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F-2 Speedy 04-10-2017 02:54 PM

I found some Comp Cams 10/30 ZDDP ??

SB 04-10-2017 02:56 PM

Valvoline VR racing and other oils have plenty too. :)

benjen 04-10-2017 04:17 PM


Originally Posted by 14 apache (Post 4545176)
I don't think RPM designed for is anything different than a big diesel the bearing surface speed is probably about the same considering the size of the journals in a diesel..

I respectfully disagree. A well known drag race engine builder who I would rather not name as he has no "gun in this fight" told me he had been using Rotella on the dyno for a long time. Pretty much for the same reason every one on here list it. It's cheap and he would be dumping it any way after a few quick pulls. Anyway, he pulled the covers off to adjust the valves after an extended duration run and found the oil was nothing but foam. He duplicated the events again. Same thing. Changed to another traditional oil (automotive, not diesel!)...........no foam. Good enough reason for me.

class6 04-10-2017 07:20 PM

And I have lost a lot of parts and motors on that purple piss

SB 04-10-2017 07:22 PM


Originally Posted by F-2 Speedy (Post 4545184)
I found some Comp Cams 10/30 ZDDP ??

Those don't create reversion ? :lolhit:

distantthunder 04-10-2017 07:29 PM


Originally Posted by snapmorgan (Post 4545137)
I have always used Rotella 15-40. Works great and is cheap

I had good experience using the 15w40 Rotella on my build. Just my .02 cents for the thread.

Lubrication oil is so complex even outside of just RPM or engine type so this could be a lengthy thread of opinions.

snapmorgan 04-10-2017 08:32 PM

Anyone have Borgie's #

mike tkach 04-10-2017 08:41 PM


Originally Posted by class6 (Post 4545256)
And I have lost a lot of parts and motors on that purple piss

royal purp,great marketing,garbage oil!

mike tkach 04-10-2017 08:42 PM


Originally Posted by snapmorgan (Post 4545280)
Anyone have Borgie's #

yes,it,s 1 800 gone.

mike tkach 04-10-2017 08:46 PM


Originally Posted by benjen (Post 4545158)
I knew Rotella would come up eventually! I have no desire to get into yet another oil debate. However, Rotella is a diesel oil. It is designed for much lower RPM's than what you will be turning. Also, over the last year or two Rotella has also reduced the parts per million of zinc in their oil (in accordance with gov. standards). The comment is always Rotella is cheaper. Seriously! You just spent how many thousands on a new or rebuilt engine and your looking to save a twenty dollar bill the first time it's fired up! I really don't get it.

why do we need tons of zddp with hyd roller cams?answer is,WE DON,T.


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