I have an 89' iroc-z that i have converted from 305tpi to 350tpi. Ineed the 4 letter code off of a computer that is 350tpi and 5 speed, in order to purchase a super chip. please help me!

here you go. the info is a little ways down the page www.thirdgen.org/newdesign/faq/thirdgen.shtml (http://www.thirdgen.org/newdesign/faq/thirdgen.shtml)

I found the article on the eprom programmer, but it still does not tell me what i need to know- the four letter computer code.