[tech]: help! moving timing

[amalventano@sc.rr.com (Allyn)]

i wouldnt drive it until i fixed #2
its already slipping a little, next time it may go far enough to cause some head
damage
Al

----- Original Message -----
From: "Michael Abatzis" <abatzis2@hotmail.com>
To: <scirocco-l@scirocco.org>
Sent: Saturday, November 02, 2002 6:35 PM
Subject: [tech]: help! moving timing


> i've noticed the last couple of weeks that my timing's been a little off. i
> figured my distributor was slipping because one of the bolt holes is
> stripped. last night after some hard driving, car lost all power. still
> drivable, but obviously something wrong. looked at it today, and the cam
> timing was off 2 teeth. took off my valve cover, verified cam timing, set
> cam timing back to tdc (i had the adjustable gear advanced), and went on my
> way. getting on the highway, i revved to redline, and noticed power loss
> again. again, timing off two teeth. i reset, and on the way home (despite
> easy driving), timing went off 3 teeth or so. when turning by hand,
> everything moves as it should. timing belt looks ok, and was properly
> adjusted every time this happened. what the hell is going on here?
> only 2 things i can think of: 1) crank gear is stripped a bit, and timing
> belt is slipping. i haven't taken off the lower belt cover yet to check, but
> this seems unlikely. the timing belt looks good, with no evidence of
> slipping.
> 2) crank gear is moving on the crank. the cam gear can also be moving on the
> cam, but everything was lined up when i removed the valve cover this am
> (after i started having probs).
>
> i'm hoping that the woodruff key didn't snap, but that's what i'm thinking
> happened. could this also happen if the bolt holding gear on pulley came
> loose (i kinda doubt it, but...).
>
> i really need this car, and hope i can fix it tomorrow. if the key snapped,
> what do i need to do? can i remove the crank with the engine in the car? do
> i need to change cranks, or can i somehow replace the key with it on the car
> (again, i doubt it).  i have a spare block, so i can steal parts if need be.
>   can anyone think of anything else that could cause these symptoms? has
> anyone ever heard of these keys snapping? tia,
>
> -Michael Abatzis
> Hotlanta! GA
> 1988 Scirocco 2L 16v RIP-->parting, prelim web site, but not taking orders
> yet: www.learnlink.emory.edu/~mabatzi/mikes_page1.html
> 1987 Scirocco 2L 16v...
>
>
>
>
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