i know a reliable mercedes tech who did my dads 420 valve seals for only $250. at first i was dissapointed,,,, a week later it didn't use oil and never smoked again. i'm glad i found this guy.
good luck,
adam


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87 300E
BLACK GOLD WITH CREAM INTERIOR, SPOILER, AIRDAM
CLEAR MARKERS

87 420SEL
BRONZE WITH CREAM INTERIOR