The Ford Barn - View Single Post

JSeery · 09-21-2020, 05:00 PM

In general these vehicles don't get driven enough for it to be an issue. Also the valve spring pressure is relatively low. So, no, a lead additive is not normally used.

09-21-2020, 05:00 PM	#21
JSeery Member Emeritus Join Date: Nov 2012 Location: Wichita KS Posts: 16,132	Re: Valve seats. How to remove? In general these vehicles don't get driven enough for it to be an issue. Also the valve spring pressure is relatively low. So, no, a lead additive is not normally used.