{
  "formatVersion": 1,
  "title": "Barn-Find Recommissioning: Waking a Long-Stored Vehicle",
  "description": "The full sequence for bringing a vehicle back that has sat for years or decades, in the order that keeps you and the vehicle intact. The governing rule is that nothing gets turned, cranked, pressurised or driven until it has been proved safe to do so. Written as a project plan across many sessions, not a weekend.",
  "category": "restoration",
  "subcategory": "Recommissioning and revival",
  "difficulty": "expert",
  "tags": ["restoration", "barn find", "project car", "recommissioning", "long-term storage", "classic"],
  "language": "en",
  "estimatedMinutes": 3120,
  "estimatedCost": 1500.0,
  "currency": "USD",
  "author": {
    "name": "Trackara",
    "bio": "Official Trackara blueprint template",
    "url": "https://trackara.app/blueprints"
  },
  "vehicleCompatibility": [
    {
      "make": "Any",
      "notes": "Applies to any vehicle that has been stationary long enough for the fuel to have gone off and the brake fluid to have absorbed water, realistically anything over about two years, and certainly anything measured in decades. Nothing in this blueprint states a torque figure or a capacity, because those belong to your specific vehicle's service manual. Get that manual before you get the vehicle home."
    }
  ],
  "requiredTools": [
    "Full socket and wrench set",
    "Breaker bar and long-handle ratchet",
    "Torque wrench",
    "Floor jack and four jack stands",
    "Wheel chocks",
    "Digital multimeter",
    "Compression tester",
    "Fluid drain pans (several)",
    "Fuel-rated transfer pump and sealed fuel cans",
    "Penetrating oil",
    "Wire brushes",
    "Shop vacuum",
    "Respirator rated for dust and mould",
    "Nitrile gloves and heavy work gloves",
    "Safety glasses",
    "ABC fire extinguisher, within arm's reach whenever the engine is running",
    "Camera or phone for documentation",
    "Battery charger with a maintenance mode"
  ],
  "parts": [
    {
      "name": "Engine oil and oil filter",
      "kind": "required",
      "quantity": 1,
      "estimatedCost": 45.0,
      "notes": "Whatever is in the sump is not oil any more. It comes out before the engine turns under power, not after."
    },
    {
      "name": "Complete brake hydraulic overhaul set",
      "kind": "required",
      "quantity": 1,
      "estimatedCost": 400.0,
      "notes": "Master cylinder, wheel cylinders or caliper rebuild kits, all flexible hoses, and fresh fluid of the DOT rating specified on the reservoir cap. Assume everything hydraulic is scrap until proven otherwise; rubber that has sat for decades has usually perished from the inside."
    },
    {
      "name": "Full set of tyres",
      "kind": "required",
      "quantity": 5,
      "estimatedCost": 700.0,
      "notes": "Including the spare. Tread depth is irrelevant on old tyres. Rubber ages out. Read the DOT date code on the sidewall; if the tyres are old enough that you are asking the question, they are old enough to replace."
    },
    {
      "name": "Coolant and all cooling hoses",
      "kind": "required",
      "quantity": 1,
      "estimatedCost": 120.0,
      "notes": "Every hose, plus the thermostat and cap. Use the coolant type the manufacturer specifies. Mixing incompatible modern coolants in an old system causes gelling."
    },
    {
      "name": "Fuel filter and all rubber fuel line",
      "kind": "required",
      "quantity": 1,
      "estimatedCost": 60.0,
      "notes": "Use fuel line rated for modern ethanol-blended fuel. Old rubber line dissolves internally when exposed to it and takes the carburettor or injectors with it."
    },
    {
      "name": "Ignition service parts",
      "kind": "required",
      "quantity": 1,
      "estimatedCost": 90.0,
      "notes": "Plugs, leads, and on a points system the cap, rotor, points and condenser. Look up the correct plug and gap for the engine; do not fit what happens to be on the shelf."
    },
    {
      "name": "Battery",
      "kind": "required",
      "quantity": 1,
      "estimatedCost": 150.0,
      "notes": "A battery that has sat flat for years is not coming back. Confirm the correct group size and terminal polarity for the vehicle. Some older vehicles are positive-earth."
    },
    {
      "name": "Transmission, differential and power steering fluids",
      "kind": "required",
      "quantity": 1,
      "estimatedCost": 90.0,
      "notes": "Specification is vehicle-specific and getting it wrong in an automatic gearbox or a limited-slip differential causes real damage. Look it up."
