Seafoam is a kind of substance that is said to clean out all the gunk that’s inside your engine when put to use. But, does a seafoam actually works? Will it really prove to be that useful and practical? Well, there is only one way to find that out -let’s put it to a test!
The YouTuber ChrisFix uses a mini borescope so we can see the before and after effects of the seafoam. Of course, for this to be a legit test, he followed every single instruction on the container to see what this substance is capable of.
Overall, it did a great job cleaning a large amount of carbon off the piston head.
Check it out!