Corvette C3 Buyer's Checklist 1968 - 1982

1. Vehicle Documentation

• Title Status: Verify the title is clear.
• VIN Check: Decode the Vehicle Identification Number (VIN).
• Trim Tag: Ensure the paint and interior trim codes match factory specifications.
• Ownership History: Review prior owners and maintenance records.
• Matching Numbers: Confirm that the engine, transmission, and chassis match the VIN.
• Emissions Compliance: Check for local compliance.

2. Exterior Inspection

• Body Condition: Inspect for rust, cracks, or fiberglass damage.
• Paint Quality: Look for uneven paint or signs of a respray.
• Panel Alignment: Check if body panels align properly.
• T-Top Seals: Check for leaks or worn weatherstripping.
• Headlights: Ensure the vacuum-operated hidden headlights function properly.
• Door Hinges & Alignment: Check for proper door closure and hinge wear.

3. Interior Condition

• Upholstery: Look for tears, fading, or wear on seats and carpeting.
• Dashboard: Check for cracks.
• Gauge Cluster: Ensure all gauges, including oil pressure and tachometer, work correctly.
• Electrical Systems: Test lights, power windows, and wipers.
• Horn: Verify its operation.
• HVAC System: Ensure the heating and air conditioning work.
• Radio: Verify functionality and originality.

4. Mechanical Condition

• Engine Performance: Look for smooth starts, consistent idle, and lack of unusual noises.
• Startup Smoke Test: Observe exhaust smoke color at startup—white (normal condensation or possible coolant issue), black (rich fuel mixture), or blue (burning oil).
• Transmission: Test for smooth shifting in an automatic or manual transmission.
• Fuel System: Inspect for fuel line leaks and proper carburetor function.
• Cooling System: Check for overheating or coolant leaks.
• Brakes: Ensure proper stopping power and check for leaks in brake lines.
• Suspension: Inspect for worn bushings, shocks, and alignment issues.
• Vacuum System: Check for leaks affecting headlights, HVAC, and other systems.

5. Underbody Check

• Rust: Inspect for rust or corrosion on the frame, especially in humid climates.
• Birdcage Rust: Inspect A-pillars, floor support structures, and body mount behind the kick panels for hidden corrosion.
• Exhaust System: Look for leaks, rust, or damage.
• Leaks: Check for oil, coolant, or transmission fluid leaks.

6. Tires and Wheels

• Tire Condition: Check tread depth and age of the tires.
• Wheels: Inspect for curb damage or aftermarket replacements.
• Alignment: Ensure the car tracks straight during a test drive.
• Spare Tire & Carrier: Ensure the spare tire and storage compartment are intact.

7. Test Drive

• Startup: Note how the engine starts and idles.
• Acceleration: Test for smooth and powerful acceleration.
• Handling: Assess steering responsiveness and cornering.
• Braking: Ensure consistent and effective braking.
• Unusual Noises: Listen for rattles, knocks, or other warning sounds.
• Turn Signals & Hazard Lights: Ensure electrical components are working properly.

8. Additionally: