[Fot] Too much clearance on distributor drive gear

[John Styduhar]

I'm pretty sure you have to remove the bushing from the bottom, but there
may be a chance to remove from the topside with an inside bearing
puller/slide hammer.  Do not drop the little woodruff key into the engine.


On Tue, Mar 19, 2019 at 9:40 AM Robert Lang via Fot <fot at autox.team.net>
wrote:

> Hi - if the bushing is worn, it needs to be replaced. I would not run the
> gear with a thin shim under it, the shim will not last. I just looked at
> Moss and they have that distributor bushing listed for $75 plus or minus.
>
> If you have slop with that distributor drive, you will never get the
> ignition timing to be rock solid.
>
> Regards,
> Bob Lang
>
> On Tuesday, March 19, 2019, 12:36:30 AM EDT, timmmurphh--- via Fot <
> fot at autox.team.net> wrote:
>
>
> On page 1.130 and 1.131 of the Workshop Manual it describes the procedure
> for obtaining the correct clearance or float for the distributor gear
> driven by the camshaft.  It gives two scenarios: one where there is
> interference of the gear and the bushing; and a second where there is not
> enough clearance or float.  What it doesn’t consider is if there is too
> much clearance between the gear and the bushing.  That is the case on my
> TR4 engine.  I had 0.016 clearance and added a 0.010 shim under the gear to
> get the desired 0.006 clearance.  Has anybody else had this experience?
> And what did you do about it.
>
>
>
> Tim Murphy
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