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Just getting there and then .....
Posted: Sun Sep 25, 2011 4:31 pm
by zednine
Got my new engine mounted but on removing the downpipes ( with great difficulty ) i managed to shear a stud ..........
Treated myself to a bike bench too ........ why didnt I get one years ago ? .... so much easier

Re: Just getting there and then .....
Posted: Sun Sep 25, 2011 5:48 pm
by Mincehead
Getting the barrel nuts undone is the easy bit (blowtorch), getting those alloy collars from releasing their grip on the studs is another matter! Mr Yamaha didn`t leave anywhere near enough clearance for the studs growing out the way with rust and the alloy collar holes growing in the way from oxidisation.
Can you `easyout` the stud, has it sheared flush with the head?
Re: Just getting there and then .....
Posted: Sun Sep 25, 2011 5:50 pm
by zednine
Flush with the head ........... its gonna need the drill on it .......... easy does it tomorrow and i
should get it
Re: Just getting there and then .....
Posted: Sun Sep 25, 2011 6:03 pm
by Mincehead
Carefully centre punch it then use a centre drill like this, much less likely to wander to get a good central start

:
You will then be able to open it up with larger drills, CAREFULLY.