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Building Big Bore FJ1100

Started by Flying Scotsman, October 28, 2011, 08:20:32 PM

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Flying Scotsman

I took the 1990 FJ1200 out the other day because I couldnt take the 1985 FJ1300 out.I was cold but I had fun.
I do have the 85 running but I need to align the sprockets so I can test ride her.
I have a few more things to do but im getting closer.

1984 FJ1100
1985 FJ1100
1990 FJ1200
1999 GP1200 (165 + hp)

Flying Scotsman

I tried shimming the rear sprocket out 8mm that had the lower run on the chain hitting the frame.
I am going to shift the drive sprocket in 8mm and leave the rear sprocket unshimmed.
I wanted to go for a first run today but that didn't happen.Today was the warmest day we have had in a whille.

Any body have a drive sprocket for a fj thats offset  -8 mm inwards I can buy,or do I have to have one made up ?.
1984 FJ1100
1985 FJ1100
1990 FJ1200
1999 GP1200 (165 + hp)

Arnie

Hate to interrupt your conversation with yourself :yes: , but I doubt you'll have sufficient clearance to clear the chain if you offset the countershaft sprocket 8mm inwards.  I haven't measured, but IIRC there's not a lot of room there.

Cheers,
Arnie

Flying Scotsman

Should be fine.
I will know when I pull the cover off and the sprocket.
I have 1250 cases and gears so I think cases are the same as FJ but gear set is longer.
1984 FJ1100
1985 FJ1100
1990 FJ1200
1999 GP1200 (165 + hp)

Flying Scotsman

Drive sprocket has been moved in 8 mm and theres no clearance issues and chain is lined up.I have had her out but just for a short ride due to the weather.
Scott.........
1984 FJ1100
1985 FJ1100
1990 FJ1200
1999 GP1200 (165 + hp)

Flying Scotsman

Had her out today.
I took a few pics and put them in the gallery.
1984 FJ1100
1985 FJ1100
1990 FJ1200
1999 GP1200 (165 + hp)