Re: More - Re: [alfa] single-row timing chains

[hagen_jason@xxxxxxxxxxx]

Why not use a double-row belt?!  That might have saved Alfa owners a lot of time and aggravation!
--
Jason Hagen

-------------- Original message -------------- 

> As I promised earlier (see below) I checked on the BMW inline 6 
> configuration and was told that they use single row chains also. 
> 
> A single row chain drives the exhaust cam and a short single row chain 
> drives the intake cam from the exhaust cam. 
> 
> Gwynne Spencer 
> 
> Interesting - I follow BBS with a very large audience re BMW E39 models 
> and I have not heard of a single timing chain failure for the V8 (uses 
> single row chain) nor for the inline 6 engines (do not know if they are 
> single row, but will ask) 
> 
> Gwynne Spencer 
> 
> At 02:11 PM 11/8/2004 -0800, you wrote: 
> >>I believe when Mercedes went to single-row chains on the V8s in the 70s/80s 
> >>they had a lot of trouble, and eventually went back to double-row. I recall 
> >>they even offered a conversion to retrofit single-row chains on older 
> >>engines to double-row. 
> > 
> >I can verify this.. We "adopted" my wife's parent's 81 380SL a while 
> >ago.. and it had had this modification done to it. Strongly reccomended 
> >by their mechanic, and from several other sources I encountered since, it 
> >was a weak point in those engines and quite a few broke. 
> >This usually trashed the engine, and probably totaled many cars, with the 
> >huge cost of a major engine rebuild from a dealer getting pretty close to 
> >value of the car. 
> > 
> >Jon and Marcia 
> >77 Spider ("Angelina" our "27yr old Black Italian Co-Wife") 
> >81 380SL (formerly "Ben" now "Ben Her's" my wife's "23yr old Blond German 
> >Co-Husband") 
> >(Somehow, I REALLY don't feel the same about that second classification!!!) 
> >-- 
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