    },
    {
      "name": "Disinfectant spray and heavy-duty refuse bags",
      "kind": "consumable",
      "quantity": 1,
      "estimatedCost": 20.0,
      "notes": "For rodent contamination. See step 3. This is a genuine health item, not housekeeping."
    },
    {
      "name": "Penetrating oil",
      "kind": "consumable",
      "quantity": 2,
      "estimatedCost": 20.0
    },
    {
      "name": "Fuel stabiliser",
      "kind": "consumable",
      "quantity": 1,
      "estimatedCost": 12.0,
      "notes": "For the fresh fuel you put in, so this does not happen again if the project stalls."
    },
    {
      "name": "Wheel cylinder or caliper hone",
      "kind": "optional",
      "quantity": 1,
      "estimatedCost": 25.0,
      "notes": "Only useful if the bores clean up. Pitted bores get new parts, not honing."
    }
  ],
  "steps": [
    {
      "stepNumber": 1,
      "title": "Do not turn the key. Assess and document first",
      "description": "Resist the urge to try to start it. Walk around the vehicle and photograph everything: every panel, the interior, the engine bay, the underside, the odometer, the VIN plate, and the state of every fluid. This is your baseline and your evidence for what the vehicle actually was before you changed anything.",
      "estimatedMinutes": 60,
      "tools": ["Camera or phone for documentation", "Flashlight"],
      "parts": [],
      "warnings": [
        "The single most expensive mistake in recommissioning is cranking an engine whose cylinders are rusted or whose oil has turned to sludge. One turn of the starter can be the difference between a running engine and a rebuild."
      ],
      "tips": [
        "Photograph how things are routed and connected BEFORE you take anything apart. You will not remember, and there may be no reference for a car this old.",
        "Note anything that looks like it was in the middle of being repaired when the vehicle was parked. Vehicles are usually parked for a reason, and that reason is still there."
      ],
      "checklist": [
        "Full photo set taken",
        "Odometer reading recorded",
        "VIN photographed and recorded",
        "All fluid levels and conditions noted",
        "Obvious reason for being parked identified or ruled out"
      ],
      "imageUrls": [],
      "videoUrl": null
    },
    {
      "stepNumber": 2,
      "title": "Sort the paperwork before spending any money",
      "description": "Confirm the VIN on the vehicle matches the title or registration document, that the seller can legally transfer it, and that there is no outstanding lien or theft record. Check what your jurisdiction requires to put a long-dormant vehicle back on the road.",
      "estimatedMinutes": 60,
      "tools": [],
      "parts": [],
      "warnings": [
        "A vehicle you cannot title is a very expensive parts car. Do this before the brake parts order, not after."
      ],
      "tips": [
        "Photograph the VIN plate and any body/chassis numbers, and check they agree with each other.",
        "Keep every receipt from day one in the same place as this log. Provenance adds real value to a restored vehicle."
      ],
      "checklist": ["VIN matches paperwork", "Clear title or a documented path to one", "Local requirements for re-registration understood"],
      "imageUrls": [],
      "videoUrl": null
    },
    {
      "stepNumber": 3,
      "title": "Deal with rodent contamination safely",
      "description": "Long-stored vehicles are rodent housing. Before you disturb any nest, droppings or urine staining, put on a respirator and gloves, ventilate the vehicle, and wet the contaminated material thoroughly with disinfectant. Let it soak, then wipe or pick it up damp and bag it. Do the same in the heater box, the air cleaner, under the seats and inside the boot.",
      "estimatedMinutes": 90,
      "tools": ["Respirator rated for dust and mould", "Nitrile gloves and heavy work gloves", "Shop vacuum", "Safety glasses"],
      "parts": [
        {
          "name": "Disinfectant spray and heavy-duty refuse bags",
          "kind": "consumable",
          "quantity": 1
        }
      ],
      "warnings": [
        "Never sweep, brush or dry-vacuum rodent droppings or nesting material. Doing so aerosolises the contents, and rodent-borne diseases including hantavirus are contracted by breathing that dust. Wet it down first, every time.",
        "Ventilate a closed vehicle thoroughly before spending time inside it.",
        "Mould in soaked carpet and headlining is its own respiratory hazard. Same respirator, same caution."
      ],
      "tips": [
        "Check the heater box and the air cleaner specifically. Both are favourite nesting sites and both feed directly into air you will be breathing.",
        "Nesting material packed against exhaust components is a fire risk on first start. Clear it out completely before anything gets hot."
