Signs you need classic car restoration and project work
- Car has been parked for years and will not start or barely runs
- Fuel smells stale or varnished, or the tank has visible rust inside
- Engine cranks but will not fire, or fires and then dies
- Brake pedal sinks, feels hard, or a wheel will not turn freely
- Rough idle, stumbling or backfiring on a carbureted engine
- Gauges, lights or accessories that work some days and not others
- Cracked belts, soft or swollen hoses, or dried out rubber everywhere
- Fluid spots under the car from old seals and gaskets
- Engine runs hot or coolant is rusty and brown
A car that has sat for years can leak fuel from dried hoses, a rusty tank or a stuck carburetor float, and a fuel leak near a hot engine or a spark can start a fire. If you smell raw fuel or see it dripping, do not try to start the car: get clear and let the mechanic handle it. Old brake hoses can fail without warning, so do not drive the car until the brakes are checked. Older frames can have rust at the jacking points, so never work under the car yourself and let the mechanic choose safe lift points and stands.
Common causes
Old fuel and a clogged fuel systemGasoline breaks down as it sits and leaves varnish in the tank, lines, fuel pump and carburetor. Rust and debris from the tank can block filters and jets, so the engine starves for fuel.
Gummed up or worn carburetorSmall passages in the carburetor clog with old fuel, and gaskets and floats age. The result is hard starting, flooding, a rough idle or stalling until it is cleaned or rebuilt.
Ignition points, condenser and wiringOlder cars often use breaker points that corrode or drift out of adjustment. Worn plug wires, a cracked distributor cap or a weak coil cause misfires and no start. Some owners convert to electronic ignition for reliability.
Seized or leaking brakesBrake fluid absorbs moisture over time, which corrodes wheel cylinders, calipers and lines. Rubber brake hoses crack and can collapse inside, and shoes or pads can rust to the drums or rotors on a car that sat.
Aged rubber, seals and gasketsBelts, hoses, seals and gaskets dry out and crack with time even when the car is not driven. That shows up as leaks, squeals and overheating once the car is running again.
Cooling system neglectOld coolant loses its protection and lets rust and scale build up in the radiator and engine. A tired water pump, thermostat or hoses can fail once the engine warms up.
Old or modified wiringDecades of heat, rodents and past repairs leave brittle insulation, loose grounds and spliced wires. Poor grounds cause many of the dim lights and odd electrical faults on older cars.
What gets done where it's parked, and what needs a shop
Usually done on site
- Checking whether the engine turns over by hand before trying to start it
- Draining old fuel and replacing the fuel filter, pump and rubber fuel hoses
- Cleaning, adjusting or rebuilding the carburetor
- Setting points and timing, or installing an electronic ignition conversion
- Freeing or replacing seized brake parts, rubber brake hoses and old fluid
- Replacing fluids, belts, hoses, thermostat and cooling system parts
- Tracing grounds and repairing old wiring and connections
- Inspecting for rust, leaks and dried seals and making a plan for the next stages
May need a shop or lift
- Body work, rust repair that needs welding, and paint
- Frame-off restorations and anything that needs the body lifted from the frame
- Engine rebuilds and machine work such as boring, decking or valve work
- Jobs that need a lift or a transmission jack, depending on the car and the space
Every mechanic's setup is different. The one who accepts your request will tell you if your job needs a shop.
Before the mechanic arrives
- Tell the mechanic how long the car has been parked and whether it ran when it was put away
- Take photos of the engine bay, the underside, the tires and any leaks
- Make sure there is room to work around the car and access to power if possible
- Gather any parts, manuals or records you already have for the car
- Do not keep cranking the engine to test it before the visit
Photos of warning lights, leaks or damage help the mechanic bring the right parts. You can add up to five with your request.
Questions to ask when you get a quote
- Do you work on carbureted engines and older cars like mine?
- What would you check first before trying to start the engine?
- Can you quote the work in stages so I can decide what comes next?
- Are you supplying the parts, or should I source them?
- Which parts of this project would need a shop or machine shop?
- Will you show me photos of what you find as you go?
Trackara never handles payment for the work. You agree the price with the mechanic before they start, and you pay them directly. How to read a repair quote.
Vehicles this applies to
Classic car restoration and project work: questions and answers
Often, yes. A mobile mechanic can check that the engine turns freely, clean out old fuel, sort the carburetor and ignition, and replace fluids, belts and hoses where the car is stored. They should also check the brakes before it moves under its own power.
It is better not to. Old fuel, dry cylinders and cracked fuel hoses can cause damage or a fire risk on the first start. Have a mechanic check the engine, fuel system and fluids first.
A mobile mechanic can handle much of the mechanical side, like fuel, ignition, brakes, cooling and wiring. Body work, paint, frame-off work and engine machining need a shop. Many owners use a mobile mechanic for the mechanical stages and a shop for the rest.
Many owners do it for easier starting and less adjustment. Others keep points to stay original. Ask the mechanic about the tradeoffs for your car and whether the conversion can be reversed later.
Yes. Older cars can hide rust, leaks and past repairs that are hard to spot in a quick look. A pre-purchase inspection gives you a clearer picture before you commit.