Originally Posted by hunntyr

Funny thing I noticed about the stock 420A and a built one was when add the turbo, you really do feel the boost kick in. From what a reliable source has told me was because of the stock compression being higher. I dont know if I agree with that but that may be a possibility.

Now if you are smelling gas I would check for a fuel leak somewhere. Rich burnt fuel smells but it doesnt neccesarily smell like gas unless you are pouring 1/2 your tank out through the exhaust. My first instict is to say its the injectors being too large and I am basing my information on the numbers located here :
http://www.2gnt.com/www/corbin/chooseinj.html

When I get home tonight I will look up some other things I have what other info I have that may help.