John,
You're probably right about the 1600s using the .09 nozzles.
FWIW, the numbers for SUs are measured by the 1/8" starting from 1"
For example a HS1 is 1"
HS2 is 1.25"
HS4 is 1.5"
HS6 is 1.75"
Need more useless information?
Mike
----- Original Message -----
From: "John F Sandhoff" <sandhoff@csus.edu>
To: "datsunmike" <datsunmike@nyc.rr.com>
Cc: <datsun-roadsters@autox.team.net>
Sent: Tuesday, July 24, 2001 8:18 PM
Subject: Re: Carbs and rear end noise (the car's)
> It was written:
> > Actually there are 3 nozzle sizes available: .090, .100 & .125
> > Roadsters use .100 nozzles.
>
> Ummm, I believe that 2000's use .100, while 1600's use .090.
> If you use a 2000 needle in a 1600 jet, it'll fit like a cork.
>
> The throat sizes are different between 2000's and 1600's too.
> About 1.5 vs 1.75 inches, as I recall (the actual numbers are metric)
>
> -- John
> John F Sandhoff sandhoff@csus.edu Sacramento, CA
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