Re: [ST] Mobil 1 15-50

[Colt45 <colt4530@xxxxxxxxxxx>]

Racing 4T is a commonly available oil in Europe and is 15W-50.  I 
believe if you check M1 MX4T is 10W-40. 

How did you find that M1 15W-50 is JASO MB?

Heyer, Matthew A. wrote:

>JASO did not come up, but that is my fault - I didn't ask because of my
>research and finding that answer out.  Also, as I think someone else just
>remarked, the new bottles of Triumph branded Mobil 1 4T say 15w-50 on them. 
>
>----- Original Message -----
>From: "Heyer, Matthew A." <mheyer@xxxxxxxxx>
>To: <ST@xxxxxxxxxxxxxx>
>Sent: August 9, 2004 10:46 AM
>Subject: RE: [ST] Mobil 1 15-50
>
>
>  
>
>>Alright - just called Mobil for the hell of it.  Now to add something 
>>to this discussion, they said that the red-cap 15w-50 Mobil 1 
>>synthetic is for cars, and the 4T 15w-50 Mobil 1 is for motorcycles
>>    
>>
>
>So they confirmed that M1 red-cap is MB-compliant and  4T is MA-compliant,
>or did JASO not come up?
>
>Also, are we SURE that Triumph-branded M1 4T is actually 15W-50?
>
>  
>
>>But, they informed me that
>>the 4T has a higher anti-wear additive because the motorcycle engine 
>>operates at higher rpm.  They said, not a big difference, but there is 
>>a difference.
>>    
>>
>
>maybe it depends on how hard you rev the engine too ...... doh! :-)
>
>and maybe they focus on the 'anti-wear' issue because it invokes FUD,
>whereas I think we seem to have a fair bit of evidence that suggests that
>clutch slippage is not much of an issue, if any.
>
>  
>
>>Now, my guess would be that it is not something that any of us would 
>>notice if we change our oil around 4k miles.
>>    
>>
>
>Probably true, and more to the point.  I have a hunch that more frequent
>changes has a more beneficial effect than that gained by what appears to be
>only slight differences in the propotion of certain additives.
>
>I, for one, would still like to hear from anyone that thinks they have
>experienced any oil issues as a result of using the WallyWorld flavour of
>Mobil 1 (red-cap).
>
>Neil
>
>
>
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- -- 
John Albright
'02 RS
'00 748
Chattanooga
C-RATs


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