Is changing a flywheel a big job?
When it comes to car repairs, some tasks are more complex and labor-intensive than others. Changing a flywheel is one of those jobs that often raises questions among car owners. In this article, we’ll break down what a flywheel does, why it might need replacing, and why this repair is considered a significant undertaking.
What Is a Flywheel and Why Is It Important?
The flywheel is a crucial component of your vehicle's drivetrain. It is a heavy, circular metal disc that connects the engine to the transmission. Its primary functions include:
- Maintaining rotational inertia to keep the engine running smoothly.
- Providing a surface for the clutch to engage in manual transmission vehicles.
- Helping to balance the engine’s rotation and reduce vibrations.
Over time, the flywheel can wear out due to friction, heat, or damage from a failing clutch. When this happens, it may need to be replaced to ensure your vehicle operates safely and efficiently.
Why Is Changing a Flywheel Considered a Big Job?
Replacing a flywheel is a complex and labor-intensive process for several reasons:
- Location of the Flywheel: The flywheel is located between the engine and the transmission, which means accessing it requires removing the transmission. This alone is a time-consuming task.
- Specialized Tools and Expertise: Removing and reinstalling the transmission, as well as properly aligning the new flywheel, requires specialized tools and a high level of mechanical expertise.
- Labor-Intensive Process: Depending on the make and model of your vehicle, the process can take several hours or even a full day. This is why labor costs for this repair can be significant.
In addition to these challenges, other components such as the clutch or pressure plate may also need inspection or replacement during the process, adding to the complexity and cost.
When Should You Replace Your Flywheel?
Signs that your flywheel may need replacement include:
- Difficulty shifting gears or a slipping clutch.
- Unusual noises, such as grinding or rattling, coming from the transmission area.
- Vibrations or a burning smell while driving.
If you notice any of these symptoms, it’s essential to have your vehicle inspected by a professional mechanic as soon as possible to prevent further damage.
Conclusion
Changing a flywheel is undoubtedly a big job due to its complexity, the tools required, and the labor involved. However, it’s a necessary repair when the flywheel is damaged or worn out. At Kevin’s Autos, we have years of experience handling complex repairs like flywheel replacements. If you suspect an issue with your flywheel, don’t hesitate to reach out to us for expert advice and service. Your vehicle’s performance and safety are our top priorities!
Frequently Asked Questions
Is fixing a clutch a big job?
So, if your clutch does go, don't get annoyed thinking the garage is trying to pull the wool over your eyes. It's a big, labour-intensive job.
How long will a bad flywheel last on a car?
around 80,000 to 100,000 miles
How long will a noisy flywheel last? If your flywheel is making an unusual noise, this is a sign it has worn out and needs replacing. Flywheels usually last around 80,000 to 100,000 miles, sometimes more.
How much for flywheel replacement?
Clutch and flywheel replacement costs
| Vehicle type | Average clutch replacement cost | Flywheel replacement cost |
|---|---|---|
| Small cars | £300 to £500 | Additional £150 to £300 |
| Medium cars | £350 to £600 | Additional £150 to £300 |
| Larger cars | £400 to £800 | Additional £150 to £300 |
| Luxury cars | £500 to £900 | Additional £150 to £300 |
Is it OK to drive with a bad flywheel?
Driving with a faulty flywheel puts your safety and the safety of other road users at risk.
How long does it take to change a flywheel?
On average, flywheel replacement times can range from 3.5 to over 7 hours with an average of around 5 hours. Replacing the flywheel is typically a time-consuming and labour-intensive repair as it requires the removal and re-installation of several components such as the transmission and clutch assembly.
How much labor to replace a flywheel?
The labor costs for flywheel replacement typically range from $400 to $800 or more, depending on the complexity of the job and the hourly rates of the service center. In total, the flywheel replacement cost can range from $800 to $1,600 or more.
How hard is it to replace a flywheel?
The replacement process itself is not overly complicated. Accessing the flywheel is by far the hardest part. You should also refer to the owner's handbook for your vehicle to see if it has any further information specific to your car.
Will a car still start if the flywheel is broken?
PROBLEMS STARTING YOUR CAR
When you turn on your engine, the starter motor pushes a gear towards the flywheel. This gear meshes with the flywheel's teeth to make the engine turn over. If one or more of the flywheel's teeth are damaged or broken, then the wheel can't engage with the starter motor.
Is it worth replacing a flywheel?
It is fine to replace your clutch without replacing the flywheel as long as there's no noticeable damage to the flywheel. It is good preventative maintenance to resurface the flywheel if there is light wear on the flywheel. But overall you do not need to replace the flywheel.
Does a new flywheel improve performance?
Since flywheels are solid, unsprung components of a vehicle's driveline, a lightweight flywheel will decrease parasitic loss at a constant rate, improving a vehicle's horsepower and torque output (measured after the flywheel) throughout it's entire rev range.
