[Roadsters] Adjusting the tach

Paul Kort paulsdatsunstuff at gmail.com
Wed Sep 4 09:44:21 MDT 2013


  Lube the tach cable and see if the readings stay so low at idle.

Paul


On Wed, Sep 4, 2013 at 11:29 AM, peter harrison <
granvillecomputing at hotmail.com> wrote:

> 4 or 5 speed box - typically in 4th in EITHER box (direct drive) you get 20
> MPH for every 1K RPM (depending also upon wheel/tire profile) - so your
> tach
> doesn't seem all that much  out of whack - at least at the high end - idle
> does seem LOW.
>
> Peter Harrison
> 818 448 3181
>
>
> > From: Jerry.Dow at Suddenlink.com
> > To: aultgc at att.net; datsun-roadsters at autox.team.net
> > Date: Wed, 4 Sep 2013 12:31:14 +0000
> > Subject: Re: [Roadsters] Adjusting the tach
> >
> > It reads about 300 at idle and reads about 2000 at 50MPH.
> >
> > From: Gary and Cindy Ault [mailto:aultgc at att.net]
> > Sent: Tuesday, September 03, 2013 11:22 PM
> > To: Dow, Jerry; datsun-roadsters
> > Subject: Re: [Roadsters] Adjusting the tach
> >
> > Jerry,
> >
> > The only way I know is to have it professionally recalibrated, like the
> > speedometer.
> >
> > What does it read at idle?  I presume the deficit increases with rpm?
> >
> > Gary
> >
> > From: "Dow, Jerry"
> > <Jerry.Dow at Suddenlink.com<mailto:Jerry.Dow at Suddenlink.com>>
> > To: datsun-roadsters
> > <datsun-roadsters at autox.team.net<mailto:datsun-roadsters at autox.team.net
> >>
> > Sent: Tuesday, September 3, 2013 9:00 AM
> > Subject: [Roadsters] Adjusting the tach
> >
> > Newby question.  My tach runs behind about 1000 rpms.  Any way to adjust
> '70
> > roadster tach?
> >
> >
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