hmmm i was reading about that variable housing in 21 century performance, it sounds good in theory. but to tel you the truth i have never seen on or herd of one being used on a car? it sounds amazing.
BOOSTED: what computer are you running. i have a VG30 turb on my car now and i am going to modify it very simialr to what you have done to get about a 240rwc. because i am using the VG housing with a bigger A/R, will there be a need for the groove to reduce surge?? and am i able to contor the sure as i am running a MOTEC M4?
alot of queations i know, sorry . thanks, jonathan