You mean these?
<http://www.datsunroadster.com/PIC_PAGES/NEW_PARTS_PIC_PAGES/161-86-2.htm>
I thought about that. Based on what I've heard from the owner, I was
guessing that his '66 manifold was setup for the 1500 style SUs but
they probably ran out before they got to his car so put in longer studs
and the 1600 carbs. But I wasn't sure if the mounting studs used by
the 1500 were the same or opposite...
--- Thomas Walter <twalter@austin.rr.com> wrote:
> Doh! ;-)
>
> Hey, it is why I love the list... learn something new everyday! ;-)
>
> Tom
>
>
>
> sidney raper wrote:
>
> > Thomas,
> >
> > I am surprised you missed this one. The very early cars had
> insulators
> > that were rubber and metal (like a motor mount or solex
> insulators.)
> > They bolted to the intake in the opposite holes from where the carb
>
> > holes are. That is why they use short studs. From what I
> understand,
> > they are tough to obtain, so the PO most likely replaced them with
> the
> > phenolic spacers and just never removed the original studs.
> >
> > Sid
> >
> >
> >> From: Thomas Walter <twalter@austin.rr.com>
> >> Reply-To: Thomas Walter <twalter@austin.rr.com>
> >> To: Geegc@aol.com
> >> CC: datsun-roadsters@autox.team.net
> >> Subject: Re: Studs on intake manifold Q
> >> Date: Thu, 14 Feb 2002 01:09:47 -0600
> >>
> >> Odd indeed.
> >>
> >> The 1600 carbs are held on by two studs
> >>
> >> The 2000 carbs are held on by four studs.
> >>
> >> Does it look like someone tried to "port" the manifold for the
> >> bigger carbs at one time? Still wouldn't explain the difference
> >> in length.
> >>
> >> Yep, if you can't see the extra studs... time to steam clean
> >> that engine!
> >>
> >> Tom
> >>
> >>
> >> Geegc@aol.com wrote:
> >>
> >> > As I am putting everything back together (the never ending
> story) on
> >> my 1966
> >> > 1600 I noticed that each of the carb sides of the intake
> manifold
> >> has 4 3/8
> >> > inch studs coming out, two long ones and two short ones. The
> long
> >> ones go
> >> > through the insulator blocks and hook up with the carbs, but as
> best
> >> as I can
> >> > tell the short ones don't connect to anything and exist only to
> >> attract dirt.
> >> > Anyone have any idea what they were for?
> >> >
> >> > They are not on the later carbs manifold I have.
> >> >
> >> > Gary C
> >> >
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> >>
> >
> >
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=====
Adam
'70 1600 SPL311-28181
http://www.picturetrail.com/abend
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