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GT750 Swingarm Bushings
Posted: Wed Sep 01, 2010 6:28 pm
by markj
More help guys, I've heard that the partsnmore swingarm bushings won't fit the buffalo but I emailed them and they said that they were a direct bolt on fit. Can anyone confirm this? The stock bushings didn't seem that bad but I might as well put this thing back together as tight and new as possible - especially steering - suspension and brakes.
Re: GT750 Swingarm Bushings
Posted: Wed Sep 01, 2010 6:59 pm
by tz375
I agree that's what they say, but they are wrong. I had to have my last set turned down on the OD to get them to fit and they still had to be reamed to size after they were pressed in.
Re: GT750 Swingarm Bushings
Posted: Wed Sep 01, 2010 7:26 pm
by markj
tz375 wrote:I agree that's what they say, but they are wrong. I had to have my last set turned down on the OD to get them to fit and they still had to be reamed to size after they were pressed in.
I was afraid of that. I guess I'll try the needle bearing mod you have graciously posted on your pinkpossum page. It doesn't look too bad and I'm guessing it's a lot better than using stock bushings.
Re: GT750 Swingarm Bushings
Posted: Wed Sep 01, 2010 8:40 pm
by oldjapanesebikes
markj wrote:tz375 wrote:I agree that's what they say, but they are wrong. I had to have my last set turned down on the OD to get them to fit and they still had to be reamed to size after they were pressed in.
I was afraid of that. I guess I'll try the needle bearing mod you have graciously posted on your pinkpossum page. It doesn't look too bad and I'm guessing it's a lot better than using stock bushings.
I (and lots of other folks here in Calgary) had the same problem Richard mentions with the PartsnMore bushes - there is no way in hell they will fit without modification. I have installed Richard's needle roller bearing conversion idea on my '73 - not hard at all and I'm pleased with it - I wrote
about it here.

Re: GT750 Swingarm Bushings
Posted: Thu Sep 02, 2010 11:07 am
by markj
So two of these is all I need + cutting the old fiber cups as flanges?
http://www.amazon.com/Torrington-B-1412 ... =8-2-fkmr0" onclick="window.open(this.href);return false;

Re: GT750 Swingarm Bushings
Posted: Thu Sep 02, 2010 12:11 pm
by oldjapanesebikes
markj wrote:So two of these is all I need + cutting the old fiber cups as flanges?
Two on either side, so four in total.
Re: GT750 Swingarm Bushings
Posted: Thu Oct 21, 2010 10:09 pm
by markj
So with everything cleaned I test fitted the needle bearings with the axle and bushings and I found it's a little looser than I thought. I'm a little concerned that over time that play could hurt the bearings but I'm no engineer so i don't know.
Re: GT750 Swingarm Bushings
Posted: Fri Oct 29, 2010 6:48 pm
by two-stroke-brit
partsnmore dont seem to be listing the swingarm (bronze) bushes any more.
and i cant seem to find an alternative sorce.
any help would be appreciated.
cheers mark
Re: GT750 Swingarm Bushings
Posted: Fri Oct 29, 2010 9:05 pm
by crash277
not to hijack, but i was reading your site Ian and wholy crap!!! that garbage tyre trick is awesome!!!!!!!!!!!!
Re: GT750 Swingarm Bushings
Posted: Fri Oct 29, 2010 10:53 pm
by oldjapanesebikes
markj wrote:So with everything cleaned I test fitted the needle bearings with the axle and bushings and I found it's a little looser than I thought. I'm a little concerned that over time that play could hurt the bearings but I'm no engineer so i don't know.
I had the same thought, but once I had everything bolted up it actually felt fine. Time will tell I suppose, and you could well be correct - although I can't help thinking that the hardened steel rollers will last longer than the fibre bushes

Re: GT750 Swingarm Bushings
Posted: Thu Nov 04, 2010 6:11 pm
by markj
oldjapanesebikes wrote:markj wrote:So with everything cleaned I test fitted the needle bearings with the axle and bushings and I found it's a little looser than I thought. I'm a little concerned that over time that play could hurt the bearings but I'm no engineer so i don't know.
I had the same thought, but once I had everything bolted up it actually felt fine. Time will tell I suppose, and you could well be correct - although I can't help thinking that the hardened steel rollers will last longer than the fibre bushes

I agree. I'm sure it's better than the stock setup.
Re: GT750 Swingarm Bushings
Posted: Thu Nov 04, 2010 6:26 pm
by oldjapanesebikes
crash277 wrote:not to hijack, but i was reading your site Ian and wholy crap!!! that garbage tyre trick is awesome!!!!!!!!!!!!
Thanks, but I can't take the credit for the trash bag trick - that was posted by diamondj some time ago
on the board at this link. It is a pretty cool way to mount a tire - make sure you get a really thin bag as I found that to be best.
