Thanks for replies guys
corollaart: ill give it a measure & see how they go, they might be my best option.
Altezzaclub: couldn't find any specs on them, their from a company called eurocarb in the uk but I understand what you mean that they will clog up quickly due to the small surface area, I guess if I do run them I would need to clean them pretty much after every drive....
GJM85: it's a ke26, that's good news mate every little bit helps. Any other mods needed or is it just a simple swap & go?