Maybe not much, but it does to me. When the originals were not concaved. Probably wouldn't notice the difference in compression, but if already loosing a little compression with a valve job I don't like loosing just a slight amount more with the valve head. IH ones are not that much higher but with none in stock at the dealer to look at, can't know if They are the same as originals or just the same as aftermarket.
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Today's Featured Article - Pitfalls of Tractor Engine Rebuilds - by Chris Pratt. The first pop after you have put the machine together with your own hands is exciting and pleasing. The whole experience can be marred if one moves too fast and makes too many assumptions that they can just use "as is" some parts they should be closely scrutinizing and possibly attended to. In such cases, rework makes what could have been a fun project turn into an irritant or even a nightmare. Minor Irritants To give you an example of an minor but irritating proble
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