Miata Mailing List: August 1997, Message #77
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From: 	jamsc@wizard.net

Subject: Re: Valve train noise - Part Deux

Date: 	Fri, 1 Aug 1997 17:09:23 +0000



At 15:21 08.01.97 +0000, Stuart Jessop wrote:

>

>     I've started thinking maybe a deflated lifter.  Anybody have any 

>     relevant experience?  That seems like a significantly easier 

>     replacement job than valve springs.  Can they be "re-inflated"?  I'm 

>     going to change the oil this weekend with Mobil1 and cross my fingers.

>     

>     Thanks

>     

>     

>     stu...

>     

> The techs at my dealership recommend the following to free a sticking

lifter.  Just prior to changing add about 1/2 quart of auto transmission

fluid to the oil and hold at 3K rpms for 10-15 minutes then drain and fill

with Mobil 1.  There is some evidence that using a Fram vs a Mazda filter

will also help eliminate the noise at startup, I suspect this has to do with

the Fram having a check (anti-drain)  valve which is missing on the factory

filter.   

>

Good luck,



Joe Pasch     

>