The Ford Barn - View Single Post - 59A-B Vacuum at dipstick tube

Terry,OH · 09-07-2022, 10:30 AM

Bad power valve will leak fuel into the oil. Your vacuum readings sound like a valve, valve spring or guide. Backfire from engine will damage the power valve you had to replace.

09-07-2022, 10:30 AM	#17
Terry,OH Senior Member Join Date: May 2010 Posts: 4,751	Re: 59A-B Vacuum at dipstick tube Bad power valve will leak fuel into the oil. Your vacuum readings sound like a valve, valve spring or guide. Backfire from engine will damage the power valve you had to replace.