i grew some balls and had a go at the torsion bar myself and it was easy so i then done the front, results - (60mm)
beforehttp://i2.photobucket.com/albums/y48/52egdim/frontwheels.jpg
http://i2.photobucket.com/albums/y48/52egdim/sidewheels.jpg
after -
http://i2.photobucket.com/albums/y48/52egdim/low.jpg
http://i2.photobucket.com/albums/y48/52egdim/lowfront.jpg