<VV> white pushrod tubes

[Roger Gault]

On my rolling "lab" ('65 140 convert), removing the lower shrouds dropped
head temps about 25 degrees at 70 mph.  Instrumentation: VDO gauges on both
heads.

Roger Gault

----- Original Message ----- 
From: "tom zimmermann" <s10birdman1966@yahoo.com>
To: "Ron" <ronh@owt.com>
Cc: <virtualvairs@corvair.org>
Sent: Saturday, February 05, 2005 9:26 AM
Subject: Re: re:<VV> white pushrod tubes


> ..So if someone said ' my 65 110/4 ran between 280 and 310 for a
week,around town; after swapping 1/2 painted exhaust tubes,it's now running
260-290',,that wouldn't be valid? I've not seen lab results on lower shroud
removal lowering engine temp,but everyone agrees it does..the proof's in the
pudding..Tom
>
> Ron <ronh@owt.com> wrote:To be worth anything, it has to be done in a lab
with controlled conditions
> and calibrated instruments. Anything else is mostly speculation.
> RonH