Alan- do you have solid or hydrulic lifters? Also the guy doing the head work
should have taken care to make the valve stems the same length. Maybe someone
knows for sure if the hyd. lifter will allow for the legth. You have some
adjustmet on the roller rockers as well. Good luck, TtT
--- On Thu, 9/4/08, Alan Zeni <tiger@missiongranite.com> wrote:
> From: Alan Zeni <tiger@missiongranite.com>
> Subject: [Tigers] Valve train geometry help
> To: "tiger" <tigers@autox.team.net>
> Date: Thursday, September 4, 2008, 5:49 PM
> I was wondering if anyone else has run into this issue - I
> had my heads
> rebuilt and had larger intakes put in. Late model valves
> were used. These
> valves have a longer tip above the retainer. Now, taking
> both measurements
> from a catalog and micing the two style valves, there seems
> to be about a .154
> difference in length. With the 1.6 ratio roller rockers
> that I am using, it
> seems to me that if I take the tip difference and divide by
> the ratio
> (.09625), I could install pushrods that are .1 shorter and
> eliminate all of
> the issues with grinding down the tips. Do my calc's
> sound kosher?
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