i don't have a gti head...
but i do have a standard 4g93 head from a mitsu engine...
it's has the same spec, size and performance as GTI...
call me 0123009602 for more details!
i have a putra wit gsr 4g93t just converted 2 months ago..
now the prob is the other day i had a good run with it..
den when i tried running on 1st gear again,
suddenly like no power at all..engine...