Hi Migraine, The injectors were changed sometime between the WD9 and the 650. I am not an expert but remember a mechanic telling me this. I would not see that as a big concern, because some had head problems with these a lot of heads have been interchanged. A WD9 head will fit on a 650 or vice-versa, so check the head to make sure which you have. These injectors seldom cause trouble and are reasonable to repair. I would guess they have the same air cleaner. Good luck, Chuck
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Today's Featured Article - Picking Corn - by Rick Nikolich. It was the day before Christmas shutdown at work and I asked our lead engineering expert Scott Andrzejewski what he was going to do over the holidays. He said that he had some corn that he still needed to pick with an antique one-row New Idea corn picker. Scott has a nice farm about an hour north of Lansing in St. Johns, MI. He wanted to get the rest of his corn in by the next day (Christmas Eve). We had about an inch of new snow on the ground and single digit temperatures. So in the bac
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