It would be better and more reliable to buy a sr20det out of a JDM bluebird and fit it to your pulsar. Have a google of n14 sr20det conversion. It is well documented on the web.
Are you able to e-mail me some pics, especially of the front with no rad support? [email protected]
Has this shell ever been road registered within Australia? If not has it been complied?
Thanks, Geoff.