The Joker team from Germany will pull the 4.5 modified class (after building another Arias engine last winter) with5 engines in 2005, namely 2 naturally asperated Arias V8 Hemis and 3 blown Arias V8 Hemis.This will bring the tractor up to 8000 HPThey will be using Puller2000 tyres to bring the wheelspeed up to 150 km/HourFor more information on the Joker Team check the new website http: www.joker-team.com