datsun-roadsters
[Top] [All Lists]

Re: Throttle adjust screw

To: Jack Davis <jrd.boulder@worldnet.att.net>, datsun-roadsters@autox.team.net
Subject: Re: Throttle adjust screw
From: Adam Bradley <ambradley@yahoo.com>
Date: Tue, 16 Oct 2001 19:59:29 -0700 (PDT)
This makes sense, but what can you adjust at 2,000 - 2,500 rpm that
doesn't impact idle?  On the Z, there's a separate screw on the
throttle of the back carb that has no effect on idle.  What is the
equivelant on a Roadster?

--- Jack Davis <jrd.boulder@worldnet.att.net> wrote:
> John,
> 
> It was my understanding that the high speed adjust screw was used to
> balance
> the carbs at higher revs.  First you balance the carbs at idle. Then
> using
> the throttle to maintain the revs at about 2,000 - 2,500 rpm you
> balance the
> carbs again using the high speed adjust screw.
> 
> -
> Jack Davis
> '69 2000
> SRL311-11273
> 
> 
> ----- Original Message -----
> From: "John F Sandhoff" <sandhoff@csus.edu>
> To: "The Belgian Roadster" <chriss@euregio.net>
> Cc: <datsun-roadsters@autox.team.net>
> Sent: Tuesday, October 16, 2001 4:27 PM
> Subject: Re: Throttle adjust screw
> 
> 
> > It was asked:
> > > Is there anybody out there, who can take a close picture of the
> > > throttle adjustment screw close to the throttle cable drum.
> > > It's the screw that is used to adjust the throttle of both carbs
> > > together.
> >
> > Keith Williams used my car as a tune-up demo at the Shasta meet.
> > He feels that this screw is used during carb balancing ONLY (to
> > temporarily achieve a high RPM) and in normal operation should
> > not be touching the manifold. The idle speed should be adjusted at
> > each carb independently.
> >
> > His philosophy makes a LOT of sense to me. (Keith, I sure hope I
> > got that correct!)
> >
> > -- John
> >      John F Sandhoff   sandhoff@csus.edu   Sacramento, CA
> 
> ///
> ///  datsun-roadsters@autox.team.net mailing list
> ///  Send admin requests to majordomo@autox.team.net  or go to
> ///  http://www.team.net/cgi-bin/majorcool
> ///  Send list postings to datsun-roadsters@autox.team.net
> ///
> 


=====
Adam
'70 1600 SPL311-28181
http://www.picturetrail.com/abend
Make a great connection at Yahoo! Personals.
http://personals.yahoo.com

///
///  datsun-roadsters@autox.team.net mailing list
///


<Prev in Thread] Current Thread [Next in Thread>