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**Jason Banks** · 10-06-2016, 08:10 AM

How bent was the one pushrod? If the cam was messed up underneath that lifter and you put in a new pushrod. Whoever suggested running with the valve covers off could be on to something.

10-06-2016, 08:10 AM	#46
Jason Banks Senior Member Join Date: Dec 1999 Location: TX Posts: 1,670	Re: First motor start, terrible knocking How bent was the one pushrod? If the cam was messed up underneath that lifter and you put in a new pushrod. Whoever suggested running with the valve covers off could be on to something.