Since I am driving a 1991 300e with 236,000 miles without even the head coming off, I would doubt the lower end of the engine needs a rebuild .... but it could be possible. Maybe a previous owner ignored regular oil changes.

Have the tech do a compression check and a cylinder leakdown test.

Haasman

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'03 E320 Wagon-Sold
'95 E320 Wagon-Went to Ex
'93 190E 2.6-Wrecked
'91 300E-Went to Ex
'65 911 Coupe (#302580)