[Shotimes] Rookie Timing Belt Question

[bjshov8]

I thought there was a small dimple on the end of one of the teeth of the
lower timing gear, like you started to drill a hole into it with a 1/8"
diameter drill bit.



> Leigh,
>
> Thanks for the quick response.
>
> Just took another look at it and I can not see what
> your talking about on the lower end.  I now see the
> mark on the oil pump and the belt, but I still do not
> see anything on the crank or timing belt crank pulley.
>  Is it the same as the woodruff key?
>
> Again, thanks for the help.
>
> Dave
>
> --- Leigh Smith <leighsm@comcast.net> wrote:
>
> > See below:
> > <Leigh>
> > ----- Original Message -----
> > From: "Dave Ulring" <dulring@yahoo.com>
> > To: <shotimes@autox.team.net>
> > Sent: Tuesday, February 22, 2005 4:09 PM
> > Subject: [Shotimes] Rookie Timing Belt Question
> >
> >
> > > Ok, got a few hours to spend on putting the SHO
> > back
> > > together and ran into a problem.  When lining up
> > the
> > > timing belt with the cams, the lines on the belt
> > match
> > > the notches on the pulleys, how do I know where to
> > > line up the line with the crank?
> >
> > There is one dimple in each cam gear, two lines  on
> > the belt, and two raised
> > marks on the timing cover at 12 noon. All of these
> > must line up at once. On
> > the lower end, same deal, there is a line on the
> > belt, a dimple on the crank
> > gear, and a raised boss on the oil pump at about
> > 4:30-5:00 position. Line up
> > all three at once, actually all nine marks at once.
> > The KOA letters on the
> > belt must face a specific direction for this all to
> > work. IIRC you read the
> > letters as if you were standing on the driver's
> > side, and looking over the
> > engine. Seems backwards, but that is correct.
> >
> > > I guess I could
> > > reinstall the PS and Alt belt pulley to line it
> > up,
> > > but I figured you guys have a method without
> > having to
> > > reinstall the lower timing belt cover and pulley.
> > The
> > > second problem I have is with the timing belt
> > > tensioner.  I loosened the nut and used a 5 mm hex
> > to
> > > relieve the tension to remove the belt but then
> > forgot
> > > to tighten the nut back down.  Therefore the
> > tentioner
> > > is no longer under tension.  I did not see it spin
> > > down, but is it safe to say that if I rotate it
> > clock
> > > wise until tension is built back up and tighten
> > the
> > > bolt I will be ok, or is the tentioner hosed?
> >
> > OK, just rotate it clockwise. You'll be OK. I just
> > built my motor and had
> > the tensioner all apart.  IIRC it only had about a
> > half-spin of pre-load,
> > and wouldn't spin all the way round anyway, cause it
> > bumped into something.
> > Twist it farther than required so you can have some
> > slack in the belt to get
> > it on. Then release the nut so the tensioner can do
> > its job. Rotate the
> > engine a couple times, and don't forget to tighten
> > it back up, where it is.
> >
> >
> > > Thanks, you guys are saving me hundreds of
> > dollars.
> > >
> > > Dave
> > >
> > > 93MTX
> > >
> > >
> > >
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>
>
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