hi guys, i'm hoping some of you can help me out!! i'm in the processs of modifiying my R33 GTS-t, and i've run into a spot of bother with the tomei intake cam pulley?? well i think its the intake anyway!!! on my engine the left hand pulley is held on by a 19mm bolt(with an oil feed through the middle) but the pulleys i got are held on by 4 12mm bolts! the right one is ok but i dont want to fit one without the other! its writen on the box that it fits the RB25DET engine but i cant see how!! has any of you come accross this problem before? any tiny bit of info might help, thanking you in advance, v sad irish skyline driver!!