datsun-roadsters
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Re: [Roadsters] Vacuum Advance Issue?

To: wattaj <wattaj@yahoo.com>
Subject: Re: [Roadsters] Vacuum Advance Issue?
From: John Peltz <johnpeltz@gmail.com>
Date: Thu, 13 Jun 2013 10:49:10 -0700
Cc: Roadster List <datsun-roadsters@autox.team.net>
Delivered-to: mharc@autox.team.net
Delivered-to: datsun-roadsters@autox.team.net
References: <006601ce5bd0$96f2e8f0$c4d8bad0$@net> <CAFEMhEvZ7AyN=U7GKcbLd_1ZF4Vy6wTLB29rx6LAVak-xmmPLw@mail.gmail.com> <1369768844.33104.YahooMailNeo@web142406.mail.bf1.yahoo.com> <006e01ce5c1b$fcb18d90$f614a8b0$@net> <1371091558.88417.YahooMailNeo@web160802.mail.bf1.yahoo.com>
Here's parts and some good info (click the info links) concerning
distributors and Fairlady's

http://www.datsunroadster.com/SUB_SECTION_DIRECTORIES/elec_firing.htm


On Wed, Jun 12, 2013 at 7:45 PM, wattaj <wattaj@yahoo.com> wrote:

> Hello,
>
> I have an issue where at a steady highway cruise speed, just around
> 3000 RPM or higher, I get regular hiccups, sputtering, etc..  If I drop
> below
> 3000 RPM I am usually fine.  The engine will pull strong all the way up to
> where I dare accelerate.  I have always been suspicious of my distributors
> vacuum advance.  Popping of the distributor cap, I tried to manually move
> the
> advance it by sucking on the tube, but it would not budge.  I took the
> advance
> mechanism off the distributor and it was frozen stiff.  After some serious
> pushing I got it to move manually, but would still not move under suction.
>  It
> looks like I should replace the vacuum advance unit.  I am curious if that
> might be the cause of my cruise speed issues?  Thanks in advance (no pun
> intended) for the help.
>
> Cheers,
>
> Alan
> Tualatin, OR
> 67-1600
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>
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