A better alternative may be to add the DOHC heads to the modular SOHC 5.4 truck engine to make a much more torquey DOHC engine with more power stock.[/B][/QUOTE]
Actually this would be a better alternative than that.
http://www.allfordmustangs.com/artman/publish/article_111.shtml
http://popularmechanics.com/automotive/car_care/2002/11/sema02_wrapup/images/lg_Dscn1858.jpg
The 5.4L block is cast iron and taller than the 4.6L block.
I called one of the vendors and he did not want to sell me a kit but wanted me to bring my car to him and charge me about 16k (OUCH!) to do the swap including engine. I would prefer to do it myself and just purchase the parts over time. Decisions,decisions.
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