David Stephenson wrote:
> Mark J Bradakis wrote:
> > [BOUNCE triumphs@Autox.Team.Net: Non-member submission from [Tom
> Howard <email@example.com>]]
> > Date: Fri, 17 Oct 1997 09:43:38
> > From: Tom Howard <firstname.lastname@example.org>
> > Subject: Re: Rocker oil feed kit (From Victoria British)
> > At 08:21 AM 12/27/70 -0700, you wrote:
> > >Has anyone ever used one of these kits? Are they worthwhile? Do
> > >actually feed enough oil to make any sort of difference? And where
> > >it bolt from/to?
> > Yes you get a lot more oil up top. So much so that many complain
> > new oil loss down the valve guides. More smoke and such.
> > There is a little loss of total oil pressure as you are taping into
> the oil
> > way at the top-rear of the block (there is a small plug there).
> > If your rockers are in good shape, if your valve guides (seals if
> you have
> > 'em) are in good shape, then an external oil pipe to the top will
> help keep
> > everything that way.
> > If it is all worn out now, then it will still be that way after you
> > the oil kit.
> > Thomas Howard
> I had one of these units installed in conjuction with a rebuild of my
> TR-6 engine. The oil pressure dropped by about 20 lbs. at 2500 RPM and
> fell to about 5 lbs at idle. would I be correct in attributing the
> fall-off from 50lbs and 25 lbs respectfully to the installation of
> it or could it be something else? Any comments/ideas appreciated.
> Thanks, Dave Stephenson
It sounds more like a bad oil pump to lose that much pressure.
But, this is JMO.
1964 Spitfire4 (the Black Widow)