Bilko

Looks like your bike has later forks fitted. You can find. rear mudguard here. https://2bbikes.com/Webwinkel-Product-136112255/2003-ed-rear-fender-red-txt.html

Check this post out.as mentioned sy250 air filters same.

Check pilot jet ,there a bugger for clogging up put a 17.5 in my 125 upgraded to 150cc used to be a bugger to start when cold,could be 10 mins or more trying to get it to tick over also check your choke tube there is a small hole below the plunger and i mean small.once i cleaned that out fires up first kick 3 turns out on mixture as said earlier spot on now.Choke on now starts first kick and no more coughing and spluttering for 5 mins while it warms up.

Welcome there's at least 3 clubs local to you Hillsborough. Sheffield and Hallamshire, and Barnsley Trials Club

Might be registered in 2003 but still a 97 model

As above should be 97 as for price it's what someone is willing to pay,but big difference between 97 and 2003,i know there used to be a bit of a cult following of these,but i had 1 and sold it within a week just couldn't get on with it.

Yellow or White here https://2bbikes.com/Webwinkel-Category-5409501/Achterspatbord.html?Lng=en

Carole Nash as above

https://trialstribulations.net/index.php?main_page=product_infoandcPath=29_61andproducts_id=2145andzenid=e4pfcn182tr01idnu8pblcjln6

http://www.motomerlin.co.uk/moto/betacarb.pdf

There's also Scunthorpe Trials Club

Also have you checked the water pump.

Should be ok depending how bad.but prob need the barrel renicoseal and new piston if everything else ok

Don't know if this any help section 15 http://shercousa.com/pdfs/2013sparebook_trial-2T.pdf

Stickers can be replaced but as been said earlier Red model 2006 250 yellow is a 125 2005.

Might find this handy http://shercousa.com/pdfs/2011sparebook_trial_2T.pdf http://shercousa.com/pdfs/2011Manual_ST.pdf

Check iv'e done comes up 03

As posted on your FB ? 2007 Rev 3 2T is same part no.

Me bad didn't zoom in and my glasses needed cleaning also.

Think that chain spit link needs minor change to opposite direction.

Chris you supplying Thermals for the Observers