me and my father have been looking for a sb to put into my 74nova for some time now...my dad dosent know much about cars...he knows diesel trucks, he said his friend is taking the motor out of a caprice cop car and it is a 305/5.0 i think its a 350(the LT1) if im not mistakin dont all caprice cop car packages(9c1) come with the down tuned LT1?