Forum: Thumpers
04-03-2013, 03:43 AM
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Replies: 62
Views: 4,772
Relief!
Idle, yeh it did have them before. Thanks for clarifying what they're for.
Gunner, that's exactly what they are. Thanks for the help. I think I'd just gone too far down the spring spacer train of...
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Forum: Thumpers
04-02-2013, 01:18 PM
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Replies: 62
Views: 4,772
What's this about then?
So, just rebuilt the cylinder head using my new and improved valve spring compressor (got a mate to weld a couple of gussets in the corners to stop it from bending).
Slight hiccup when I was...
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Forum: Some Assembly Required
04-02-2013, 12:46 PM
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Replies: 59
Views: 5,189
You've got some skills mate
Ben, I had no idea you were fabbing so much up yourself! Fair play mate, you've got some skills.
I'm pretty jealous at how well yours is turning out. Liking the black and orange colours.
I...
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Forum: Thumpers
02-23-2013, 03:24 AM
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Replies: 62
Views: 4,772
New carb
I've been looking at carbs for a while thinking that I might need to buy one to try out if the bike still doesn't run after all this. Saw a Mikuni TM-40 with a busted adjuster on ebay £80 so I bought...
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Forum: Thumpers
02-16-2013, 09:49 AM
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Replies: 62
Views: 4,772
Is this progress?
I got to the kickstart mechanism a couple of days ago. I'm not entirely sure how it's supposed to work, but I'm pretty sure the torsional spring on the shaft should have some tension in it. It...
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Forum: Thumpers
02-11-2013, 04:01 PM
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Replies: 62
Views: 4,772
A bit more progress
Muttley, me and the engine are in Liverpool and the rest of the bike is in my Dad's garage near Preston. If it doesn't go after the rebuild and a new flywheel pickup the use of a good carb for an...
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Forum: Thumpers
01-09-2013, 07:27 AM
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Replies: 62
Views: 4,772
Progress
I haven't done anything with the engine for a few weeks, christmas, family and uni deadlines have been sucking up all my time.
I've just dropped the cases off at my local light engineering works...
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Forum: Thumpers
12-09-2012, 06:06 AM
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Replies: 62
Views: 4,772
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Forum: Thumpers
12-03-2012, 03:34 PM
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Replies: 62
Views: 4,772
Gunner, I've checked the side play on the crank...
Gunner, I've checked the side play on the crank at less than 0.7mm and max in the manual is 1.1mm so that seems good and no radial play at all. I haven't checked the cylinder discolouration yet but...
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Forum: Thumpers
12-02-2012, 12:12 PM
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Replies: 62
Views: 4,772
More progress(?)
Thanks for the help guys. Gunner, those threads are really useful, I've started reading all of them and not quite finished any yet. I've learned a fair bit by just going through them though.
...
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Forum: Thumpers
11-27-2012, 07:40 AM
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Replies: 62
Views: 4,772
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Forum: Thumpers
11-27-2012, 02:50 AM
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Replies: 62
Views: 4,772
Gunner, I've read a fair few of your posts and...
Gunner, I've read a fair few of your posts and respect your opinion............. but, having tried everything I have and dealing with an engine that you have absolutely no history of; what else was...
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Forum: Thumpers
11-26-2012, 06:01 AM
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Replies: 62
Views: 4,772
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Forum: Thumpers
11-22-2012, 12:22 AM
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Replies: 62
Views: 4,772
Thanks again for all the responses.
xy500,...
Thanks again for all the responses.
xy500, I've checked the valve clearances and they were at the nominal values - can't remember what they were now though, suppose I could do a recheck so I have...
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Forum: Thumpers
11-21-2012, 05:39 AM
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Replies: 62
Views: 4,772
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Forum: Thumpers
11-21-2012, 03:16 AM
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Replies: 62
Views: 4,772
Thanks for the input guys.
Beek, I have...
Thanks for the input guys.
Beek, I have looked at swapping to a high flow head but they're too expensive...... for now. I'll have a look for a TM42 carb and see how much they're going for.
The...
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Forum: Thumpers
11-20-2012, 01:22 AM
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Replies: 62
Views: 4,772
Thanks for all the responses.
Bill,...
Thanks for all the responses.
Bill, compression is good, I have been using the crankshaft locking bolt when setting the cam timing.
Looking down the inlet manifold you can clearly see the inlet...
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Forum: Thumpers
11-19-2012, 09:53 AM
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Replies: 62
Views: 4,772
Kyns, the coil I bought off ebay had a HT lead...
Kyns, the coil I bought off ebay had a HT lead and cap attached to it. I checked the resistances of them and they were within the parameters detailed in the workshop manual. I've also tried stripping...
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Forum: Thumpers
11-19-2012, 07:40 AM
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Replies: 62
Views: 4,772
P.s.
I have the workshop manual for the engine.
I've tried easy start and still nothing. All I got after a while was easy start coming out of the exhaust.
I did try it with a standard LC4 cdi unit...
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Forum: Thumpers
11-19-2012, 07:34 AM
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Replies: 62
Views: 4,772
Images
As requested, some images (this is my first go at this so bare with me if it doesn't work).
The mono when I picked it up:
http://i1297.photobucket.com/albums/ag25/sam_2555/Mono_front-1.jpg
...
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Forum: Thumpers
11-19-2012, 03:08 AM
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Replies: 62
Views: 4,772
640 LC4 Supermono issues
Ok, I've been lurking here and gathering information for a while but still can't sort out the issue with my LC4.
The story so far: I bought an LC4 640 engined supermono off a friend at work. He...
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