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Re: [tech]timing issue?



thanks for the help.  i didn't remove the cam.  what i meant was when i was 
tring to spin the cam to make the lobes point up(valves closed) the belt 
slipped a few notches.  i'm going to try what you told me to do and 
hopefully that'll work.  thanks

Dave Margretta
`87 scirocco 8v




>
>WHY were you removing the cam?  Were you adjusting or replacing hydraulic
>lifters?  You don't have to remove the cam to adjust solid lifter valves
>unless you don't have the right tools, then, you shouldn't do it unless you
>have the right tools!!  Anyway, pop the green plug from the tranny and 
>align
>the "V" notch up to the little tooth pointing down from the trans.  Pop off
>the distributor cap and make sure the rotor is pointing toward #1 cylinder
>wire or the notch in the edge of the distributor.  Next, make sure the two
>lobes on the #1 cylinder of the cam are on top making a semi flat apearance
>and/or align the dot on the back of the cam gear to the edge front edge of
>the cylinder head.  Once you do this, install the belt on the crank, then
>the intermediate shaft, then as you pull up slightly on the front of the
>belt (part facing the radiator, not the tensioner side) slip it over the 
>cam
>gear.  Tighten just enough so that you can easily twist the belt 90 deg.
>Rotate the motor over by hand at least one rotation (I do two) then recheck
>the marks.  If it is off a little, this is pretty normal, but if it is off 
>a
>tooth or more, then redo until it is right.  There is a process that
>everyone goes through to get this to work right the first time and you will
>go through yours.  I have gotten to the point where I can do a timing belt
>in about 15 minutes but only after years of doing them.  Make sure the belt
>isn't too loose or tight when finished.  A little tight is OK since it will
>stretch some but not like a V belt and not sloppy.  Reinstall cap, plug, 
>and
>everything else you have taken apart and it should be fine.  HTH!!
>
>Dave
>
> > hey everyone,
> >   over the three day weekend i figured i could get a couple things done 
>to
> > the rocco that i haven't had the time to do earlier.  well, i decided to
> > adjust the solid lifter valves while changing the oil...easy enough 
>right.
> > while tring to move the cam to open the valves the belt slipped a few
> > teeth...shit!  now i can't get the engine to start.  it'll crank just
>fine,
> > but i don't even get a rough idle w/ some backfiring.  i've checked the
> > sparkplugs for a spark and they're just fine...a white and blue arc.  
>the
> > fuel is making it to the injectors also.  is it possible to screw the
>timing
> > up bad enough to not allow the engine to start at all? every time i've 
>run
> > into a timing prob on my cars in the past, they'd at least start but 
>would
> > run like hell.  anyone ever have this prob before?
> >
> > Dave Margretta
> > `87 scirocco 8v
> >
> >
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