I suppose these are estimations because none of them had SRMs on their bikes

Boardman's 'athlete's hour' = 400w
Sosenka's 'athete's hour' = 430w
Boardman's 'best performance' hour = 445w
Indurain's 'best performance' hour = 477w
Rominger's 'best performance' hour = 468w
Merckx = 485w
Moser = 446w

http://www.bikecult.com/bikecultbook...cordsHour.html


Without looking too hard into it, it seems as though the Shimano teams use Dura-Ace, and most others use carbon