My 350SD rolls about 80 miles a day in heavy commuter traffic and is dripping about 1/2 a quart every 3K between changes but no burning. Its running strong at 220K and I'm amazed...

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2001 E320
1991 350SD 265,000 - SOLD
2000 VW Beetle 1.8Turbo - restored
1997 E320 - SOLD
1988 190E - SOLD
1969 Mustang - SOLD