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Front drive sprocket nut size

Started by PaulG, April 29, 2015, 03:50:05 PM

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PaulG

Need to know the size of the nut for the front sprocket for a '92 FJ.  Reassembling suspension/swingarm and new F&R sprockets and chain.  Realized that's a big honkin' nut that I don't have a wrench or socket for.  I took a tape measure to it (don't have a guage/mic) and looks like 35mm.

Can anyone confirm this?  Kinda' stuck until I find out.

Thx
1992 FJ1200 ABS
YouTube Channel Paul G


movenon

I have an old 1 7/16 inch socket that I use. TQ is 61 ft lbs. Left off, right on :).  I ground down the face a little to get a better bite on the thin nut. The marking on my socket is almost gone but I believe it to be an 1 7/16 inch socket (it is a road kill socket found in the road years ago).  That would be about 36mm.

I used a 2X4 across the swing arm through the rear wheel to lock it down for removal.  Hopefully your chain is still on :).  
George
Life isn't about having the best, but about making the best of what you have...

1990 FJ 1200

PaulG

According to the online conversion site 1 7/16 in. = 1.4375 in. = 36.5 mm  Round down to 1.4 in = 35.5 mm

So 36 mm ... 35 mm?  I'm getting confoozed.
1992 FJ1200 ABS
YouTube Channel Paul G


movenon

Quote from: PaulG on April 29, 2015, 04:35:17 PM
According to the online conversion site 1 7/16 in. = 1.4375 in. = 36.5 mm  Round down to 1.4 in = 35.5 mm

So 36 mm ... 35 mm?  I'm getting confoozed.

The Yamaha spec is 36mm. :)  The 1 7/16 works fine. Either one will work. Big nut big tolerance. :).
George
Life isn't about having the best, but about making the best of what you have...

1990 FJ 1200

PaulG

Great!  Thanks for the prompt reply.  Off to spend some more dough.   :yahoo:
1992 FJ1200 ABS
YouTube Channel Paul G