<VV> Priming Lifters

[Rick Norris]

I have never primed a lifter in all the engines I've built. However, I do 
prime the oiling system with an electric drill for at least 15 minutes. No 
problems.

Rick Norris
#36 Sunoco Corvair
www.corvairalley.com

>
>
> In a message dated 1/3/2011 10:46:29 A.M. US Mountain Standard Time,
> 32chevy at 0306.org writes:
>
> Clark`s  says lifter companies now stress not to prime new lifters. I have
> always  primed new lifters with good results. What is the thinking out 
> there
> on   " To Prime or Not to Prime " ?
>
>
> John, of course you always want to prime lifters. If lifters are not
> already full of oil, then when the engine is started, the flow to the 
> rocker box
> is delayed until the lifters get primed by the oil pump when the engine is
> started. That can cause wear and resultant problems with the valves and
> rockers.  The shop manuals are certainly correct about this. In addition, 
> there
> is no way  of knowing just how much oil/fluid is in any new and unprimed
> lifter. They could  be completely dry from sitting around for several 
> years.
> Who wants that?
>
> And finally priming the oil system by running the oil pump with your
> electric drill before starting the engine will not fill the lifters since 
> they
> require actual motion for this due to the way the metering valve operates.
>
> Regards,
> Bob Helt
>
>
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