[AT] Super MTA oil pressure

D. Day ddss at scppd.net
Thu Mar 18 06:18:44 PST 2004


Will that be a major job to get to and fix?

-----Original Message-----
From: at-bounces at lists.antique-tractor.com
[mailto:at-bounces at lists.antique-tractor.com]On Behalf Of charlie hill
Sent: Thursday, March 18, 2004 7:55 AM
To: Antique tractor email discussion group
Subject: Re: [AT] Super MTA oil pressure


Sounds like that cam bushing has turned  Dick.

Charlie
----- Original Message -----
From: "D. Day" <ddss at scppd.net>
To: "Antique tractor email discussion group" <at at lists.antique-tractor.com>
Sent: Thursday, March 18, 2004 8:06 AM
Subject: RE: [AT] Super MTA oil pressure


> The oil passage that comes up through the block and head is stone dry. The
> cam wasn't touched.
>
> Dick
>
> -----Original Message-----
> From: at-bounces at lists.antique-tractor.com
> [mailto:at-bounces at lists.antique-tractor.com]On Behalf Of Richard Fink
> Sr
> Sent: Thursday, March 18, 2004 5:50 AM
> To: Antique tractor email discussion group
> Subject: RE: [AT] Super MTA oil pressure
>
>
>
> Just a brain fart but was the cam bearings replaced.????? If so the oil
> delivery slot {hole] may have been turned wrong. Oil only getting to cam
no
> further.
> R Fink
> PA
>
>
>
>
> At 08:23 PM 03/17/2004 -0600, you wrote:
> >On the M, a portion of the oil delivered to the center camshaft bearing
is
> >metered through a slot in the camshaft journal and is carried through a
> >passage up to the rocker assembly. I believe the problem lies somewhere
in
> >that passage, although it does not appear to be plugged.
> >
> >I'll do as you suggest and see what happens.  Any idea why I'd be having
> >such high pressure?  It's a new gauge and it reads about the same as the
> old
> >one, so I would guess 70lbs accurate.
> >
> >Dick
> >
> >-----Original Message-----
> >From: at-bounces at lists.antique-tractor.com
> >[mailto:at-bounces at lists.antique-tractor.com]On Behalf Of Robert L.
> >Holtzer
> >Sent: Wednesday, March 17, 2004 7:56 PM
> >To: Antique tractor email discussion group
> >Subject: RE: [AT] Super MTA oil pressure
> >
> >
> >A good idea to do so.  Nothing seems to go back exactly as it comes off.
> >
> >Given the oil pressure (assuming your gauge is OK) it is difficult to
> >believe priming is necessary.  I'd be more concerned about obstructed oil
> >passages or perhaps gasket (frankly I can't recall about the rocker arm
> >stand gasket).  If you pull the rocker arms, I'd suggest cranking the
> >engine a bit (preferably with sparkplugs out) -- oil flow should be
evident
> >within a few cranks.
> >
> >Bob Holtzer
> >
> >At 09:00 AM 3/17/2004 -0600, you wrote:
> > >If I remove the rocker arm assembly to begin checking the oil passage,
> will
> > >it have to be re-adjusted when it's put back on?
> > >
> > >Thanks for the help,
> > >
> > >Dick
> > >
> > >-----Original Message-----
> > >From: at-bounces at lists.antique-tractor.com
> > >[mailto:at-bounces at lists.antique-tractor.com]On Behalf Of charlie hill
> > >Sent: Wednesday, March 17, 2004 7:49 AM
> > >To: Antique tractor email discussion group
> > >Subject: Re: [AT] Super MTA oil pressure
> > >
> > >
> > >Dick,  I can't tell you about the M engine but on my Allis engines you
> wish
> > >you were not standing near them.  They sling oil everywhere.  No
gussher
> >but
> > >more like a wet dog shaking.  Sounds like you have an oil passage
cloged
> on
> > >the way to the valve train.
> > >
> > >Charlie
> > >----- Original Message -----
> > >From: "D. Day" <ddss at scppd.net>
> > >To: "ATIS-New" <at at lists.antique-tractor.com>
> > >Sent: Tuesday, March 16, 2004 9:32 PM
> > >Subject: [AT] Super MTA oil pressure
> > >
> > >
> > > > We just put the rebuilt head on the M and fired it up without the
> valve
> > > > cover in place so we could make sure oil is circulating through the
> >rocker
> > > > assembly.  How much oil should we see?  The engine oil was totally
> >drained
> > > > about a week ago. Tonight we filled it up and put a new filter on
> prior
> >to
> > > > starting it.  We ran it a few minutes and didn't see a significant
> >amount
> > >of
> > > > oil.
> > > >
> > > > Should we see a gusher or a trickle?  Since the engine sat dry for
so
> > >long,
> > > > will it take a while before oil reaches the head?  Oil pressure hit
> >about
> > >70
> > > > the second it was started and held there until we shut it off.
> > > >
> > > > Any advice would be greatly appreciated!
> > > >
> > > > Dick
> > > >
> > > > Dick Day Software Services
> > > > 83712 552nd Avenue
> > > > Norfolk, NE 68701
> > > > 402/379-1606
> > > >
> > > > _______________________________________________
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