The New Suzuki Quadracer HQ Welcomes All LT500 Quadzilla, LT250, LTR450, LTZ400, LTZ250, LT80 owners to the Suzuki Quadracer HQ forums
Most guys with a 250 that want a big bore just build a hybrid with a zilla motor.
http://www.suzukiquadracerhq.com/index.php?action=store