      ],
      "checklist": [
        "Respirator and gloves worn throughout",
        "All contamination wetted before disturbing",
        "Heater box checked",
        "Air cleaner checked",
        "Interior, boot and engine bay cleared and bagged"
      ],
      "imageUrls": [],
      "videoUrl": null
    },
    {
      "stepNumber": 4,
      "title": "Move it without relying on its brakes or tyres",
      "description": "The vehicle has no usable brakes and no usable tyres until you have proved otherwise. Move it by trailer, or by winching it, with someone ready to chock it. If you must roll it, do so on level ground, at walking pace, with chocks in hand and never on a slope.",
      "estimatedMinutes": 120,
      "tools": ["Wheel chocks", "Floor jack and four jack stands", "Heavy work gloves"],
      "parts": [],
      "warnings": [
        "Assume zero braking. Old brake fluid has absorbed water, seals have hardened, and lines corrode from the inside. A pedal that feels firm proves nothing.",
        "Assume the tyres will fail. Decades-old tyres come apart at very low speed, and a blowout while loading onto a trailer is a common way this goes wrong.",
        "Never get under the vehicle on the jack alone, and never trust old, seized jack points to take a load. Check the structure first."
      ],
      "tips": [
        "Flat-spotted tyres that have sat for years often will not roll straight even when inflated. Budget for dollies.",
        "Seized brakes are common. If a wheel will not turn, do not drag it. Get the drum or caliper free first or trailer it with dollies under that corner."
      ],
      "checklist": ["Transport method chosen that does not rely on the vehicle's brakes", "Chocks available at all times", "Structure checked before jacking"],
      "imageUrls": [],
      "videoUrl": null
    },
    {
      "stepNumber": 5,
      "title": "Drain the fuel tank and inspect it",
      "description": "Petrol left standing for years turns to varnish and then to something closer to lacquer, and modern ethanol-blended fuel additionally attracts water. Pump the tank out into sealed cans with a fuel-rated transfer pump, then drop the tank if you can and look inside it. Rust scale, varnish and a rotted sender are all normal findings.",
      "estimatedMinutes": 180,
      "tools": ["Fuel-rated transfer pump and sealed fuel cans", "Full socket and wrench set", "Safety glasses", "ABC fire extinguisher, within arm's reach whenever the engine is running"],
      "parts": [],
      "warnings": [
        "Fuel vapour is the hazard, not the liquid. Work outdoors or with strong ventilation, no smoking, no grinding, no work lights with hot bulbs, no phone chargers.",
        "Never use a household pump or a shop vacuum on fuel. Use fuel-rated equipment only.",
        "Old fuel is hazardous waste. Take it to a proper disposal point; do not burn it and do not pour it away.",
        "An empty tank is more dangerous than a full one, because it is full of vapour. Do not take heat or sparks near one."
      ],
      "tips": [
        "If the fuel smells like varnish or old paint thinner rather than petrol, every part of the fuel system it touched needs cleaning or replacing.",
        "A tank with light surface rust can often be cleaned and sealed. A tank with flaking scale or perforation is a new tank.",
        "Keep a sample in a jar. It tells you a lot about how the rest of the system will look."
      ],
      "checklist": ["Tank pumped dry into sealed containers", "Tank interior inspected", "Fuel disposal arranged", "Extinguisher present throughout"],
      "imageUrls": [],
      "videoUrl": null
    },
    {
      "stepNumber": 6,
      "title": "Free the engine by hand, never with the starter",
      "description": "Remove all the spark plugs and inspect them. Squirt a little penetrating oil or light oil into each cylinder and leave it for several days, longer if the engine is seized. Then turn the engine by hand using a socket on the crankshaft bolt, in the normal direction of rotation. It must turn smoothly through at least two full revolutions before it is allowed anywhere near a starter motor.",
      "estimatedMinutes": 120,
      "tools": ["Full socket and wrench set", "Breaker bar and long-handle ratchet", "Penetrating oil", "Flashlight"],
      "parts": [
        {
          "name": "Penetrating oil",
          "kind": "consumable",
          "quantity": 2
        }
      ],
      "warnings": [
        "Never use the starter motor to free a stuck engine. The starter has enough torque to break a ring, bend a rod or crack a piston that is rusted to a bore.",
        "If the engine will not turn by hand with reasonable force after repeated soaking, stop. It comes apart for inspection. Forcing it turns a rebuildable engine into scrap.",
        "Only turn the engine in its normal direction of rotation."
      ],
      "tips": [
        "Look down each plug hole with a bore scope or a torch first. Water sitting on a piston crown is a very different problem from light surface rust.",
        "Wet, oily or rusty plugs each tell a different story. Photograph them in cylinder order before you throw them away.",
        "Repeat the soak-and-try cycle patiently over a week rather than forcing it in one afternoon."
