when piston rings/pistons when on mine i had oil blowing out the dump valve when it dumped and the engine was breathing heavy, oil comming out off the rocker cover breathers
u cant get sps manifolds anymore but i think it was race-tech that made them, so u could get one from race-tech or wepr manifolds are also good, ive also heard good things about zisco manifolds too.
hahaha ep91 FTW!!! rorys gt is gonna be hard to beat, ive seen it a few times and it faily shifts, plus theres a few fast gt turbos on tgtt too i really need an lsd