For the first time in my AH career, I've been forced to crack open an aviation book from my childhood.
Ahem, according to
Combat Aircraft of the World by John W.R. Taylor (1969 G.P. Putnam's & Sons, page 391):
Typhoon Mk IB
Max speed: 412mph
At Height: 19,000ft
Service Ceiling: 35,200 ft
Combat range(miles): 980
with drop tanks!!!!
[This message has been edited by banana (edited 06-13-2000).]