[PackersFan26]

Originally Posted by Joe's_cool_1le

Interesting. I wonder if it would just as robust as the current one.

That's a great question Joe! they will probably have to flatten and widen it all while somehow keeping the same displacement figures..

[brettman]

Originally Posted by chross12

Can the stock whipple kit be modified with a different pulley? I see they offer different sizes, just wondering if i should go with that option once i get use to the stock unit. The other idea is headers with a full exhaust and a throttle body, I Also hear that there are pistons that are the same bob weight as the factory hypertetic ones. The crank is pretty good from what I understand, the weak link is the pistons. What should my next step be? meth and water system?

You can install any pulley (stock being 3.50) for more boost.
Headers (size) changes the boost. Remember any change, changes everything.