Originally Posted by
Sixty Fiver
but finding any high performance 27 inch tyres these days is nearly impossible.
For the majority of its existence, 27"/630mm was never intended to be a high performance racing tire in the first place (and the 630mm tires that are available today run circles around the "performance" 630's of way back when).
I don't see why someone should expect extreme performance out of something never quite intended for it in the first place.
-Kurt