Originally Posted by tuliku
Thanks all for the advice given. The drill was indeed 2 cm, so i guess the inside of the air intake is a bit smaller.
First thing after work will be getting new vents, and a bigger single exhaust on the top.
Will post again with pics on v1.1 of my UDS :-)
I would try a burn with the 3 intake valves removed and the exhaust wide open! I bet it would go over 350 just my 2c