Even small amounts of oil leaking from the flywheel seal is sufficient
to cause clutch shuddering  if it gets on the flywheel /clutch disc
interface. My seal leak was minimal, no dripping, just a wet place on
the  housing, but it  very effectively killed the clutch.

John Rodgers
88 GL Driver

Michael Rule wrote:

>Hi All,
>
>Thanks again for all the diagnosis suggestions, and clutch slave cyl. explanations!
>
>Another question occurred to me while considering the suggestions offered:  If, as suggested by a few, the clutch is "shuddering" due to a blown "clutch seal" (which seems to be analogous to a Detroit Steel rear-main seal) leaking oil onto the clutch plate, is it a fair presumption that the engine would have to be leaking heavily to slop onto the clutch and cause trouble?
>
> I have (apparently) have no (visible) engine oil leak, altho it appears the tranny is seeping from somewhere (visible moist buildup of fluid on tranny and engine... oil? tranny fluid? dunno! on the outside of the case)...  will sniff-test to try to identify this weekend.
>
>On a standard "front of engine is front of car" setup, it's easy to imagine oil leaks blowing back onto a clutch/ tranny, esp. from a blown rear-main... on these rear-engine critters, it's tough for me to imagine... but then, I've no experience with these engines, that's why I'm on The List!
>
>Cheers,
>Mike
>
>
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