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Re: [Healeys] Question

To: Bob Spidell <bspidell@comcast.net>
Subject: Re: [Healeys] Question
From: Austin Healey <pajtamuvek@gmail.com>
Date: Sun, 26 Jun 2011 16:47:58 +0200
Do You have pressure or only pulsing air?

Gergo

2011/6/26 Bob Spidell <bspidell@comcast.net>

> That was our first thought, too. But the head was rebuilt by an extremely
> meticulous mechanic (a New Zealander living in Modesto, CA) so although it's
> possible it's not probable.
>
> Trying to figure out if/how installing a rear main seal could cause this.
>
> Bob
>
> --------------------------------
> Bob Spidell - San Jose, CA
>
> ----- Original Message -----
>
>
> Worn valve guides??
>
> Sent from my iPhone
>
> On 26/06/2011, at 12:58 PM, Bob Spidell <bspidell@comcast.net> wrote:
>
> > After bragging about our 100M's compression numbers I have a
> > concern. We seem to be getting a lot of pulsed pressure in the valve
> > cover, as felt at the oil filler hole. There is very little pressure
> > at the end of the road draft tube. Given we have good compression,
> > so, theoretically shouldn't have a lot of blow-by, what could cause
> > pressure in the valve cover? The engine was totally rebuilt, and I
> > believe we cleaned out the road draft tube but don't remember for
> > sure (we were otherwise pretty careful).
> >
> > All hints, ideas, even knowledge welcome.
> >
> > TIA,
> > Bob
> >
> > --------------------------------
> > Bob Spidell - San Jose, CA
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