1967 ALFA ROMEO GIULIA SPRINT GT

Typical onset: 80,000-150,000 mi (original engines)

Symptoms: Low oil pressure at idle, Blue smoke on startup or deceleration, Knocking or rattling from crankcase, Excessive oil consumption (more than 1 qt per 500 mi)

Fix: Most survivors need a full tear-down: main and rod bearings, piston rings, ridge reaming, valve job. Aluminum block requires careful machining. Expect 30-40 labor hours for a proper rebuild including removal and reinstallation, plus machine shop time.

Estimated cost: $6,000-10,000

Typical onset: 50,000+ mi or age-related

Symptoms: Excessive driveline clunk on throttle lift, Vibration at idle, Shifter movement under acceleration, Visible rubber deterioration or oil saturation

Fix: Rubber mounts harden or disintegrate over decades. All four mounts (two engine, two trans) should be replaced together. 3-4 hours labor, parts availability from specialty suppliers only.

Estimated cost: $500-900

Symptoms: Rough idle or surging, Hard starting when hot, Fuel starvation under load, Rust particles in fuel filter

Fix: Original steel tanks rust from inside, inline filters clog, mechanical fuel pumps lose pressure. Plan on tank removal, cleaning or replacement, new pump, filter, and fuel lines if stored or neglected. 6-10 hours depending on tank condition.

Estimated cost: $800-2,200

Typical onset: Variable, often after overheating event

Symptoms: Coolant in oil (milky dipstick), White exhaust smoke, Overheating with no external leaks, Compression loss on adjacent cylinders

Fix: Aluminum head warps easily if overheated. Requires head removal, resurfacing, new gasket set, retorque procedure. Often coincides with valve work. 12-16 hours labor plus machining.

Estimated cost: $2,500-4,000

Typical onset: 100,000+ mi or severe neglect

Symptoms: Deep knocking at idle that worsens under load, Metal shavings in oil, Oil pressure drops to zero, Catastrophic failure if ignored

Fix: Requires full engine removal, crankshaft inspection, grinding if journals are scored, new bearings, and sometimes thrust washer replacement. Often part of a complete rebuild. 35+ hours if done standalone.

Estimated cost: $5,000-8,500

Typical onset: Variable, often from oil starvation

Symptoms: Sharp metallic knock that follows engine RPM, Sudden loss of power, Metal debris in oil pan, Catastrophic engine damage if rod lets go

Fix: Requires engine removal, disassembly, rod inspection, crankshaft polishing or grinding, and new bearings. Often discovered during routine rebuild. 30-40 hours total with R&R.

Estimated cost: $4,500-7,500