I see a lot of discussion about the lack of zinc in the new oils and how it might (or might not) be a problem for old car engines like my flathead Mercury. I'm using DMO 15w-40 in it and not worrying about buying zinc additives. Its almost the same controversy that arose when they took the lead out of gas. Some claimed it was going to ruin the valves and seats on the engines of older vehicles and machines if they did not have lead in the gas. That must be 30 years ago. All my old engines seem to run fine and no valve problems using modern gas.
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Today's Featured Article - Sunday Drives - by Cowboy. Summer was finally upon us here in Northern Maine. We have two types of industry up here, one being "Forestry" (Wood Products) and the other "Farming" (Potatoes). There is no shortage of farm tractors and equipment around here! I have been restoring old Farm Tractors for the past 6 years, and have found it easier and less expensive to hit all the auctions and purchase whole tractors for parts needed. My wife who works at a local school, and only has weekends and summers off, while on t
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