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Tom Wesenberg · 09-14-2015, 02:32 PM

Before you do any grinding, be sure the cam lobe doesn't have a flyweight that holds the valve slightly off the seat for easy starting, then moves out of the way for regular valve timing. I found this out after the fact many years ago when I was working on an 8 H.P. grain elevator engine.

09-14-2015, 02:32 PM	#2
Tom Wesenberg Senior Member Join Date: May 2010 Location: Mpls, MN Posts: 27,582	Re: Grinding valve stem to increase lash? Before you do any grinding, be sure the cam lobe doesn't have a flyweight that holds the valve slightly off the seat for easy starting, then moves out of the way for regular valve timing. I found this out after the fact many years ago when I was working on an 8 H.P. grain elevator engine.