07 s197
Member
I'm with you, never heard of the 3.4...thought it went from 3.6 to 3.33...I can't see any reason why they would offer a 3.4 and a 3.33..what could the boost/power difference be between those 2 pullies?
http://www.lethalperformance.com/99...-mustang-ultra-grip-sc-pulley-vortech-p-32669
