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ZDDP [message #106610] Wed, 24 November 2010 10:15 Go to next message
ljdavick is currently offline  ljdavick   United States
Messages: 3548
Registered: March 2007
Location: Fremont, CA
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Senior Member
Did anyone else see the report from Blackstone Labs about their ZDDP testing? It seems that Ryan Stark wants to test his hypothesis that ZDDP is not necessary, and furthermore that the lack of it is not harmful to an engine.

I don't have an opinion on this topic, but thought some of you might take issue with his results.

Read here:

< http://www.blackstone-labs.com/Newsletters/Gas-Diesel/November-1-2010.php?utm_source=Nov+2010+Gas%2FDiesel&utm_campaign=490af17038-Nov_2010_Gas_Di esel_Newsletter11_22_2010&utm_medium=email#page=5>


or

<http://goo.gl/YvRx1>

Larry Davick
A Mystery Machine
1976(ish) Palm Beach
Fremont, Ca
Howell EFI + EBL + Electronic Dizzy

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Re: ZDDP [message #106614 is a reply to message #106610] Wed, 24 November 2010 12:23 Go to previous messageGo to next message
fred v is currently offline  fred v   United States
Messages: 999
Registered: April 2006
Location: pensacola, fl.
Karma: 0
Senior Member
ljdavick wrote on Wed, 24 November 2010 10:15

Did anyone else see the report from Blackstone Labs about their ZDDP testing? It seems that Ryan Stark wants to test his hypothesis that ZDDP is not necessary, and furthermore that the lack of it is not harmful to an engine.

I don't have an opinion on this topic, but thought some of you might take issue with his results.

Read here:

< http://www.blackstone-labs.com/Newsletters/Gas-Diesel/November-1-2010.php?utm_source=Nov+2010+Gas%2FDiesel&utm_campaign=490af17038-Nov_2010_Gas_Di esel_Newsletter11_22_2010&utm_medium=email#page=5>
</a>

or

<http://goo.gl/YvRx1>
<a href="http://goo.gl/YvRx1" target="_blank">

yes, i got in an e-mail today. i think he is premature in his conclusion.

Fred V
'77 Royale RB 455
P'cola, Fl

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Re: ZDDP [message #106615 is a reply to message #106614] Wed, 24 November 2010 12:43 Go to previous message
WD0AFQ is currently offline  WD0AFQ   United States
Messages: 7111
Registered: November 2004
Location: Dexter, Mo.
Karma: 207
Senior Member
I got the letter but have not read it yet. I have run extra zddp in our engine since it was rebuilt 4,000 miles back.
Dan

3 In Stainless Exhaust Headers One Ton All Discs/Reaction Arm 355 FD/Quad Bag/Alum Radiator Manny Tran/New eng. Holley EFI/10 Tire Air Monitoring System Solarized Coach/Upgraded Windows Satelite TV/On Demand Hot Water/3Way Refer

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