[6pack] Zinc Additive.

[John North]

TRF sells an additive but I have not tried it.   I use Brad Penn 20/50
which has adequate Zinc...   I am paying around $5.50 a quart...

John North

On Mon, Oct 31, 2011 at 1:47 PM, Glenn Franco <gaf3 at charter.net> wrote:
> Hi All
>
> I have torn down 4 TR6 engines in the past 4 months all with wiped out cams.
> The latest was a performance reground cam with low miles and 2 lobes
> severely worn.
>
> I know this has been a topic/thread in the past but wondered what if any
> Zinc Additives are out there.
>
> For the rebuilds, I used either Brad Penn 30wt break in oil, Valvoline
> Racing oil (20w50) and Rotella ( 15w40 highest in zinc of the diesel oils)
>
> As these engines age their owners are going to start changing their own oil,
> Most have switched back to Castrol 20w50.
> As I understand that formula has changed to the low zinc for emissions.
> I'm running it in my engine as well.
>
> I'm now very concerned and would like to get this under control with an
> additive.
>
> Any Suggestions?
> Thanks in Advance
> Glenn Franco
> Too Many TR's
>
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