[T2] Hydraulic lifters

[accessys at smart.net]

FYI

mobil 1 15W50 does have high ZDDP content. is last mass market oil to do 
so

Bob

On Wed, 25 Sep 2013, Jamie wrote:

> Date: Wed, 25 Sep 2013 16:22:20 -0400
> From: Jamie <jrivers at globalserve.net>
> To: Scott Busby <swbusby at gmail.com>, type2 at type2.com
> Subject: Re: [T2] Hydraulic lifters
> 
> well.. all that might be true,,, the wear during cold start.. and allowing 
> the engine to idle to warm up does a lot of damage to the cam.... as the 
> lobes rely on splashing oil to lube them,,  as well as todays oil without 
> zinc... so the hardening process isn't in place to boot!
> if you start the engine, and drive off... it warms up faster. and has splash 
> from the crankshaft..
>
> From: "Scott Busby"
>
>> While there is much opinion on the matter, I prefer solid lifters. I have
>> seen evidence of cam damage caused by hydraulic lifters. I believe this
>> damage is the result of 1) wear during cold-start while the lifters are
>> getting up to pressure. 2) owners with the mistaken belief that hydraulic
>> lifters means they don't ever have to set their valve lash.
>> 
>
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