      ],
      "checklist": [
        "All plugs removed and photographed in order",
        "Cylinders inspected",
        "Oil introduced and left to soak",
        "Engine turns smoothly by hand through two full revolutions"
      ],
      "imageUrls": [],
      "videoUrl": null
    },
    {
      "stepNumber": 7,
      "title": "Drain the old oil and coolant before anything runs",
      "description": "Drain the sump and look carefully at what comes out: water, milkiness, fuel dilution, sludge or metal glitter each change the plan. Drain the cooling system too, and look at the coolant for oil, rust sludge or a jelly-like consistency.",
      "estimatedMinutes": 90,
      "tools": ["Fluid drain pans (several)", "Full socket and wrench set", "Nitrile gloves and heavy work gloves"],
      "parts": [],
      "warnings": [
        "Ethylene glycol coolant is poisonous and tastes sweet. Never leave it in an open pan where an animal or a child can reach it, and dispose of it properly.",
        "Metal glitter in the oil means the engine comes apart. Do not run it to 'see how it sounds'."
      ],
      "tips": [
        "Cut the old oil filter open. What is caught in the pleats is a free preview of the engine's internal condition.",
        "Water in the sump usually means a head gasket, a cracked casting, or simply years of condensation. Which one it is changes everything about the next phase."
      ],
      "checklist": ["Sump drained and contents assessed", "Old filter cut open and inspected", "Cooling system drained and coolant assessed", "Decision made on whether to proceed"],
      "imageUrls": [],
      "videoUrl": null
    },
    {
      "stepNumber": 8,
      "title": "Fresh oil, new filter, and prime the oil system",
      "description": "Fit a new filter and fill with fresh oil to the correct capacity. Then get oil pressure up before the engine ever fires: with the plugs still out and the ignition and fuel disabled, crank in short bursts until the oil pressure gauge or light responds. On engines with a distributor drive, priming with a drill and a priming shaft is better still.",
      "estimatedMinutes": 120,
      "tools": ["Full socket and wrench set", "Fluid drain pans (several)", "Torque wrench"],
      "parts": [
        {
          "name": "Engine oil and oil filter",
          "kind": "required",
          "quantity": 1
        }
      ],
      "warnings": [
        "Do not fire the engine until you have seen oil pressure. Dry bearings destroy themselves in seconds.",
        "Crank in short bursts of a few seconds with rests between. Starters overheat fast."
      ],
      "tips": [
        "With the plugs out the engine spins freely, so this also confirms the starter and the battery work under a light load.",
        "Watch the rocker gear with the cover off, if accessible, and confirm oil is actually reaching the top of the engine."
      ],
      "checklist": ["New filter and correct-capacity fresh oil in", "Ignition and fuel disabled for priming", "Oil pressure confirmed before first fire"],
      "imageUrls": [],
      "videoUrl": null
    },
    {
      "stepNumber": 9,
      "title": "Verify the timing drive before spinning it under power",
      "description": "Check the condition of the timing belt or chain. A rubber timing belt that has sat for many years is not serviceable regardless of mileage. Confirm the timing marks line up and, on a chain-driven engine, check for excessive slack or a rattling tensioner.",
      "estimatedMinutes": 90,
      "tools": ["Full socket and wrench set", "Flashlight", "Camera or phone for documentation"],
      "parts": [],
      "warnings": [
        "On an interference engine, a belt that snaps or a chain that jumps at start-up bends valves immediately. Find out whether your engine is an interference design before you decide to risk the old belt.",
        "Rubber degrades with time as well as with use. Age alone is enough reason to replace a timing belt."
      ],
      "tips": [
        "If the belt has to come off anyway, replace the tensioner, idlers and the water pump at the same time. You will never have better access.",
        "Photograph the timing marks aligned before disturbing anything."
      ],
      "checklist": ["Interference or non-interference established", "Timing drive condition assessed", "Marks confirmed aligned", "Replacement decision made"],
      "imageUrls": [],
      "videoUrl": null
    },
    {
      "stepNumber": 10,
      "title": "Rebuild the cooling system before the first run",
      "description": "Replace every hose, the thermostat and the cap. Flush the block and the radiator, and have the radiator cleaned or recored if it is blocked. Check the water pump for shaft play and weep-hole leakage, and inspect the fan and its clutch or belt.",
      "estimatedMinutes": 180,
      "tools": ["Full socket and wrench set", "Fluid drain pans (several)", "Wire brushes"],
      "parts": [
        {
          "name": "Coolant and all cooling hoses",
          "kind": "required",
          "quantity": 1
        }
      ],
      "warnings": [
        "Never open a pressurised cooling system while it is hot.",
        "An engine that overheats on its first run after decades can crack a head or a block. It is far cheaper to do this work before that first run than to discover the radiator was solid afterwards."
