Put the stock Nissan filter in there, you still have the bracket.

No way I can tell you what is wrong with your car through the ol' interweb.

First picture was the initial measurement. Last picture after bending the tang. Ill need to test the car and report.

Edited July 28Jul 28 by 72 Datsun 240z

Here is a final adjustment. Im also thinking of replacing this float. The tang is not straight.