4 hours ago, Namerow said:

My car has a similar but lower VIN than yours, but it does have the valve and the hard line.

Which makes sense if yours is a Ontario car.

It's not.  I came from the western US.

10 hours ago, Carl Beck said:

So from a production perspective it made sense to make gasoline vapor recovery standard equipment on all Datsun 240Z's at some point. 

:polite cough:

3 hours ago, Namerow said:

It's not.  I came from the western US.

Ah, even more in line with the data so far.