How do you explain the lack of an oil catch tank to a tech inspector?
On Wed, Feb 1, 2012 at 9:03 AM, <n197tr4@cs.com> wrote:
> Good Morning Henry,
>
> Seems like you draw attention to an important issue about a 'closed system'
> relative to the use of the vacuum system.
> (yes we run a closed system)
>
> What do mean by a shoddy build? Sealing all the gasket points and
> neoprene/viton seals properly?
>
> i suspect the felt rope seal is one of the worst offenders. without the
felt
> seal in place you can place a flashlight behind the bearing block and see
lots
> of light. Murphy bangs away with a special tool until the FELT actually
> extrudes from the block....and doesnt seem to have a problem.
>
>
>
>
>
> Joe Alexander
> A. R. E.
> 645 1st Street
> Jesup, Iowa 50648
> 319.464.4711 (cell)
> n197tr4@cs.com
>
>
>
>
>
> -----Original Message-----
> From: yellow04 <yellow04@tr4racer.com>
> To: fot <fot@autox.team.net>
> Sent: Wed, Feb 1, 2012 4:15 am
> Subject: Re: [Fot] VACUUM SYSTEM
>
>
> All this chatter about vacuum systems got me thinking. Obviously, the
system
> relies on having a closed crankcase. My crankcase vents to my catch tank. I
> have two lines to the catch tank, one from the fuel pump blank on the
block,
> the other to the rocker cover. Most setups I see are quite similar. Are you
> guys running the vacuum systems running a similar catch tank setup, but
> without the vent?
>
> Another thought, while I have witnessed race cars with vacuum systems that
> were remarkedly free of oil drips, I have also seen cars with vacuum
systems
> that leak just as bad or worse than typical. I believe a vacuum system will
> make a good, tight engine surprisingly dry, but can't overcome any
> significant issues with a shoddy build. If the system can't pull a vacuum
> because of leaks, it's not going to do much.
>
> Henry
> yellow04@tr4racer.com
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