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Seeley Carb Change


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#1 Griffiths of Wales

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Posted 24 August 2006 - 02:23 PM

Fellow Seeley owners....Just completed my 1st trial since fitting a bigger carb to my bike...huge improvement in performance. The bike now revs out much better, pulls away from low revs much smoother and idles at a steady rate. Fitted a larger carb (from a CB250 twin I believe..pics to follow may confirm), had to drill a hole through the tank and weld in a tube to route the throttle cable through (pic to follow).

The new carb is about 15mm taller than my original hence the mods. I also had to slim down the connection block to about 8mm so that I could use the original rubber connector to the airbox.

This really has improved the bike no end (I'll hurry up and get the pics posted)

Cheers all, Mark.
Cheers, Mark.

#2 Griffiths of Wales

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Posted 25 August 2006 - 05:32 PM

As promised........regards, Mark.Attached Image: carb_mod.JPG Attached Image: tank_cover_1.JPG
Cheers, Mark.

#3 muddytires

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Posted 02 September 2006 - 09:03 AM

What size motor do you have? 200 ,250? And what size carb did you install? I have just finished building a tlr200 and seems to need a better carb. It has a small 22mm carb stock.

#4 Andy M

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Posted 02 September 2006 - 07:35 PM

I have seen the 200 motor running well with a XR75 carb as well. :rolleyes:
"Be on good terms with all persons. Speak your truth quietly and clearly, and listen to others; even the dull and ignorant. They, too, have their story."

#5 Griffiths of Wales

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Posted 03 September 2006 - 07:45 PM

The motor capacity is as original (198 cc)..the carb I fitted is a Kehin PW22.

Best of luck with yours.
Cheers, Mark.

#6 mcman56

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Posted 05 September 2006 - 01:30 AM

The Reflex (TLR200 ish) will respond to a bigger carb. Stock is 22 mm but a 24 mm was available. It looks the same but the oval bore of the carb is just taller. I do not know what model the 24mm came on but have modified a few 22mm carbs to match. It gives a significant improvement at the top of the power band with no change below.





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