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Mart · 02-13-2023, 05:26 PM

If the plunger in the oil relief valve lifts, the cam gear chamber area still gets oil. It gets it all the time. The flat ensures a supply of oil even when the valve is closed.

02-13-2023, 05:26 PM	#20
Mart Senior Member Join Date: May 2010 Location: Solihull, England. Posts: 8,792	Re: 59 block oil relief plunger install If the plunger in the oil relief valve lifts, the cam gear chamber area still gets oil. It gets it all the time. The flat ensures a supply of oil even when the valve is closed.