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Messages - peteuk

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1
Other Bikes / Re: CB125T2 from 1980
« on: June 19, 2019, 12:21:47 AM »
Just to let everyone who was interested in this thread know, I sold the little bike on ebay this week. Didn't want to let it go but I wasn't using it and I needed the space for a new project. Thanks to all those who helped me out.... Pete

2
Other Bikes / Re: CB125T2 from 1980
« on: July 28, 2018, 01:04:11 AM »
Thanks very much. Couldn't believe it. I actually won something for the first time in my life. As for the little 125, it was running terrible so I decided to take the engine out and strip it down, well the top end was all I needed to strip to find the problem. Part of one of the pistons was broke off and on both pistons the bottom oil rings were missing. It's amazing the bike ran at all. Anyway, fitted new barrels, pistons, rings and stem seals. Replaced the gaskets and now it runs great.

3
Other Bikes / Honda CB125T kickstart assembly
« on: February 04, 2018, 08:37:22 PM »
Hi, I have another thread "CB125T from 1980" where I did up an old bike from parts. I've hit on a bit of a problem that I cant seem to fathom. I took the right crankcase off to change the gasket because of a small oil leak. I noticed the kickstart return spring had come away from its location and on trying to relocate i noticed that the pinion gear wasnt located properly either. The pinion gear seems free to move up and down the shaft (is this right). Also, the shaft seems very loose in its housing. I decided I would remove the lot and have a better look but I cant remove it because the pinion gear wont pass the the plate on the end of the gearchange shaft (its that thing to the bottom  right of the shaft i'm fiddling with in the video the spring attached). I know this is confusing so ive put a link to a youtube video that I hope will explain it better.

https://www.youtube.com/watch?v=ERKlQ_6vWhQ

Hope some of you knowledgeable folk can help....cheers

4
Other Bikes / Re: CB125T2 from 1980
« on: November 27, 2017, 08:02:42 PM »
Thanks for compliments. As for the seat, I got it off ebay. It's brand new from china. £37 inc delivery.

5
Other Bikes / Re: CB125T2 from 1980
« on: November 27, 2017, 05:32:17 PM »
Latest Pics.
Thanks K2, i shall put into place your tips and advice on the carbs. In the meantime here's the bike almost complete. Cheers

6
Other Bikes / Re: CB125T2 from 1980
« on: November 26, 2017, 05:25:05 AM »
Ok thanks for the advice. I may have a problem tho now cos I've done a bit of welding and modded it for the k&Ns and a homemade battery box. I wouldn't get an original airbox to fit now. May have caused myself a bit of heartache there. Ah well you live and learn. Thanks for all the tips they really do help someone like me who has a passion but limited knowledge and experience

7
Other Bikes / Re: CB125T2 from 1980
« on: November 25, 2017, 08:17:00 PM »
Sorry it's this predictive text thing, should have been NGK not NOG. Thanks hairygit and you may have hit on something. I'm certainly no boy racer (I'm 54 and ride like a vicar with a sprained wrist) but i have got K&N filters on due to ease and not wanting to spend 3 months wages on an original airbox. Could this be an issue

8
Other Bikes / Re: CB125T2 from 1980
« on: November 25, 2017, 04:40:22 PM »
UPDATE.......SHE'S A RUNNER AGAIN
Thanks for all input. Changed the plugs and she fired right up. I can't believe it, those plugs were NOG from David Silver and they haven't lasted 2 minutes. Any ideas what could have caused them to fail so quickly....flooding maybe???

9
Other Bikes / Re: CB125T2 from 1980
« on: November 25, 2017, 01:53:10 PM »
I've got the points cover off and there's nothing obviously  loose. I'll keep checking tho

10
Other Bikes / Re: CB125T2 from 1980
« on: November 25, 2017, 09:18:30 AM »
I bet you're right about the compression cos it's all thats left. I don't have a compression tester but I know a man who has so I think that's worth a go

11
Other Bikes / Re: CB125T2 from 1980
« on: November 25, 2017, 09:14:45 AM »
OK thanks. Would I still get a spark at the plugs tho if anything like that had come loose?

12
Other Bikes / Re: CB125T2 from 1980
« on: November 25, 2017, 05:25:52 AM »
Ok thanks. I've tried easy start but still no firing. I've tried it thro the inlet to no avail and then taken plugs out and sprayed it down the plug holes.....still nothing. I will try removing exhausts and giving that a go cos they are new exhausts but it has been running since they were fitted.

13
Other Bikes / Re: CB125T2 from 1980
« on: November 24, 2017, 09:55:45 PM »
There's no leaks from the carbs and I've not changed anything from when not was last running. It's so frustrating cos now I can't even get it to fire...or even misfire. I have no idea what jet sizes are but like I say, it was running so it doesn't make sense. I'll get some new plugs and try it but I don't hold out much hope for that. Just one thing that may be relevant to someone. Last time it was running, it died then started, then died off again

14
Other Bikes / Re: CB125T2 from 1980
« on: November 24, 2017, 08:49:34 PM »
Thanks for the replies. Checked the dip stick and no smell of petrol. I'll get some more plugs tomorrow and try that although these are new ones and I feel like I'm wasting money but I'll give it a go. I've had the carbs off and cleaned em out. It could be a too rich mixture I guess. How do I reduce the richness, is it by tightening the screw on the side further in or should it be backed out

15
Other Bikes / Re: CB125T2 from 1980
« on: November 24, 2017, 07:02:09 PM »
I'm at a total loss.....??????
So the bike was running last week and was sounding pretty good. One day after doing nothing since the last time it ran, the bloody thing would not start, not even fire. I've now changed the battery for a new one, changed the plugs. I've checked the timing.....again. I've got a good spark at the plugs. Petrol to the plugs (you can smell it when they are removed), and yet it wont even fire, no farting, coughing....nothing. what's going on?. Any ideas anyone cos I'm totally out. Cheers

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