Power is affected by the setting of the main jet, but it is not easy to adjust for noticeably more power without having it on a dynamometer. You want to first be sure that your timing, spark and valve adjustments are exactly right, and then put it on a dyno if you can gain access to one. If you can't get it on a dyno your best bet is to get set up to mow or whatever job you have where you can notice an increase or decrease in power as you have already, then stop and adjust a little.It will be unlikely that you will notice a change unless it was way out. When under a heavy load if you are seeing black smoke it is an indication of running rich. Another possible test is to pull a loaded wagon of some sort up a good grade.
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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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