      ],
      "tips": [
        "Old hoses fail on the first heat cycle. Every one of them, including the small heater hoses and the bypass.",
        "Use the coolant type the manufacturer specifies and do not mix chemistries. Some modern formulations gel when mixed with older ones."
      ],
      "checklist": ["All hoses replaced", "Thermostat and cap replaced", "Radiator flushed or recored", "Water pump checked for play and leaks", "System filled and bled"],
      "imageUrls": [],
      "videoUrl": null
    },
    {
      "stepNumber": 11,
      "title": "Fit a new battery and confirm polarity",
      "description": "Fit a correctly sized new battery and clean every cable end and ground point back to bright metal. Before connecting anything, confirm the vehicle's earth polarity. Some older vehicles are positive-earth, and connecting a battery backwards on any vehicle destroys electronics and can start a fire.",
      "estimatedMinutes": 90,
      "tools": ["Digital multimeter", "Wire brushes", "Full socket and wrench set", "Battery charger with a maintenance mode"],
      "parts": [
        {
          "name": "Battery",
          "kind": "required",
          "quantity": 1
        }
      ],
      "warnings": [
        "Confirm polarity before connecting. Reversed polarity is instantly destructive.",
        "Check the whole main feed for chafed or rodent-stripped insulation before you energise anything. A shorted feed with a fresh battery behind it starts fires."
      ],
      "tips": [
        "Clean the engine-to-body ground strap. It is the single most common cause of strange electrical behaviour on an old vehicle.",
        "A cheap inline fuse in the main feed while you are testing can save a harness."
      ],
      "checklist": ["Polarity confirmed", "Cable ends and grounds cleaned", "Main feed inspected for damage", "Battery fitted and secured"],
      "imageUrls": [],
      "videoUrl": null
    },
    {
      "stepNumber": 12,
      "title": "Inspect the entire wiring harness for rodent damage",
      "description": "Go through the harness section by section, in the engine bay, under the dash, along the sills and at the rear. Rodents chew insulation off wires, and modern soy-based wire coverings are actively attractive to them. Look for bare copper, green corrosion, melted sections, and previous owners' repairs made with household tape or twisted joints.",
      "estimatedMinutes": 180,
      "tools": ["Digital multimeter", "Flashlight", "Camera or phone for documentation"],
      "parts": [],
      "warnings": [
        "Do not energise a harness you have not inspected. A chewed wire against bodywork is a fire waiting for a battery.",
        "Check the fusible links and the main fuses. Something has usually failed at some point and been bypassed."
      ],
      "tips": [
        "Repair chewed wires properly with soldered or crimped joints and heat-shrink, not tape. Tape unwinds in engine bay heat.",
        "Photograph every connector before unplugging it. Wiring diagrams for older vehicles can be hard to find and yours may have been modified."
      ],
      "checklist": [
        "Engine bay harness inspected end to end",
        "Under-dash harness inspected",
        "Rear and boot harness inspected",
        "Damaged sections repaired properly",
        "Fusible links and fuses verified"
      ],
      "imageUrls": [],
      "videoUrl": null
    },
    {
      "stepNumber": 13,
      "title": "Service the ignition system",
      "description": "Fit new plugs gapped to the figure specified for the engine, new leads, and on a points ignition a new cap, rotor, points and condenser. Clean the coil connections. Confirm you have a strong spark at the plugs before attempting a start.",
      "estimatedMinutes": 120,
      "tools": ["Full socket and wrench set", "Torque wrench", "Safety glasses"],
      "parts": [
        {
          "name": "Ignition service parts",
          "kind": "required",
          "quantity": 1
        }
      ],
      "warnings": [
        "Never test for spark with fuel present or spilled nearby.",
        "Torque plugs to the specified figure. Old aluminium heads strip very easily."
      ],
      "tips": [
        "Set the points gap and the static timing before the first attempt rather than trying to sort them while the engine is running badly.",
        "Look up the correct plug type and gap for your engine. Do not assume."
