View Single Post
Old 09-12-2017, 02:13 PM   #2
geezer#99
Registered User
 
geezer#99's Avatar
 
Join Date: Aug 2009
Location: Bowser
Posts: 9,738
Re: Any idea on what this knocking is 72 C20 350

POp off the valve covers.
You might get lucky and it's only a broken rocker.
Sounds like a push rod rattling.
geezer#99 is online now   Reply With Quote