What is a lightweight flywheel?

If you want to improve the performance of your car, know that it can be lightened. flywheel... This intervention is risky and we advise you to consult a professional to carry it out. Here's everything you need to know about flywheel relieved!

🚗 Why lighten the flywheel?

The flywheel is a cast iron piece with a diameter of 25 to 30 cm, so it is very heavy. It reduces engine revs and acceleration. This mainly limits engine power at low rpm.

In competition, cars often benefit from engine preparation, which includes lightening the flywheel or reducing the crank arm, increasing piston surface or lightening parts.

?? Why is a light flywheel dangerous?

The lightening of the flywheel is not without consequences. Of course, your car will become more powerful, but at the same time:

• The flywheel works more chaotically, especially at idle;
• You feel more vibrations because the flywheel is less efficient at its function;
• Engine torque loses its efficiency;
• Your fuel consumption increases due to the increase in the number of fires.

🔧 How to lighten the flywheel?

Light your own flywheel therefore it can be done for the purpose of competition or setting... It is up to you to choose between traditional methods or professionally, according to your budget and your requirements! Therefore, we explain in detail the two solutions available to you.

Solution 1: artisanal solution

Be aware that you can do this at home if you are ready to get your hands dirty. It will cost you around 150 euros. To do this, the material must be removed by milling the metal part.

Good to know: However, be wary of the mistakes you can make due to your lack of knowledge and practice. Do this exercise only if you are confident in your abilities, otherwise you risk damaging the room and those around you!

Solution 2: professional solution

If you prefer to avoid any risk, put your trust in a professional car, preparation or tuning professional. Count from 250 to 500 euros for a new lightweight flywheel. This will provide real performance and reduce the risk of error.