Seafoam and Marvel Mystery Oil have both proven to be very effective engine cleaners in testing during previous video episodes. However, many have asked that Seafoam, Marvel Mystery Oil and Techron be compared for preventing buildup. Products Tested In This Video (in no particular order): Seafoam: https://amzn.to/31lowCx Marvel Mystery Oil: https://amzn.to/31ikzPc Techron: https://amzn.to/3glQ2UL Videography Equipment: Sony DSC-RX10 III Cyber-shot Digital Still Camera: https://amzn.to/2YdXvPw Canon 70D Camera: https://amzn.to/31b5Gy0 Azden Microphone: https://amzn.to/34d3DLE Go Pro Bundle: https://amzn.to/31aince ➡ Thank you very much for supporting the channel: https://www.patreon.com/projectfarm ➡ An easy way to find past videos along with products tested: http://bit.ly/2FCrBpk A big thanks to Jim for putting this together. ➡ Merch: www.Project-Farm.com ➡ Click here if you'd like to subscribe: https://www.youtube.com/channel/UC2rzsm1Qi6N1X-wuOg_p0Ng ➡ As an Amazon Associate I earn from qualifying purchases. This video is only for entertainment purposes. If you rely on the information portrayed in this video, you assume the responsibility for the results. Project Farm LLC