5.3 LS Top End Noise

TommyPettigrew3076 · 03-28-2017, 09:35 PM

Are you sure it isn't an exhaust leak ? These motors are known to for the manifold bolts to break of mostly on the very back . I had this same problem chased it lifters , flushed , different oils turns out that is what it is they even make a kit to fix the problem I found through a buddy of mine that had the same problem I will try and find the

linkhttp://kralautoparts.com/product/exhaust-manifold-bolt-repair-kit-kap169

03-28-2017, 09:35 PM	#8
TommyPettigrew3076 Junior Member Join Date: Sep 2006 Location: Fishers Indiana Posts: 64 Likes: 9 Liked 26 Times in 11 Posts	Re: 5.3 LS Top End Noise Are you sure it isn't an exhaust leak ? These motors are known to for the manifold bolts to break of mostly on the very back . I had this same problem chased it lifters , flushed , different oils turns out that is what it is they even make a kit to fix the problem I found through a buddy of mine that had the same problem I will try and find the linkhttp://kralautoparts.com/product/exhaust-manifold-bolt-repair-kit-kap169

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