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I hadn't really thought about it, but now you mention it, the design is kind of funky! To create such a model I suppose the piston would need to...
Thanks for saying - I'm usually the person being encouraged by the posts of others, so this makes a nice change! However I think it's obvious...
To pick up on the point about re-using a head gasket... Are we saying that removing what's left of the previous coating and cleaning up the...
Apologies for the lack of update in recent months! With the engine out, I re-measured the valve clearances: [ATTACH] The range of the tables...
Update - With the engine out of the bike, I tested each cylinder with a 'differential cylinder pressure tester'. At 90psi, the leak of each...
Thanks all for your input, this really is the 'home of the quarter litre'. Things I'm taking from this discussion so far are: The compression...
Also, thanks for your helpful pointers at #'s 1 to 4 above. What makes this more confusing is that most of these factors haven't changed between...
@maelstrom Interesting! I was comparing my compression readings with what the book says: 13kg/cm2 (roughly 185psi). So I thought warm readings...
Hi all, thought I'd start a thread to share the 'fun' I will soon be embarking on! In summary, the bike had been running fine... Then in recent...
Ah, makes sense... so the amount it's screwed in or out of the throttle mechanism becomes the baseline for how much the throttle is kept open,...
Thanks for the handy photos Rob Booth. Sorry for what might be a newby question, but can anyone tell me what the brown textured pipe is all...
In some ways those look better than the originals, because they have a bigger mirror area and they're adjustable!
I took my GJ72A carbs apart yesterday and noticed the emulsion tubes for cylinders 1 & 2 had 6 holes, and the emulsions tubes for cylinders 3 & 4...
:lolsign: They must have been going by the old addage: "if it ain't broke, 'fix' it until it is".
:Drool: Please succeed with this!
I just did a lookup on the part no's for the GJ72A flywheel and centre bolt vs. that of the GJ75A Across GSX250F... Both the flywheels and centre...
The phrase "there's always someone worse off than yourself" springs to mind... I was annoyed by having a couple of cracked magnets, but at least...
I recently found a GJ72a sump gasket from: http://uk.outlet-parts.com/ which is in Denmark of all places! Also https://www.fowlersparts.co.uk/...
Ok well nobody has said to get another bike, so I'll continue with this one for the time being. :) It's a GSXR250 (GJ72a), CobraBaz. You're...
Took the generator cover off yesterday... [ATTACH] There was a distinct lack of insulation around the stator, with what remained looking very...