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Old 10-24-2010, 08:59 PM   #105
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Join Date: Apr 2009
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Originally Posted by devildoc View Post
Wow I love all this speculation. Now here are questions I pose to myself and hopefully some people can answer reasonably.

1. How much weight would be saved going from the 6.2L to the new 5.5L (aluminum block right?) from just switching out engines?
Absolutely nothing.

They are both all aluminum engines, the small amount of extra material on the cylinder walls probably adds up to about 5 ounces of total weight difference. The architecture if the engines is the same.
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