter/alternator repair, body panel repair Special Tool Requirements: Identification and usage of specialized tools for specific repair procedures Technical Depth Depth Level: Comprehensive, covering basic to advanced diagnostics and repair, including full engine and transmission rebuilds Diagnostic Procedures: Detailed troubleshooting steps, component testing, and diagnostic specifications Specifications Data: Torque values, clearances, tolerances, fluid capacities, electrical specifications 📊 Manual Specifications File Format File Type: PDF Searchability: Likely text-searchable if properly converted Print Quality Scanned Image Quality: Variable, dependent on source scan quality; expect clarity for diagrams and text Binding Type Original Binding Type: Stapled or perfect bound (depending on publisher) Paper Type Original Paper Type: Typically newsprint or light cardstock for diagrams ⚙️ Engine Specifications Primary Engine Base Engine 1974: 350ci (5.7L) V8 Engine 350 2Bbl Specs: Compression Ratio: 8.0:1, Horsepower: 195 @ 4000 RPM, Torque: 310 lb-ft @ 2400 RPM Engine 350 4Bbl Specs: Compression Ratio: 8.0:1, Horsepower: 250 @ 4800 RPM, Torque: 335 lb-ft @ 3200 RPM (L48) Engine 350 4Bbl High Output Specs: Compression Ratio: 8.0:1, Horsepower: 275 @ 5200 RPM, Torque: 360 lb-ft @ 3600 RPM (LM1 - if equipped, though less common than L48 for '74) Engine 327 Notes: While the product name mentions 327, Chevrolet largely transitioned to the 350 for 1974. If a 327 was indeed offered, it would be a late variant, likely the L30 or LM1 specification. The manual would cover its specific details if present. Performance 0 60 Mph Estimate: 6.5 - 8.5 seconds (depending on engine and transmission) Fuel System Carburetor Types: Rochester 2-barrel (base), Rochester Quadrajet 4-barrel (optional) Fuel Requirement: Unleaded gasoline (introduced in 1971) Engine Build Block Material: Cast Iron Head Material: Cast Iron 🔧 Transmission Standard Standard Transmission: 3-speed Turbo Hydramatic automatic (THM350) Optional Optional Transmission: 4-speed manual (Muncie M20, M21, or M22 - depending on specific order) Features Automatic Transmission Features: Column or floor shift availability Manual Transmission Features: Close-ratio options available (M21, M22 'Rock Crusher') Fluid Specification Automatic Transmission Fluid: Dexron II Automatic Transmission Fluid (ATF) Manual Transmission Fluid: GL-4 Gear Lube (e.g., SAE 80W-90) 📐 Dimensions Exterior Wheelbase: 98.0 inches (2489 mm) Overall Length: 175.1 inches (4448 mm) Overall Width: 69.2 inches (1758 mm) Overall Height: 47.8 inches (1214 mm) (Coupe) / 47.7 inches (1212 mm) (Convertible) Weights Curb Weight: Approximately 3300-3500 lbs (1497-1588 kg), depending on options Gross Vehicle Weight Rating Gvwr: Approximately 4300 lbs (1950 kg) 🛡️ Safety Features Ratings NHTSA Crash Test Ratings 1974: Not available in modern standardized format. Active Features Braking System: Four-wheel power-assisted disc brakes Steering System: Power steering (optional, but common) Passive Features Seat Belts: Three-point lap and...