{FORGED?} Re: Finding TDC with a dowel

[AMC74Hornet@xxxxxxxxx]

On November 30, 2004 Brian Hagen wrote:

> I think you misread my post.
> 
> If i have the engine set at TDC according to the timing mark, and the rotor
> is set at #1 cylinder.. it wont run. Only by turning the distributor so far
> counterclockwise that its actually PAST #4 does the engine run.  That tells
> me the TDC according to the timing mark is wrong.
> 
> Get it?
> 
> 
> ----- Original Message -----
> From: "Matt Haas" <mhaas@xxxxxxx>
> To: <mail@xxxxxxxxxxxx>
> Sent: Monday, November 29, 2004 10:39 PM
> Subject: Re: Finding TDC with a dowel
> 
> 
> > Brian,
> >
> > The fact that the engine is at TDC on #1 as indicated by the timing marks
> > and your rotor points to #4 doesn't suggest that anything's wrong other
> > than you don't have the distributor lined up correctly. Get the engine
> > back on #1 TDC (use the finger method if you have to, using a dowel
> > doesn't tell you if you're on the compression stroke or not and you have
> > to be on the compression stroke) and then all you need to do is pull the
> > distributor out enough so the rotor quits turning and then turn the rotor
> > so it points to #1 when the distributor's put back down in the block. I
> > would start by turning it a little less than 90 degrees clockwise from
> > where it ends up when the rotor quits moving (there's 60 degrees between
> > plug towers so 90 degrees ends up being a tower and a half which should
> > put you in the ball park).
> >
> > Once you get the engine running again and have the timing set, you can
> > worry about other problems. I would concentrate on checking for vacuum
> > leaks and adjusting/rebuilding the carburetor before worrying about engine
> > internals.
> >
> > Matt
> >
> > At 07:48 PM 11/29/2004 -0500, you wrote:
> >>Thats what im thinking actually...since at TDC (using the 'finger test',
> >>and then manually turning the block til the timing mark is at TDC) on
> >>cylinder #1 on the correct stroke of the engine.. i can only get it to run
> >>if the distributor is turned completely so the vacuum pod is touching the
> >>block (and would like to be turned even further!).  At that point, if i
> >>was to reset the car to TDC (by turning the block by hand, lining it up
> >>with the timing mark) and remove the distributor cap (without rotating
> >>it)....It would show that im currently firing on Cylinder 4.  That tells
> >>me....the TDC mark on my timing mark (or crank) is off.  Either that or my
> >>finger is lying to me.  My best bet would do the
> >>straw/pencil/hanger/linguini test to further test that im really at TDC
> >>and not being lied to by the timing mark. Cars are women, they lie.
> >>(appoligies to the women of the group, i kid i kid)
> > <snip>
> >
> > mhaas@xxxxxxx
> > Cincinnati, OH
> > http://www.mattsoldcars.com
> > 1966 Rambler Rebel
> > 1968 Rambler American sedan
> > ===============================================================
> > According to a February survey of Internet holdouts released by
> > UCLA's Center for Communication Policy, people cite
> > not having a computer as the No. 1 reason they won't go online.
> >
> >
> >
> >
> 
> 
> 
> 
> .
Timeing marks don't lie unless the engine has a sloppy timeing chain and has jumped time. Bump it back clockwise a tooth or two and see if that will make the engine run. I can only sense your frustration and hope you find the problem.
"Doc"  





 

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