Engine replacement costs range from $3,000 to $5,000 for a used engine installed at an independent shop, or $4,000 to $8,000 or more at a dealership, depending on your vehicle's make, model, and year.

The final bill depends on three things: the engine itself, labor to remove and install it, and whether you need additional parts replaced at the same time. A used engine from a salvage yard costs far less than a new one from the manufacturer, but carries unknown mileage and condition. Labor alone typically runs $1,000 to $3,000 at an independent mechanic and $1,500 to $4,000 at a dealership, straightforward because dealerships charge higher hourly rates. Luxury vehicles, trucks, and anything with a complex engine layout cost more to labor on.

You will also face decisions about engine type — new, remanufactured, or used — and where to source it. Each choice changes both the price and what warranty, if any, comes with the work.

Key Takeaways

  • Used engines from salvage yards are the cheapest option but come with unknown mileage and no warranty, while new engines from manufacturers cost the most but carry full warranties.
  • Labor costs at independent shops run $1,000 to $3,000, while dealerships typically charge $1,500 to $4,000 or more for the same work.
  • Additional repairs — new gaskets, belts, hoses, or a new radiator — often run $500 to $2,000 and should be done while the engine is out.
  • Getting a written estimate before work begins protects you from surprise charges, and comparing quotes from at least two shops can save hundreds of dollars.

New vs. Used vs. Remanufactured Engines

A new engine from the manufacturer costs the most — typically $4,000 to $8,000 before labor — but arrives with a full warranty, usually three years or 36,000 miles. It has zero miles and is built to original specifications. Most people choose this only when the vehicle is relatively new or when they plan to keep the car for many more years.

A used engine pulled from a salvage yard costs $1,500 to $3,500 depending on the vehicle and how many miles it has. You do not know the engine's true history, and most salvage yards offer no warranty or a very limited one — sometimes 30 to 90 days. The risk is that the engine could fail shortly after installation. This is the cheapest route but also the riskiest.

A remanufactured engine has been disassembled, inspected, worn parts replaced, and reassembled to like-new condition. It costs $2,500 to $4,500 and typically comes with a warranty of one to three years. This is a middle ground: more reliable than a random used engine, cheaper than new, and backed by some protection if something goes wrong.

Labor Costs at Different Shops

Independent mechanics and small repair shops typically charge $50 to $100 per hour for labor. An engine replacement takes 15 to 25 hours depending on the vehicle — some engines sit in the engine bay with straightforward access, while others require removing the transmission, radiator, or other major components first. This means labor alone runs $750 to $2,500 at an independent shop.

Dealerships charge $100 to $150 per hour or more, and the same job takes the same number of hours. A dealership bill for labor alone can reach $3,000 to $4,000. Dealerships do have the advantage of factory-trained technicians and access to original parts, which matters if your vehicle has a complex engine or if you want everything done to manufacturer specifications.

Specialty shops that focus on engines — transmission shops, for example — often fall between the two. Get a written estimate from at least two shops before committing. The estimate should list the engine source, the number of labor hours, the hourly rate, and any additional parts or fluids needed.

Additional Parts You May Need to Replace

While the engine is out, mechanics often recommend replacing parts that wear out over time and are difficult to access without removing the engine. These include the water pump ($300 to $800), serpentine belt ($100 to $300), radiator hoses ($200 to $500), and engine gaskets that may have deteriorated ($200 to $600). Doing these at the same time prevents you from paying labor costs again in a few months when one of them fails.

If your vehicle has high mileage, the transmission fluid, coolant, and oil should be flushed and replaced as part of the job. Some shops bundle this into their estimate; others charge separately. Ask whether these are included in the quoted price.

Diagnostic work before the engine is removed — to confirm the engine is actually the problem and not something else — may add $100 to $300. This is worth doing if you are not certain the engine itself has failed.

Where to Source Your Engine

Salvage yards pull engines from wrecked or retired vehicles. Call several yards in your area and ask for an engine matching your vehicle's year, make, and model. Prices vary widely, and some yards will ship. Ask about the mileage on the engine and what warranty they offer. Many offer 30 to 90 days, some offer nothing.

Online marketplaces like eBay Motors and Craigslist list used engines from private sellers and small dealers. Prices may be lower, but you have no recourse if the engine fails after purchase. Shipping can cost $500 to $1,500 depending on distance.

Remanufactured engines come from specialty shops that rebuild them. These shops typically offer longer warranties — one to three years — and can often ship directly to your mechanic. The price is higher than salvage, but the warranty makes it worth considering if you want some protection.

Dealerships source new engines from the manufacturer and can order remanufactured engines as well. Prices are highest here, but you get a full warranty and the certainty that the engine matches your vehicle exactly.

Getting an Estimate and Comparing Quotes

Call or visit at least two shops and describe your vehicle and the problem. Ask for a written estimate that includes the engine source, labor hours and rate, any additional parts, and the total cost. A good estimate also states the warranty on the engine and the labor (usually one year on labor at independent shops).

Do not assume the lowest quote is the best. A shop quoting significantly less may be using a lower-quality used engine, cutting corners on additional repairs, or planning to charge you later for work not listed. Ask what is included and what is not.

If you are considering a used engine, ask the shop whether they will inspect it before installation and what they will do if it fails within the first month. Some shops will swap it out; others will not. This protection is worth paying a bit more for.

Timeline and What to Expect

Once you approve the estimate and the engine arrives, the job typically takes three to five business days at an independent shop. Dealerships may take longer if they have to order the engine from the manufacturer. Ask for a timeline before work begins.

The shop will remove the old engine, inspect the engine bay for any damage or leaks, install the new engine, reconnect all hoses and electrical connections, refill fluids, and test-run the vehicle. You should not pick up the car until the shop has confirmed it starts, idles smoothly, and has no warning lights on the dashboard.

After you get the car back, monitor it closely for the first few hundred miles. Listen for unusual noises, watch for leaks under the car, and check that all gauges read normally. If something seems wrong, return to the shop when ready — most offer a short window to address problems without additional charge.

Frequently Asked Questions

Is it cheaper to rebuild my engine instead of replacing it?

Engine rebuilding — taking the engine apart, replacing worn parts, and reassembling it — typically costs $2,500 to $4,000 in labor alone, plus parts. For many vehicles, this costs as much or more than a used replacement engine plus installation. Rebuilding makes sense only if your engine has sentimental value or if finding a suitable used engine is difficult.

What warranty should I expect on a replacement engine?

Used engines from salvage yards often have no warranty or 30 to 90 days. Remanufactured engines typically come with one to three years. New engines carry the manufacturer's warranty, usually three years or 36,000 miles. Labor is usually warranted for one year at independent shops and longer at dealerships. Get the warranty terms in writing before work begins.

Can I use a used engine from a different year or model?

Sometimes, but not always. Engines from the same manufacturer and generation often fit, but electrical connectors, mounts, and computer systems may differ. Your mechanic can tell you whether a specific used engine will work in your vehicle. Forcing a mismatched engine in can cause electrical problems and poor performance.

Should I replace the transmission at the same time?

Only if it is already failing. Replacing both at once saves labor costs because both require removing the engine. If your transmission is working fine, leave it alone. If it is slipping or making noise, ask your mechanic whether fixing it now makes financial sense.

What if I cannot afford the full cost right now?

Some shops offer payment plans or financing through third-party lenders. Ask whether your shop works with any financing companies. Alternatively, you can source a used engine yourself and bring it to the shop, paying only for labor — this can save $1,000 to $2,000 if you find a good deal.