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Old 02-22-2011, 01:31 PM
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Greg50Lt Greg50Lt is offline
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Join Date: Feb 2011
Location: Pasadena, Md
Age: 25
Posts: 222
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Vehicle: 2011 Ram 1500 Quad Cab 4x4
Trim Level: Sprot
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Engine: 2009-2010 345ci (5.7L) Hemi V8 390hp 407lb/ft
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Quote:
Originally Posted by HemiLonestar View Post
If you bolt on 09+ 5.7 heads (aka eagle), it has the same ports as the 6.1 head and will line up perfectly.
Quote:
Originally Posted by skwurlz View Post
But then the exhaust ports are different, and you would need the 09+ exhaust manifolds or headers. Trying to retrofit that into a leaf sprung truck may be a bit daunting.

I believe you can get a spacer plate, that bolts to the early 5.7 heads, and then the 6.1L manifold.

So does that mean someone with a 2011 like me can use the 6.1 intake manifold? Has anyone tested this to see a hp gain? Swapping IM and TB on the civic made great power gains.
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