<snip> Evaporative Emission Control, which was only fitted to the 1970 USA
> models. You'll also find a small evaporate tank in the trunk,
These were only for Kalifornia cars. They weren't used in any other state.
Best regards,
Fred Schroeder
'70 2000
SRL311-13359
TDROC
Home page http://home.texoma.net/~sitsinwest/
----- Original Message -----
From: "Thomas Walter" <twalter@austin.rr.com>
To: "road" <datsun-roadsters@autox.team.net>
Sent: Wednesday, September 10, 2003 9:05 PM
Subject: Re: carb question
other
> trivia is the "Q" shaped vent hoses on the top of the float chambers
> that connect to the air cleaner (all other years had the overflow tubes
> open to the atmosphere).
>
> Only thing I would change is to use the earlier style overflow vent
> tubes on the floats. With a dirty airfilter, those original style will
> pull a small vacuum on the float chambers, letting the fuel level
> rise... giving a higher fuel level, hence running richer at freeway
> speed.
>
> This is all a pure Guess as I've never owned a 1970 model roadster. :)
>
> Tom Walter
> Texas
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