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Transmission band linings,….. I suppose while I’m in there

Posted: Sun Jun 05, 2022 9:03 pm
by Ned L
I noticed a bit of scoring on the brake drum that I didn’t seem to remember. Not having any idea of the history of this car, and supposedly not run for 50 yrs before I bought it I figured I better take it off the road put new linings in.
So I bought a set of Kevlar bands and decided to get the job done. This afternoon I pulled things apart and got the bands out, and wouldn’t you know it, the low speed and reverse bands look virtually like new, and the brake band has at least half its thickness left.
I have no idea what made the little scores on the rear edge of the brake drum but it certainly wasn’t the band.
Now I’m in a bit of a quandary, why replace linings that are in fine condition with good life left???
I suppose I will change them out anyway, I already have them, and will never have to replace them again. There is just something about changing out parts that are perfectly serviceable and have good life left that just goes against the grain.
This car continues to surprise me with how good condition it is in.

There are a couple of magneto coils that don’t look the best, but the magneto works fine, so I’m not going to worry about them yet.

Re: Transmission band linings,….. I suppose while I’m in there

Posted: Sun Jun 05, 2022 9:19 pm
by Scott_Conger
I see no scoring on your drums...

while the hog's head is off, give very serious thought to analysing the condition of the neutral notch and the pedal support, as well as the condition of the brake and reverse pedals' ramps and supports. There should be almost zero "dead band" of (reverse/brake) pedal forward movement before they start sliding sideways...Neutral should have enough "dead band" to release the high speed clutch, with plenty of sideways motion left to cinch up low band. Search out and study posts which discuss making bands round as well as how to properly attach band material. If you are going to Kevlar, things must be absolutely "as new" (or better) or trouble will haunt you like you can't believe.

Re: Transmission band linings,….. I suppose while I’m in there

Posted: Sun Jun 05, 2022 9:49 pm
by Kerry
Starter ring gear is a bit sad as well, time to start a savings piggy bank for a major rebuild in the up coming future. :?

Re: Transmission band linings,….. I suppose while I’m in there

Posted: Sun Jun 05, 2022 9:54 pm
by KWTownsend
Ned,
I'd suggest you put some glyptol or some sort of insulating varnish on those bare mag coils. If nothing else, some 5 minute epoxy. Just make sure everything is super clean.

I'm putting in new pedals cams on my current project.

: ^ )
Keith

Re: Transmission band linings,….. I suppose while I’m in there

Posted: Sun Jun 05, 2022 9:59 pm
by RajoRacer
Field coil damage obviously from someone attempting to remove a starter motor with the Bendix still attached !

Re: Transmission band linings,….. I suppose while I’m in there

Posted: Sun Jun 05, 2022 10:17 pm
by Dropacent
Pedal cams are some of the nicest reproduction parts I’ve ever seen. Kudos to whomever makes them. Sorry for the drift.

Re: Transmission band linings,….. I suppose while I’m in there

Posted: Sun Jun 05, 2022 11:51 pm
by speedytinc
Dropacent wrote:
Sun Jun 05, 2022 10:17 pm
Pedal cams are some of the nicest reproduction parts I’ve ever seen. Kudos to whomever makes them. Sorry for the drift.
Not drift.
Pedal cams are to often overlooked. Learned the hard way. Now I strongly consider the cams on any removed HH. Relatively cheap & can keep a fellow from over adjusting bands. Very critical to kevlar use. Typically when a HH is removed, I do some pedal shaft leak sealing anyway.

First thing I noticed was the ring gear teeth. May be an optical delusion, but look hard @ them. An economy fix is to turn the ring gear 90 degrees to use the better teeth. These motors seem to stop in the same place. Another economy fix would be to switch the brake & reverse bands.
Not saying I endorse "economy" patches. To me the act of tearing down a motor outweighs any savings in cutting corners. I value my time more.