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Messages - juitz

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16
Project Board / Re: Suggestions for Next Project
« on: July 03, 2023, 11:14:47 PM »
A nice looking bike in the photo,  that is far too cheap so there must be a catch or a con  somewhere - no one gives stuff away these days.
Somehow it looks too good to be true ?

Yeah my thought as well as priced very low.

Account has 100% feedback from 700ish transactions, but something doesn't feel right.

Seller responded and said no issues on bike and runs. Even offered a viewing to check the bike.

17
Project Board / Re: Suggestions for Next Project
« on: July 03, 2023, 08:34:07 PM »
Yeah cheers Julie.

I'm looking for a fixer upper and this one seemed a bit too finished but did question the price Vs "fully restored"

I've contacted the seller to get a fuller picture.

19
CB500/550 / Re: CB550k1 US Import - UK registration
« on: July 02, 2023, 04:26:29 PM »
After taking a screwdriver to diagnose the noise, I decided to re-di the tappet clearances and it's now 10 times better. Still a slight tick but I don't have a reference for a "good sounding engine" so will keep it as is.


20
CB500/550 / Re: CB550k1 US Import - UK registration
« on: June 25, 2023, 04:13:39 PM »
Very long shot but based on my recent experience could it be the kickstart ratchet touching the pinion? This has been confused with primary chain noise in some other threads.

I'll add it to the list. Given the fact that I just put the kickstart assembly together through the sump access its totally feasible.

I do have a spare set of exhaust washers from the vesra kit as I used the ones that came with the delkevic exhaust. I'll try and replace the washers and reseat 5h3 exhaust next weekend.

21
CB500/550 / Re: CB550k1 US Import - UK registration
« on: June 25, 2023, 01:33:19 PM »
Hi all,

So have improved the clutch position sufficiently for now that it doesn't stall.

Went on a bit of trial and error on to find the source of the ticking noise but no luck so far.Used screwdriver to try and pinpoint but no luck.

1. Checked exhaust headers and tightened the nuts - few of the could take almost a full turn but no success.
2. Readjusted the cam chain tensioner - did move it half a turn when running to see if went away in a different position.
3.Removed a couple of the tappet covers and nothing obvious. Will double check clearances next weekend.
4. Disconnect spark plugs one at a time - ticking doesn't go if a cylinder is not firing.
I did note that running only 3&4 will ifle but only 1&2 it needs a bit of throttle? Carb synch issue? I vac synced them last week though.

Do the tappets have lateral as well axial clearance? I

22
CB500/550 / Re: CB550k1 US Import - UK registration
« on: June 24, 2023, 04:26:58 PM »
1300 is a fast idle, 1200 is around normal these days for these engines, 1000 is ideal. If the engine is starting to stall when the clutch is in and 1st gear selected I'd say the clutch is dragging a little. Does the clutch cable run to the left of the engine or the right? if left, check the clutch push rod isn't broken. Grease up the mechanism as well if you have the push rod version, which I suspect you do.

Gulp! 😂 Im still working on the carb tuning, and 1000rpm feels like a million miles away.

I've run my clutch cable on the right side of the bike but as I've learnt it's not necessarily correct! Ran it down the right as it fits bewteen the no3 and no4 carb bodies.
I didn't replace the clutch plates but they were free/loose when I I stalled them and within thickness spec.

23
CB500/550 / Re: CB550k1 US Import - UK registration
« on: June 24, 2023, 04:10:05 PM »
So the rattle was a simple case of I forgot to install a part!!
I dlidnt install the stopper for the centerstand so the chain was rubbing the stand - doh!
Stopper installed along with new chain and another lesson learnt.

Im now looking at a few items:
Since these engines don't have temperature gauges, how do people determine if they are running too hot?

I'm trying to set the idle at 1300rpm, and it Neutral it will be ok. When I pull the clutch and select first gear the rpm drops around 100rpm and sometimes will stall. Further cable adjustment or at the adjustment screw?

Also getting a ticking sound - not sure what's normal on these engines but will check tappets, valve clearance and apparently exhaust header gaskets?



24
CB500/550 / Re: CB550k1 US Import - UK registration
« on: June 11, 2023, 09:59:02 AM »
Do you have the updated valve cover with pegged rocker shafts ?

I'm not sure to be honest. How can I tell which one I have?

I'll see if I can get a video, but doesn't sound like a clivking / ticking noise though.

Gears maybe but doubt it.

25
CB500/550 / Re: CB550k1 US Import - UK registration
« on: June 10, 2023, 03:55:54 PM »
Hey all!

Took my cb550 project bike out for its maiden ride today. Aside from the panicked moment I had when the bike sputtered and stopped, then realised I had previously turned off the petcock it went well.

Carbs need further tuning but I am hearing quite a distinct rattle sound at higher than 2000rpm. Varies if accelerating or not but it's there. It kinda sounds like a chain is rubbing? I have a new timing and cam chain and have adjusted the cam tensioner twice.

As I don't have a previous baseline, im not sure if this is normal? Anything else that I could be?

26
CB500/550 / Re: CB550k1 US Import - UK registration
« on: June 05, 2023, 09:11:25 PM »
This is what I’m thinking of for mine. Reckon it’s a 20 mm connection
https://www.amazon.com/CB400F-CB550F-CB550K-CB750F-CB750K/dp/B0B6F2CG8Y/ref=sr_1_1?crid=2G5O57QHYL1TP&keywords=CB550+tap+20mm&qid=1685863363&sprefix=cb550+tap+20mm%2Caps%2C196&sr=8-1

Cheers. Ended up getting one from 4into1 along with some new main jets. Cheaper option than new or the repair kit.

27
Misc / Open / Re: One for the electronics expert
« on: June 04, 2023, 06:00:04 PM »
Side topic on Vevor -  I purchased a Vevor unit and stopped working about 11 months into owning it.

Was an absolute nightmare trying to firstly get it repaired or refund.

Firstly, they don't have local presence and asked me to take to a local repairer at my cost. When I refused and requested a refund they said they couldn't give me a full refund because I had used it for almost a year, even though their warranty policy said replace or refund within 12 months. It took me about 2 months of back and forth to finally get almost all my money back.

Vevor seem to have pulled ultrasonic cleaners from their line in the UK.

28
CB500/550 / Re: CB550k1 US Import - UK registration
« on: June 03, 2023, 07:22:02 PM »
Hey all, what is the petcock nut size for a cb550k1?

I think it's 18mm but the two I've purchased don't fit.

I could just buy an OE one but would prefer to save £20 😉

Or would one of these be ok to use? The body on mine is ok, it's got the dual output but the tube, orings and gauze are stuffed.

https://www.ebay.co.uk/itm/224064453335?mkcid=16&mkevt=1&mkrid=711-127632-2357-0&ssspo=_p-q3hvvQhS&sssrc=2349624&ssuid=eMi7QkCfTHq&var=&widget_ver=artemis&media=COPY

29
Project Board / Re: Suggestions for Next Project
« on: May 30, 2023, 10:12:15 AM »

30
CB500/550 / Re: CB550k1 US Import - UK registration
« on: May 27, 2023, 04:49:11 PM »
If you did that through the sump you have passed your stage 1 Gynaecology practical exam.

Oh dear 😂😂

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