Re: [ST] Re: TriumphSTDigest Re: st-digest V2004 #293

[Erik Miner <eeminer@xxxxxxxxxxx>]

That maybe it. I know I used 15-50 in my ST and in about 20K miles had no 
motor problems of any kind ( in fact the valves never even needed 
adjusting!  And the only problems I had were the fuel senders, and a leak 
around the fuel fittings on the tank, all warrenty items.



At 05:14 PM 6/2/2004, you wrote:

> > In the Triumph Sprint ST shop manual Triumph expressly recommends against
> > NOT using oils as low as 5wt  they recommend 10-40wt 20-50wt and
> > 15-50wt   they state that using 5-50 or 5-60 etc will cause clutch
>problems.
>Erik,
>I do not believe it is clutch problems that those weights cause.  That type
>of range of viscosity breaks down rapidly and I believe they are just
>unreliable in the opinion of Triumph engineers.
>Rod
>
>
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