      ],
      "checklist": ["Plugs fitted and gapped to spec", "Leads, cap and rotor renewed", "Points and condenser renewed if applicable", "Strong spark confirmed"],
      "imageUrls": [],
      "videoUrl": null
    },
    {
      "stepNumber": 14,
      "title": "Set up a temporary, controlled fuel supply for the first fire",
      "description": "Do not commission the vehicle's own tank and lines for the first start. Feed the engine from a small external container of fresh fuel through new, correctly rated fuel line and a new filter, so you control exactly what the engine sees and can shut it off instantly.",
      "estimatedMinutes": 60,
      "tools": ["Fuel-rated transfer pump and sealed fuel cans", "ABC fire extinguisher, within arm's reach whenever the engine is running"],
      "parts": [
        {
          "name": "Fuel filter and all rubber fuel line",
          "kind": "required",
          "quantity": 1
        }
      ],
      "warnings": [
        "Secure the container so it cannot tip. Never balance a fuel container on the engine, on the wing, or anywhere it can fall onto a hot exhaust.",
        "Use fuel line rated for modern ethanol-blended fuel throughout. Old-specification rubber line degrades internally and pumps its own debris into the fuel system.",
        "Fire extinguisher in reach, not in the corner of the garage."
      ],
      "tips": [
        "A small external supply means that if the carburettor floods or a line leaks, you can pull the feed and end the problem in one second.",
        "Add fuel stabiliser to the fresh fuel now, since this project will probably stand between sessions."
      ],
      "checklist": ["External supply set up safely", "New rated line and filter fitted", "Shut-off method within reach", "Extinguisher present"],
      "imageUrls": [],
      "videoUrl": null
    },
    {
      "stepNumber": 15,
      "title": "First start: short, supervised, and ready to stop",
      "description": "With oil pressure proved, cooling system full, harness checked and a controlled fuel supply, attempt the first start. Have a helper and an extinguisher. Run it only briefly at first, watching oil pressure, coolant temperature, and for leaks or smoke, then shut it down.",
      "estimatedMinutes": 60,
      "tools": ["ABC fire extinguisher, within arm's reach whenever the engine is running", "Safety glasses", "Flashlight"],
      "parts": [],
      "warnings": [
        "Never do a first start alone, and never with the vehicle indoors or in an enclosed space. Exhaust from an engine in this condition is heavy with carbon monoxide.",
        "Shut it down immediately for: no oil pressure, knocking, coolant loss, a fuel leak, or smoke from anywhere that is not the exhaust.",
        "Nesting material and old grease on the exhaust will smoke and can catch. Expect it and be ready."
      ],
      "tips": [
        "Expect a lot of smoke as decades of oil and debris burn off the exhaust. Distinguish that from smoke coming out of the engine itself.",
        "Do not chase the tune on the first run. You are proving it runs, not making it run well."
      ],
      "checklist": ["Helper present", "Extinguisher in hand", "Outdoors or fully ventilated", "Oil pressure watched throughout", "Run kept short"],
      "imageUrls": [],
      "videoUrl": null
    },
    {
      "stepNumber": 16,
      "title": "Shut down and inspect everything that just got hot",
      "description": "After the first run, go over the whole engine bay looking for leaks that were not there cold: oil at the pan and covers, coolant at hoses and the pump, fuel anywhere at all. Check the oil for coolant contamination and check the coolant for oil. Note anything that sounded wrong.",
      "estimatedMinutes": 60,
      "tools": ["Flashlight", "Camera or phone for documentation"],
      "parts": [],
      "warnings": [
        "Let it cool before working on it. Everything is hot, including things you would not expect to be."
      ],
      "tips": [
        "Old gaskets often start weeping only once the engine has been hot. A second short run and inspection cycle is worth doing.",
        "Record everything you observed here. It is your list for the next session."
      ],
      "checklist": ["Full leak inspection done", "Oil checked for coolant", "Coolant checked for oil", "Noises and observations logged"],
      "imageUrls": [],
      "videoUrl": null
    },
    {
      "stepNumber": 17,
      "title": "Rebuild the brake system completely",
      "description": "This is the largest single job in the project and the one that must not be shortcut. Replace or rebuild the master cylinder, every wheel cylinder or caliper, and every flexible hose. Inspect the steel lines for corrosion and replace any that are pitted. Flush all the old fluid out, bleed the system properly, and check the parking brake mechanism.",
      "estimatedMinutes": 480,
      "tools": ["Full socket and wrench set", "Torque wrench", "Floor jack and four jack stands", "Wheel cylinder or caliper hone", "Fluid drain pans (several)", "Respirator rated for dust and mould"],
      "parts": [
        {
          "name": "Complete brake hydraulic overhaul set",
          "kind": "required",
          "quantity": 1
        }
      ],
      "warnings": [
        "Brake friction material on vehicles built before roughly the 1990s may contain asbestos. Never blow brake dust out with compressed air and never sweep it dry. Wet it down, wear a proper respirator, and bag the waste.",
        "Brake fluid absorbs water from the air. Fluid that has sat in a system for years has corroded it from the inside, and a firm pedal proves nothing about the condition of the bores.",
        "Pitted bores are replaced, not honed. Do not gamble on a marginal cylinder."
