16. What is the minimum size air compressor for painting a car. In theory, it could work, but the size of the paint job makes it difficult. What Size Air Compressor for a Car Repair? The most important to thing to ponder on before purchasing an air compressor for spray-painting your vehicle is to analyze how big the tank is, the size of the tank for this purpose is very important because a small tank would result in rough strokes of paint and there would not be enough air volume and the spray gun will struggle.. Here is a great read on the big lie of air compressor ratings. These are the benefits of having an air compressor for painting cars. I recall that paint sprayers need dry air. Industrial Air 30-Gallon Belt Driven Air Compressor. Usually, the minimum size air compressor for painting a car should be 30 gallons or above. You need something brawny, with a large tank to store the air. 17. And you don’t want a product that will give you troubles. Tank size:. Next, there is a factor that nobody has stated. When you look for the best air compressor for an impact wrench, you can use a compressor of 20-30 gallons.But in choosing the perfect air compressor for your car paint, this range will not be able to give you the best output. Let’s know in detail. The bottom line is, when painting a car, you need a lot of air and a little bit of paint. Now you just have to purchase a paint gun matching the compressor ratings. However, 30 gallons or fewer compressor units can do the task if psi and cfm requirements of the gun meet the compressor’s specs. If you need an air compressor that proves suitable for small painting projects, this might be it. As a rule of thumb most air compressors with an air tank capacity of 30 gallons and up and usually handle painting a car if you match the paint gun CFM to the CFM rating of the compressor for a complete buying guide visit AirCompressorsUSA. The process of painting a car comprises three principal stages – the initial stage, preparation of the air compressor for painting, and finally cleaning up. Those are some of the things you should consider when getting an air compressor to paint your car. Close. For car repairs, you will need an air compressor that can run all … What Size Air Compressor for Car Painting? For a minimum size of car paint, you need 50 gallons of air compressor. save. What air compressor would I need to paint my car? What’s the minimum size air compressor I would need? 0 comments. What size air compressor do i need for painting cars? hide. ... I’ll be taking off all of the panels and doors on the car and painting the unibody separately from the rest of the car. 99% Upvoted. the size of the compressor is a crucial factor to consider. These compressors are not cheap either. The tank size of the air compressor is a crucial point. Still, you should also be considerate of other factors such as PSI and CFM and the technology used to operate it. Spray Gun Air Pressure for DIY Use Air Compressor. Don't get something that provides ONLY 12 or 14 CFM. But, for better results, 60 gallons or more capacity of the compressor is perfect. Now, most of the people are confused about what size air compressor do I need for painting? report. You would be ok painting a small car or motorcycle using this tank with a LVLP spray gun. I modify my small cheap DIY air compressor so that it can handle spray painting with a high volume low pressure HVLP spray gun. share. Conclusion: Air Compressor Sizes for Car Paint. Here’s a guide to some of the better ones. Top 5 Best Air Compressors For Painting Cars – In Depth Reviews #1. Paint spray guns for car painting can be run at 40 to 45 PSI, but they will need 9 to 12 CFM to operate properly. 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