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Old 04-12-2006, 11:10 PM
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Robert W. Roe Robert W. Roe is offline
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Join Date: May 1999
Location: Lehigh Valley PA
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Quote:
Originally Posted by GaryF
... They used some clever deposit technique to eliminate cylinder wall liners on their motorbike engines years ago and some bright spark decided it would be a good idea for their car engines. Unfortunately because of the lower operating temperatures sulphur in the fuel eroded the cylinder walls until loss of compression causes the engine to fail. Depends on how high the sulphur content is in your fuel as to when it fails. To be fair BMW extended the engine warranty on these cars ...
Somebody at Chevrolet did the same thing with their once-bulletproof small block V8's when they went to an alloy block with silicon crystal linings or something like that... they'd be burning oil within the first few years, or even months...
Suddenly an engine that has been a strong point of the Chevy division, loved by generations of Americans, gets messed up by some "bright spark" who convinces management to switch over to aluminum block V8's to compete with Ford, Dodge and the rest, maybe just a bit too early, before engineers can run enough durability tests to make sure that this new engine will last.
Makes me wish Mercedes was still making 300D's, 300TD's, and 300SDL's

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Bob Roe
Lehigh Valley PA USA
1973 Olds 88, 1972 MB 280SE, 1978 Datsun 280Z, 1971 Ford T-Bird, 1972 Olds 88, 1983 Nissan Sentra, 1985 Sentra, 1973 230.6, 1990 Acura Integra, 1991 Volvo 940GLE wagon, 1983 300SD, 1984 300SD, 1995 Subaru Legacy L wagon, 2002 Mountaineer, 1991 300TE wagon, 2008 Murano, 2007 R320CDI 4Matic 52K, some Hyundai, 2008 BMW 535xi wagon, all gone... currently
2007 Honda Odyssey Touring, 2014 E350 4matic

Last edited by Robert W. Roe; 04-12-2006 at 11:35 PM.
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