hi everyone awesome site gotta love the rollas . i have just finished my rolla it now has a 13BTT cosmo rotary (bit more power then the 4K) it has hilux rear end and cosmo gearbox i brought a front cut all that needed now is my paint job . was wondering if someone knew what was the fastest street rego rolla in aus mine has just run 12.34 sec on 8psi boost and 205/17 tyres . will soon up boost to around 18-20psi and also have a 100hp nitrous kit ready to go . hope should run a ten with some slicks so was wondering what was the fastest . thanks , later