No, that's not quite true. The greatest level of efficiency was achieved with Tier II engines. When the next generation of emissions controls was implemented, efficiency declined in the name of reducing Nox and particulate emissions. That's not an entirely bad goal, but the brute reality is that Tier III engines consumed more fuel that their predecessors. They have perhaps come to a point in tuning today that they have gotten that back, but at great sacrifice to engine durability. When you had a Tier II engine... they were the most durable, most efficient, and generally best performing seen to date. We have gone backwards in the last 15 years with the aim of achieving some rather questionable gains.
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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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1964 I-H 140 tractor with cultivators and sidedresser. Starts and runs good. Asking 2650. CALL RON AT 502-319-1952
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