Sometimes the answer is right in front of you and you miss it.
I have a '54 Chev 3100 sitting in the yard, that is supposed to be complete.
My answers are underneath it, and all I really need to do is clear the brush
so I can crawl under there and look...
----- Original Message -----
From: "Gary Perry" <glperry@fwi.com>
To: "Steve Hanberg" <Steve@OldSub.com>
Cc: <oletrucks@autox.team.net>
Sent: Saturday, November 30, 2002 6:41 PM
Subject: Re: [oletrucks] Brake return spring
> Was just same as you have. Didn't catch GMC part at first. Would think
it's
> similar anyway. I have a 50 and 52 Big truck book (shop) but they are
> usually diff than the 2-ton or smaller ones. On my 50 COE GMC, the M/C
was
> accessed under the seat and set quite a ways back from Chevs I've had. It
> had same M/C, just set way back and had extra long push rod to it.
Shouldn't
> make a difference on how it works. Now, the leverage you get from linkage
> hook-up positions may change something, maybe different "ratio" or so from
> old to new MC? Bore of MC makes a diff on systems too. Is it similar bore
as
> orig? Shouldn't make diff on return tho, I wouldn't think.
>
> G. L. Perry
> Huntington, IN 46750
> glperry@fwi.com
> Big AD trucks, COE
> MM tractors and 1 Oliver!
>
> ----- Original Message -----
> From: "Steve Hanberg" <Steve@OldSub.com>
> To: "Gary Perry" <glperry@fwi.com>
> Cc: <oletrucks@autox.team.net>
> Sent: Saturday, November 30, 2002 8:29 PM
> Subject: Re: [oletrucks] Brake return spring
>
>
> > I have the "Assembly Manual" for a '54 Chev, and this is a '55 GMC, but
> I've
> > never found one for the GMC, so mostly I relay on the '54 book.
> >
> > Does your book cover '55 1st GMC specifically?
> >
> > I have cleaned and greased the pivot, and that didn't seem to make any
> > difference. The new master is closer to the center of the truck, and I
do
> > think its changed things a bit. I had not thought about the body mount,
> and
> > the possibility that it has sagged. I'll look at that tomorrow.
> >
> > Thanks!
> >
> > ----- Original Message -----
> > From: "Gary Perry" <glperry@fwi.com>
> > To: "Steve Hanberg" <Steve@OldSub.com>; <>
> > Sent: Saturday, November 30, 2002 2:25 PM
> > Subject: Re: [oletrucks] Brake return spring
> >
> >
> > > Do you have an "Assembly Manual" for yours? They show pix of linkage
and
> > > etc. Most of those springs aren't very strong, usually have long
leads,
> > and
> > > even little wire links to add to length. They may hook on a frame
> bracket
> > > that has upper and lower holes in it, or may just hook into frame
holes
> on
> > > top. Try yours in holes farther toward front to give more tension. I
> could
> > > look in my manual and send a scan of pix if you would like. Be warned,
> > most
> > > aftermarket ones at vendors will have one end long and straight, you
> have
> > to
> > > bend hook, and it is Hard to bend! Most in hardware stores won't have
> > long
> > > ends and will have spring in way of connecting to anything in my
> opinion.
> > > Have you checked the condition of the pivot bushings on pedal shafts?
> > Maybe
> > > with new pressures from M/C they are moving to new spots on bushings
and
> > > binding? Maybe just a good geasing there may help. There is a zerk
> between
> > > the pedal pivots under gunk maybe. Also, if your body mount has gone
> bad,
> > > and cab settled, it will rub on pedal shafts and cause binding and
> > > squeaking/scraping noises.
> > >
> > > G. L. Perry
> > > Huntington, IN 46750
> > > glperry@fwi.com
> > > Big AD trucks, COE
> > > MM tractors and 1 Oliver!
> > >
> > > ----- Original Message -----
> > > From: "Steve Hanberg" <Steve@OldSub.com>
> > > To: <oletrucks@autox.team.net>
> > > Sent: Saturday, November 30, 2002 4:36 PM
> > > Subject: [oletrucks] Brake return spring
> > >
> > >
> > > > The brake pedal on my '55 1st doesn't consistently return all the
way
> to
> > > the
> > > > top. I've lubricated the mechanism, and it should work, but just
> > doesn't
> > > seem
> > > > to make it about half the time.
> > > >
> > > > The return springs (yes, there are two) do not look like the
pictures
> in
> > > the
> > > > assembly manual. I'm about to head to the hardware store to see
what
> I
> > > can
> > > > find, but I'm wondering if anyone knows what I should be looking
for?
> > > >
> > > > I've just completed converting to a dual master cylinder, and wonder
> if
> > it
> > > > might be part of the problem, but nothing is rubbing on anything,
and
> > the
> > > > adjustments fit the specs.
> > > >
> > > > Steve@OldSub.com
> > > > 1954 Chevrolet 3100
> > > > 1955 1st GMC Suburban
> > > > 1972 Cheverol C-10
> > > > www.OldSub.com
> > > > oletrucks is devoted to Chevy and GM trucks built between 1941 and
> 1959
oletrucks is devoted to Chevy and GM trucks built between 1941 and 1959
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