Here is the file (http://jjc.e-access.com.au/pdf/DIY_RB30DET.pdf) you need for the conversion... Some original photos have not been recovered yet.

Quote: Originally Posted by Deviousminds i was checking prices today, skyline performance in canberra said about $2500 fitted (extractors, tensioners etc) around $1000 to buy head. The rb26 head has larger head bolts, so the engine needs to come out to be machined. too much buggering round, only useful if chasing high hp. quoted $660 for a exchange RB30 head. Is that $2500 include everything to convert to RB25 head? basically you give them your car and $2500 and get back a RB25 full head conversion?