simon.holyfield wrote:I'd go for swapping it too Chris, the sprocket looks good though doesn't it?

It's always a pleasure helping out on the forum - breaks up the working day!

indeed it does

Embedded video doesn't work (might be me) but the link is fine. Maybe that spring is soft? The list I have suggest that Pete Kemp has the 1260-30 shock absorber spring and the 1272-41 sliding member. Simon thanks i concur - however i think swapping it all is the best solution - i am in touch with P...

simon.holyfield wrote:your video isn't loading for some reason...

Simon can you click this link then ? https://www.youtube.com/watch?v=M5e0J_vaCuM

Gents thanks for your input Can i get someone to confirm they agree with me that i should not be able to turn the crankshaft via a spanner as shown here in the video https://www.youtube.com/watch?v=M5e0J_vaCuM this issue of slipping also manifests itself when trying to kick the bike over making it t...

I don't know if this will be helpful or will just turn out to be for my education, but this pic shows the shock absorber from my SQ4: http://ariel-square-four.blogspot.co.uk/2012/12/shock-horror.html?m=0 I know these are different, but is the single engine shock absorber really supposed to have gap...

Chris, Re the shock absorber assembly having looked at mine the cams do not fully mesh. Mine is also worn but was working OK last time the bike was used in the early sixties. The following may help you determine how much wear yours has. Vh primary drive.jpg (ABOVE) I have arrowed what I think are t...

Reading back it seems that Gary replaced the sprocket/sliding member so that ought to have eliminated these? Do a re-assembly without the spring and see if the cam actually allows the sprocket to rotate fully - I don't believe it should unless it's really really badly worn (such as the one photogra...

ok gents thanks for the feedback to answer to couple of queries here turns out its a 7 plate clutch photo attached i made a quick tool to hold the rear sprocket in place and the video is here https://www.youtube.com/watch?v=M5e0J_vaCuM&feature=youtu.be so i am thinking at the very least the spri...

Hi all Please see attached images of sliding member and sprocket - i tried the clutch test and it never got hot - so i stripped it down to see whats what has a 5 plate clutch - convinced that this was working correctly i moved on to the next phase i have a link to a video here https://youtu.be/RHTXV...