[TR] Fwd: Re: Regarding Oil (long, Pt. 1)

Jim Bauder jimbpps at cox.net
Sat May 9 08:39:23 MDT 2009


Thanks for the information from the Valvoline Motor Oil people! Very
interesting.

Jim
Jim Bauder
480-309-9525
'68 TR250 CD47L
Scottsdale, AZ
http://www.triumphowners.com/647 

-----Original Message-----
From: triumphs-bounces at autox.team.net [mailto:triumphs-bounces at autox.team.net]
On Behalf Of J.C. Hassall
Sent: Friday, May 08, 2009 5:32 PM
To: Triumphs at autox.team.net
Subject: [TR] Fwd: Re: Regarding Oil (long, Pt. 1)

I sent this last night but it bumped up against the verbosity limiter; this is
part 1:
>Date: Thu, 07 May 2009 21:23:48 -0400
>To: Triumphs at autox.team.net
>From: "J.C. Hassall" <jhassall at blacksburg.net>
>Subject: Re: [TR] Regarding Oil
>
>At 01:57 PM 5/7/2009, jimmuller at rcn.com wrote:
>>David L wrote:
>> > a racing oil that is "not street legal" has a very short sump life 
>> > and is intended to be used and dumped with a high frequency...  The 
>> > reason is; it does a very good job for a very short (by comparison) 
>> > time.  Amounts of ZDDP in excess of 1200 - 1300 ppm are not good 
>> > for your  motor...  As a result of this article I chose Valvoline 
>> > VR-1 20/50 Racing because of its availability and ZDDP levels in 
>> > the 1200 - 1300 ppm range.
>>
>>This raises a few questions, if you please.  Can we assume that 
>>street-legal VR1 does have a long sump life even though the "not 
>>street legal" does not?  That seems to be your implication.
>>
>>Secondly, if the "not street legal" stuff is "not street legal" 
>>because of its ZDDP content, how can the street-legal VR1 stuff still 
>>contain ZDDP too?
>
>I posed this question to Valvoline:
>I have a flat tappet engine I'm about to break-in.  Could you pls tell  
>me, between VR-1 30wt and Valvoline Racing Oil ("not street legal") 
>20W-50, which has the higher Zn and P content?  It appears from the  
>data sheets that VR-1 does, but that seems contrary to what the cam 
>manufacturer says, and to reason, since more Zn would damage catalytic 
>converters faster.




--
J.C. Hassall
Blacksburg VA
'63 TR4 in autox preparation
96% finished, 90% to go
Triumphs at autox.team.net
http://autox.team.net/mailman/listinfo/triumphs

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