Have always used Kendall oil since started driving 50 years ago and have never had any problems
I have used Kendall for over 50 years, never have had a engine failure, even when it should have as the wife drove the ply 25 miles plus without any water the Kendall kept the engine together and saved everything except the rings. that was 30 years ago still have the ply and still using Kendall.
Your products are uncomparable
I have used kendall oil all my life no problems