When I got the 81 SD the engine oscillated side to side.
I read a bunch of threads on the shocks for starting and stopping only.

Whunter pointed me in the right direction.
I replaced (repaired) my top shock mounts and the engine responded.
Its been smooth as glass ever since.

Here's the post
300SD Engine oscillation

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Experience : what you receive 3 seconds after you really needed it !!



86 300SDL 387,000? Motor committed suicide
81 300SD 214,000 "new" 132,000 motor
83 300SD 212,000 parts car
83 300SD 147,000

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