      ],
      "tips": [
        "Do the whole system in one go. Replacing one wheel cylinder and leaving three originals means doing the job again shortly.",
        "Bleed in the manufacturer's specified sequence. It is not always furthest-from-the-master-first on split-circuit systems.",
        "Replace the flexible hoses regardless of appearance. They fail internally, acting as one-way valves that keep a brake applied."
      ],
      "checklist": [
        "Master cylinder replaced or rebuilt",
        "All wheel cylinders or calipers replaced or rebuilt",
        "All flexible hoses replaced",
        "Steel lines inspected and any pitted sections replaced",
        "System flushed and bled with fresh correct-spec fluid",
        "Parking brake functional",
        "Firm pedal that holds under steady pressure"
      ],
      "imageUrls": [],
      "videoUrl": null
    },
    {
      "stepNumber": 18,
      "title": "Commission the vehicle's own fuel system properly",
      "description": "Now bring the real fuel system back. Clean or replace the tank, replace every rubber line with modern rated hose, fit a new filter and pump if needed, and clean or rebuild the carburettor or service the injectors. Check the tank sender and the vent system.",
      "estimatedMinutes": 300,
      "tools": ["Full socket and wrench set", "Fuel-rated transfer pump and sealed fuel cans", "ABC fire extinguisher, within arm's reach whenever the engine is running", "Safety glasses"],
      "parts": [
        {
          "name": "Fuel filter and all rubber fuel line",
          "kind": "required",
          "quantity": 1
        },
        {
          "name": "Fuel stabiliser",
          "kind": "consumable",
          "quantity": 1
        }
      ],
      "warnings": [
        "Same fuel vapour rules as step 5: ventilation, no ignition sources, fuel-rated equipment, extinguisher in reach.",
        "Never weld, grind or apply heat near a fuel tank, even an empty one."
      ],
      "tips": [
        "Debris from a rusty tank will find the carburettor or the injectors. Get the tank genuinely clean before commissioning the rest.",
        "Add an inline filter close to the tank as well as the main one while everything is fresh.",
        "If the project is going to sit again, run stabilised fuel and note the date in your log."
      ],
      "checklist": [
        "Tank cleaned, sealed or replaced",
        "All rubber lines replaced with rated hose",
        "New filter fitted",
        "Pump tested",
        "Carburettor cleaned/rebuilt or injectors serviced",
        "No leaks under pressure"
      ],
      "imageUrls": [],
      "videoUrl": null
    },
    {
      "stepNumber": 19,
      "title": "Inspect steering, suspension and driveline",
      "description": "With the vehicle safely on stands, check every ball joint, tie rod end, bush, shock absorber and steering box or rack for play, splits and leaks. Check the driveshaft or propshaft joints and the CV boots. Look for cracked or rotted structure at every suspension mounting point.",
      "estimatedMinutes": 240,
      "tools": ["Floor jack and four jack stands", "Full socket and wrench set", "Flashlight", "Wheel chocks"],
      "parts": [],
      "warnings": [
        "Corrosion at a suspension or subframe mounting point is a structural defect, not a cosmetic one. A vehicle with a rotted mount does not get driven, at any speed, on any road.",
        "Never rely on a jack. Four stands, on sound structure, tested before you go underneath."
      ],
      "tips": [
        "Rubber bushes perish standing still. Expect to find perished bushes even on a low-mileage vehicle.",
        "Torn CV or steering boots mean the joint underneath has been open to the weather for years."
      ],
      "checklist": [
        "All joints and bushes checked for play",
        "Shocks checked for leakage",
        "Steering play measured",
        "Driveline joints and boots checked",
        "Structure at all mounting points inspected"
      ],
      "imageUrls": [],
      "videoUrl": null
    },
    {
      "stepNumber": 20,
      "title": "Change the remaining fluids",
      "description": "Drain and refill the transmission, the differential or transaxle, and the power steering system, with the exact fluid specifications for your vehicle. Inspect what comes out. Water contamination and metal are both common after long storage.",
      "estimatedMinutes": 120,
      "tools": ["Fluid drain pans (several)", "Full socket and wrench set", "Torque wrench"],
      "parts": [
        {
          "name": "Transmission, differential and power steering fluids",
          "kind": "required",
          "quantity": 1
        }
      ],
      "warnings": [
        "Automatic transmission fluid specification is not interchangeable. The wrong fluid damages the transmission, sometimes quickly.",
        "Limited-slip differentials generally need a friction modifier. Check before filling."
