<VV> Adjusting Valves

[Ken Clark]

AMEN to Seth- sort of like motor oil, everyone has their favorites.  Ken

 

> From: Sethracer at aol.com
> Date: Tue, 19 Jun 2012 02:12:45 -0400
> To: 32chevy at 0306.org; virtualvairs at corvair.org
> Subject: Re: <VV> Adjusting Valves
> 
> It is like religion, John - People hold their own beliefs, and are not 
> particularly interested in changing. It also matters what your intended usage 
> is, and whether all the parts are brand new. On my race car, I use 1/4 turn, 
> because I do not want the lifters to pump up much when I float the valves. 
> On a street car, which I want to start up quietly, when I wait a week 
> between running it, a half a turn or a bit more is fine. If you have all new 
> parts, and the internal plunger won't find any internal resistance to full 
> travel - a full turn might be fine. Most used lifters will have deposits 
> inside that may keep the plunger from moving down all the way. My suggestion? 
> Start at one-half a turn. If you have a noisy lifter - or two - on cold 
> startup? Try cranking those down to 3/4 turn. I have never used a full turn. - 
> Seth Emerson
> 
> 
> In a message dated 6/18/2012 10:56:07 P.M. Pacific Daylight Time, 
> 32chevy at 0306.org writes:
> 
> Some of the books say to turn the rocker nut 1/2 turn after reaching 
> zero lash but the
> Shop Manual says turn the rocker nut one full turn after zero lash. 
> Which is correct ?
> 
> John Howell
> 
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