Conventional Shell Rotella T4 15W-40 compared to Full Synthetic T6 5W-40 for causing engine seal leaks in a 45 year-old Ford 5000 tractor. I bought the oil used in this video and do not have any sponsors. Thank you very much for supporting the channel by watching the commercials and through Patreon support.   / projectfarm  

Products Tested In This Video (in no particular order):
Rotella T6 5W-40: https://amzn.to/31ksBHf

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

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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