[Roadsters] 1600 tuning issues

[Gordon Maness]

Aren't these 'interfearance' (timing jumps a tooth = piston and valve contact)
engines? If so then the chain can not be an issur.
 > Date: Tue, 27 Nov 2012 11:49:30 -0800
> From: roadsterdude1600 at yahoo.com
> To: ppeters914 at comcast.net; datsun-roadsters at autox.team.net;
hrhaslett at yahoo.com
> Subject: Re: [Roadsters] 1600 tuning issues
>
> Sure sounds like a timing issue (especially with the run-on).  If this was
a
> 2000 I would guess you were a tooth off on your timing chain, but that
would
> be much less common/probable with the short 1600 chain.  It did this all of
a
> sudden?  Did you have a rough start or something that could have caused it
to
> jump timing?  Since you cannot adjust at the dizzy, it might be worth a
> look...
>
>
> Mike Harper, CAI, AARE
> Harper Auction & Realty
> 843-729-4996
> "Experience Sells"
>
> www.AuctionMyRealEstate.NET
>
>
>
> --- On Tue, 11/27/12, Roy Haslett <hrhaslett at yahoo.com> wrote:
>
>
> From: Roy Haslett <hrhaslett at yahoo.com>
> Subject: Re: [Roadsters] 1600 tuning issues
> To: "Pete Peters" <ppeters914 at comcast.net>, "Datsun Owners List"
> <datsun-roadsters at autox.team.net>
> Date: Tuesday, November 27, 2012, 1:46 PM
>
>
> It has run and idled well up until the last few hundred miles, no
> backfires. Has run especially well at highway speeds (60-65). I had been
> getting some hesitation on the street but attributed it to the heat and
vapor
> lock.  As the sputtering and backfiring started and increased I decided to
> change out the electrical components from the coil to the plugs. (They were
> all pretty well toasted).   I believe to have the gaps all correct and I
> believe the parts to be ok (Beck Arnley).  I think it is a matter of the
> timing and carb adjusting at this point.  Another current symptom is run-on
> (dieseling) after shut down. What usually causes that?
> FYI.  Fresh head about
> 5,000 miles ago.  Engine has approx 20,000 miles on rebuild (done back in
the
> 80's) Does not burn any oil.
> Thanks,
> Roy
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