I use and swear by Mobil1. I will be switching to Amzoil Z max in my gasser tractor when I am sure the engine is fully broken in. I can send a pic of under the valve cover on my 02 Olds with 146k. You would be able to see it was perfectly clean. The gaskets hardened and started to leak so that's why the covers were off. Never had a problem with engine internals since I started using synthetics in 1992. I use regular change intervals but drive em like I stole em. I can't say it's worth the Investment on a throw away car, but on a irreplaceable tractor it is.
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Today's Featured Article - Stories From Old Farmer - by K. Pratt. Old Farmer, a.k.a. Dale Jensen began posting messages to our discussion forums at the grand age of 75. With extensive knowledge of farming and tractors, he valued the past and the ways that went with it. He shared these values with us until shortly before his passing. I spoke with Dale in his last days and requested his permission to share some of his stories with the readers of our magazine. He agreed, and provided the
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