Hi i've been bitten by the track day bug.. and need help i'am currently gathering info at a rate that makes my head spin. you need one of these, no you don't you must have one of those with a little bit of that and some of this as well..172 no 182 no it must be a cup. jesus holy mother of mary there are certantly some experts about. all i know is i've got a about three grand to spend i want to keep a tidy road car but its only use will be track days. is there a difinative list on here to help guide me through the model variations. hello by the way been a ford/bmw man all my life but have permission to have some fun.