If you are a true petrol head and you build your car from scratch, piece by piece using recycled parts, then you’ll need a solution to get it looking gleaming before you sell it on for a nice profit. To treat that frustrating and unwanted rusty metal and chrome parts that you have salvaged, it’s time to invest in that handy blue and red can!  So, how do you get rid of rust on a car?

You may know that WD-40® Multi-Use is a lubricant, but the properties that make it a high-quality lubricant can also make it a great rust remover for cars. The unique formula treats rust by loosening the bonds between rust and metal by penetrating the porous layer and then lubricating the surface so that it can be removed. Find our step by step guide to fixing rusted parts on cars below:

What you will need to treat rust on a car:

Car rust treatment:

Step 1: Apply WD-40 Multi-Use Smart Straw product to the rusted area using the smart straw for a precise application.

Step 2: Leave for ten minutes.

Step 3: Scrub the surface gently with a light abrasive such as a scourer to loosen the rust but be careful not to scratch the surface.

Step 4: Rinse the area with clean water.

Step 5: Dry the area with a clean cloth.

Pro Tip: To protect your vehicle from future rust and corrosion, apply an extra layer of WD-40 and then wipe down with a clean cloth. This will provide a temporary protective layer, preventing future rust.

So, now you know how to repair rusted components on a car and stop it from re-occurring thanks to WD-40. But, how about those seized fixings in your wheels or those rusted components that you need to disassemble? Well, that calls for something more specialist.

WD-40 Specialist Fast Release Penetrant quickly penetrates rusted and corroded parts. As well as being fast-acting, it is highly water-resistant and works in temperatures from -20C to +90C. The low surface tension allows for fast capillary action, delivering lubrication where it is needed, rapidly releasing stuck parts so that you can loosen seized fixings and disassemble rusted car components. You can even use the smart straw application to target the more precise areas such as threads, bearings, and fittings. It is ideal for any automotive setting and can be used on metals, alloy, rubber, and plastic, allowing you to salvage a wider range of car components by lubricating rusted parts with our penetrating spray oil.

There you have it – WD-40 can be used for all of your car salvaging needs, from treating rust to lubricating stuck and seized parts, you can feel confident that your new car will be rust-free! Want to learn more about how to use our WD-40 Specialist Fast Release Penetrant? Read our blog on how to loosen rusted screws. Or click here to find more rust remover methods or how to remove rust from a bike chain.

Now that your car is assembled, do you know how to make it look “fresh out of the garage new”? Read our blog, How To Polish A Car, and learn more about maintaining your car in our blog about cleaning the car engine.