<VV> Zero Compression

[Harry Yarnell]

A leakdown test should have been done prior to removing the head, but too
late.
What do you mean by 'looks ok'? Pull the valves from #1 and examine the
mating surfaces.
A broken ring will show SOME compression.

Harry Yarnell
perryman garage and orphanage
perryman, MD
hyarnell1@earthlink.net

----- Original Message ----- 
From: "Sam & Marissa Andolino" <mandolin@rochester.rr.com>
To: "Virtualvairs" <virtualvairs@corvair.org>
Sent: Monday, July 05, 2004 7:55 AM
Subject: <VV> Zero Compression


> On the way to the Concours qualifications, we lost 1,3 5 cylinders on our
66
> Turbo.  Different people were thinking stuck intake valve.  Before taking
> the head off the number 1 cylinder had zero  compression 3 and 5 had about
> 120 lbs each.   The head shows no sign of a problem and the piston has no
> hole in it.  The question is, what could cause this to happen in such a
> short amount time?  The engine has a little over 100,000 miles.  We were
> thinking about having the engine rebuilt by having the heads
checked/rebuilt
> and putting in new pistons and rings.  We would like to cover all the
bases
> before putting the engine back together.  Any ideas would be appreciated.
>
> Thanks in advance
> Sam & Marissa Andolino
> mandolin@rochester.rr.com
> 1963 Red Monza Convertible
> 1966 Blue Corsa Turbo Coupe
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