      ],
      "tips": [
        "Find and loosen the FILL plug before you remove the DRAIN plug. Discovering a seized fill plug on an empty axle is a bad afternoon.",
        "Milky gear oil means water got in, which means the breather or a seal has failed. Fix the cause too."
      ],
      "checklist": ["Transmission fluid changed to spec", "Differential/transaxle fluid changed to spec", "Power steering fluid changed", "Old fluids inspected for water and metal"],
      "imageUrls": [],
      "videoUrl": null
    },
    {
      "stepNumber": 21,
      "title": "Fit new tyres and check the wheels",
      "description": "Replace all the tyres including the spare, regardless of tread depth. Read the DOT date code on the sidewall of the old ones and record it in your log. While the tyres are off, inspect the wheels for cracks and corrosion, and check the wheel bearings for play and roughness.",
      "estimatedMinutes": 120,
      "tools": ["Floor jack and four jack stands", "Torque wrench", "Full socket and wrench set"],
      "parts": [
        {
          "name": "Full set of tyres",
          "kind": "required",
          "quantity": 5
        }
      ],
      "warnings": [
        "Tyre rubber ages out whether the vehicle moves or not. Old tyres with full tread routinely fail at speed, and that failure is sudden.",
        "Torque the lug nuts to the vehicle's specified figure in a star pattern, and re-check after the first short drive."
      ],
      "tips": [
        "Have the wheels cleaned and inspected while the tyres are off. This is the only convenient chance.",
        "Get an alignment once the suspension work is finished, not before."
      ],
      "checklist": ["All five tyres replaced", "Old DOT date codes recorded", "Wheels inspected", "Bearings checked", "Lugs torqued to spec"],
      "imageUrls": [],
      "videoUrl": null
    },
    {
      "stepNumber": 22,
      "title": "Low-speed shakedown on private property",
      "description": "The first drive happens somewhere with no traffic, at walking pace, testing the brakes before you test anything else. Build up gradually: braking, steering, then gentle acceleration. Stop frequently and check underneath for leaks, and feel the wheels for a hub that is running hot, which indicates a dragging brake.",
      "estimatedMinutes": 120,
      "tools": ["Wheel chocks", "Flashlight", "ABC fire extinguisher, within arm's reach whenever the engine is running"],
      "parts": [],
      "warnings": [
        "Do not take a freshly recommissioned vehicle onto a public road for its first drive. Something will be wrong; find out what somewhere it does not matter.",
        "Test the brakes at walking pace, before anything else, every single time you go out in the early stages.",
        "A hub that is too hot to touch after a slow drive means a dragging brake or a failing bearing. Stop."
      ],
      "tips": [
        "Take short runs and inspect between them rather than one long one.",
        "Keep a running list of every noise, pull, vibration and smell. That list is your next work session."
      ],
      "checklist": [
        "Brakes tested first, at walking pace",
        "Steering checked for play and pull",
        "Underside checked for leaks between runs",
        "Hub temperatures checked",
        "Defect list written"
      ],
      "imageUrls": [],
      "videoUrl": null
    },
    {
      "stepNumber": 23,
      "title": "Log the whole project and plan the next phase",
      "description": "Record every part fitted with its part number, every fluid and specification used, every measurement taken, and the odometer reading at recommissioning. Then write the next phase from your shakedown defect list, in priority order with safety items first.",
      "estimatedMinutes": 60,
      "tools": ["Camera or phone for documentation"],
      "parts": [],
      "warnings": [],
      "tips": [
        "A documented recommissioning is worth real money at resale, and it is worth even more to you in two years when you cannot remember what fluid went in the axle.",
        "Take an 'after' photo set from the same angles as your step 1 baseline.",
        "Order the next phase by safety first, reliability second, cosmetics last. Restorations stall when that order gets reversed."
      ],
      "checklist": [
        "All parts and part numbers logged",
        "All fluid specifications logged",
        "Odometer at recommissioning recorded",
        "After photo set taken",
        "Next phase written in priority order"
      ],
      "imageUrls": [],
      "videoUrl": null
    }
  ],
  "coverImageUrl": null
}
