1975 C90

RE-OPENED :)
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k-amos@sky.com
Posts: 1
Joined: Fri Nov 10, 2023 10:06 am
Rides:: C90

1975 C90

Post by k-amos@sky.com » Fri Nov 10, 2023 10:19 am

Can anyone help how do you remove the nut to remove the front damper ive took the pin out but how do you stop the shaft turning

nabs
Posts: 443
Joined: Sun Jun 16, 2019 9:10 pm
Rides:: c90 z2 (1978)
Location: Herts

Re: 1975 C90

Post by nabs » Fri Nov 10, 2023 2:44 pm

it is not obvious, but there is a small flat on the tip of the rod above the screw thread - you can try and get a small pair of pliers on there to stop it rotating.

These mini mole grips are very handy for this type of job

Image

... but tbh is the nut is very rusty it is a right pain even if when the rod is held in place, and you might have to split the nut. It is a bit of a crap design unfortunately.

Image

loadedtoad
Posts: 894
Joined: Fri Mar 04, 2016 11:01 pm
Rides:: C90 CBR600 PE175
Location: Derbyshire-Leicestershire Border

Re: 1975 C90

Post by loadedtoad » Fri Nov 10, 2023 7:08 pm

Iv'e endend up using a Dremmel and a couple of grinding bits to split the nut then a tap with a chisel to open it up more.
As mentioned the flats have usually rotted away into something resembling a stalagmite.
Not a great design the later 8 mm bolt version was a vast improvement.

JOHNBOY
Posts: 1710
Joined: Sat Apr 13, 2013 2:03 pm
Rides:: HONDA SUZUKI

Re: 1975 C90

Post by JOHNBOY » Fri Nov 10, 2023 9:33 pm

ALSO A METRIC FINE NUT NOT STD PITCH

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