Search found 14 matches

by GSX 1300R
Thu May 02, 2019 11:11 am
Forum: Twinshock & Classic Trials
Topic: TY 250b flywheel
Replies: 8
Views: 1728

Re: TY 250b flywheel

Yes my B model has a splined primary drive cog Another different part was the sump gaurd Mine was a smaller pressed steel one with holes in it which bent in easily I fitted the aluminium tray type one years ago I was looking at a photo of the Japanese J model which had a similar sump gaurd I still h...
by GSX 1300R
Wed May 01, 2019 11:29 pm
Forum: Twinshock & Classic Trials
Topic: TY 250b airbox lid
Replies: 2
Views: 1126

Re: TY 250b airbox lid

Thank you David cheers
by GSX 1300R
Wed May 01, 2019 11:22 pm
Forum: Twinshock & Classic Trials
Topic: TY 250b flywheel
Replies: 8
Views: 1728

Re: TY 250b flywheel

PS I'm thinking the bike came with a A model flywheel also
by GSX 1300R
Wed May 01, 2019 11:20 pm
Forum: Twinshock & Classic Trials
Topic: TY 250b flywheel
Replies: 8
Views: 1728

Re: TY 250b flywheel

Thanks for your response David My original B model flywheel is definately heavier than the C model flywheel that I have I have owned this B model TY since late 70s When I bought it it looked like a original untouched bike When I replaced the crank seals a few years ago the primary side had the A mod...
by GSX 1300R
Mon Apr 29, 2019 10:08 pm
Forum: Twinshock & Classic Trials
Topic: TY 250b airbox lid
Replies: 2
Views: 1126

TY 250b airbox lid

Hi everybody Can someone please advise of effects of fitting a ty250C airbox lid to my ty250b The C lid has air intake hole in it The bike has a UNI filter fitted Can I up the jet size for more power Thank you
by GSX 1300R
Mon Apr 29, 2019 9:59 pm
Forum: Twinshock & Classic Trials
Topic: TY 250b flywheel
Replies: 8
Views: 1728

TY 250b flywheel

Hi all Can somebody please advise the effects of fitting a ty250 C flywheel which is noticeably heavier to a standard ty250b I expect more low down power but will there be any problems thank you
by GSX 1300R
Mon Apr 29, 2019 9:47 pm
Forum: Twinshock & Classic Trials
Topic: TY 250 B reed valves
Replies: 2
Views: 1758

Re: TY 250 B reed valves

Thank you David For now I have refitted OEM reids which sit flat I have a spare C model reid block which I am thinking of modifying as your suggestion cheers
by GSX 1300R
Sun Mar 17, 2019 8:55 am
Forum: Twinshock & Classic Trials
Topic: TY 250 B reed valves
Replies: 2
Views: 1758

TY 250 B reed valves

Installed Hi Tech carbon fibre reeds to ty250b They don't want to sit flat on rubber sealing surface Can I remove rubber surface and fit them ? Any advice would be much appreciated cheers
by GSX 1300R
Fri Mar 01, 2019 10:41 pm
Forum: Twinshock & Classic Trials
Topic: WTB TY250 forks
Replies: 4
Views: 3139

Re: WTB TY250 forks

I have a set of forks off ty250c They appear to be in good condition Pick up only from 2539 NSW If interested make a offer They are hard too get Also have frame with swingarm and triple trees and wheel rims and seat base also b model seat base and other bits and pieces Going to put stuff on net for ...
by GSX 1300R
Tue Sep 12, 2017 8:52 pm
Forum: Twinshock & Classic Trials
Topic: Nuked Post
Replies: 1
Views: 7499

Re: Yamaha fuel tank nut

Hi I searched for a new petcock nut a few years ago with no success Ended up finding a 2nd hand petcock and using but off it

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