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Bushing Press Off
Posted: Wed Jun 10, 2015 9:29 am
by Nanonevol
I need this bushing pressed off the main shaft of my 5 speed:
So the manuals say take it to a "machine shop". Well, those don't seem so easy to find and then what contraption would they use and how would they push off this bushing with only that slim outside rim to grab on? Even if you wanted to push the whole gear and bushing together, the other parts get in the way.
If I knew how it was done I'd be willing to invest in a HF press and be my own machine shop. Any "machine shop" pros out there?
Re: Bushing Press Off
Posted: Wed Jun 10, 2015 2:09 pm
by DieselSpider
Press the gear off the shaft and then the bushing.
Re: Bushing Press Off
Posted: Wed Jun 10, 2015 5:11 pm
by Nanonevol
Thanks but the bushing has to come off first or both together. All these pieces can only come off the shaft in one direction - toward you in the photo. It's just the way the Fiat 5 speed main shaft is built.
Re: Bushing Press Off
Posted: Wed Jun 10, 2015 7:42 pm
by wizard124
I think I would stand that shaft upright and let PB Blaster soak it over night. Tap it lightly and try to free it.
Next, support the gear and tap the end of the shaft.
Next, heat the bushing to expand it on the shaft to try and free it.
Re: Bushing Press Off
Posted: Wed Jun 10, 2015 7:49 pm
by Nanonevol
All good ideas. Stay tuned.
Re: Bushing Press Off
Posted: Wed Jun 10, 2015 8:28 pm
by vandor
Usually that pulls off by hand, so I would think that if you put the gear between a couple of pieces of wood and tap on the shaft, it should come off. If you have to hit the shaft hard be sure to put something soft, like a piece of wood, between it and the hammer.
Re: Bushing Press Off
Posted: Wed Jun 10, 2015 8:52 pm
by Nanonevol
Just to be sure we're talking about the same thing because mine's not coming off by hand:
I swiped this photo from Bayless, part is $68.99.
Re: Bushing Press Off
Posted: Wed Jun 10, 2015 11:29 pm
by vandor
I've seen a few that were hard to remove, but it's not common.
Re: Bushing Press Off
Posted: Sat Jun 13, 2015 7:08 pm
by So Cal Mark
did the trans run out of oil?
Re: Bushing Press Off
Posted: Sun Jun 14, 2015 7:37 am
by Nanonevol
Not in the 6 months that I've owned it. The rest of the disassembly went smooth and parts look good. A garage mechanic friend pushed it off and I'll find out Monday how he did it and how hard he pushed.
Re: Bushing Press Off
Posted: Mon Jun 15, 2015 7:53 pm
by Nanonevol
I think it wasn't really stuck on so tight rather the parts are machined so close that it can be tricky to maneuver the piece off without angling it a bit and causing it to bind.