3.0 L Exhaust Manifold Conversion Adaptor

szn9rg

Cadet
Joined
Jul 25, 2006
Messages
13
I have a new 07' 3.0 L GM Vortec engine which has 8 port openings in the head. The OMC exhaust manifold off old engine has 5 openings. Prior engine was a 92' 3.0 L GM engine. I was told there should be no difference after 90'. The 3 center openings are longer and combine 2 ports each from the new block. I've been told that there is a exhaust manifold conversion adaptor to match the 2 up. I've been looking but can't find any such thing. Does anyone know where I can get one of these or do I have to look at buying a new manifold. If this is the case, any cheap places to look? Also how can I put a picture with the message. The size of the picture is much larger than the rules permit. As you can tell I'm ready to go crazy!!!!!!!!!



Thanks for everything
 

leakdoctor

Recruit
Joined
Jun 22, 2007
Messages
4
Re: 3.0 L Exhaust Manifold Conversion Adaptor

I can't help with the manifold, but I can help with the pictures. Just Google "Picture Resizer." There are all kinds of free sights that you can upload your picture to, reduce its size, then download it again. There are also free programs that you can download to your computer to do it.
 

szn9rg

Cadet
Joined
Jul 25, 2006
Messages
13
Re: 3.0 L Exhaust Manifold Conversion Adaptor

Thanks, I'll give this a try and maybe I can post a picture the shows the 2 different gaskets.
 

Bondo

Moderator
Staff member
Joined
Apr 17, 2002
Messages
71,103
Re: 3.0 L Exhaust Manifold Conversion Adaptor

It Should just Bolt Up,+ Run,.......

I admit that I haven't seen an 07 3.0l Head,......

Chevy has changed the size,+ location of those ports several times over the last 40 years,.....
But,.......
They're All still a Bolt on interchangable situation.......
 
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