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Just run corn and turn up the boost some more...100+ octane under $3 a gallon now. Fun fun fun...

I have the Indy heads. Dogleg port style. I think they need good porting to really shine. But you are still stuck on the same dog leg headers. Indy makes a "race" head that uses the mopar 440...

While it is nice to upgrade, are others having long load times for Bulltear web pages with the new layout? I also have to run the Forum part of the website in Firefox, because Internet Explorer...

I've read that the TH400 eats about 40hp...also a 9 inch Ford rear eats more power than most.

A simple way I would use is to, find out the hp per cubic, then multiply it by the cubic inch size of the engine in question. I believe there are just to many variables.