to nismoid - what else like exhaust and other things that the engine has to make that sort of power ( how many revs will the engine take??? what is the redline? ,when does the boost come on hard?? and when you say gtr rods do you mean simply nissan factory rods??} , as i am very interested in a 31, can you e-mail or post sum pics for me , such as buid up pics , interior pics???? would be very greatful , fantastic clean 31 mate!!