Preparation for: Wakefield 19th of July 2008

As usual, general inspections:
- change the engine oil: 10W60 castrol edge
- change oil filter
- inspect spark plug
- inspect suspension arms bolts
- inpsect pads, and rotor
- change gearbox fluid: Castrol VMX-M 75W85 (GL-4)
- Changed differential oil: Castrol EPX 80W90 (GL-5)
- Added Nulon G70 additive to gearbox and diff
- bleed the brake system: Motul RBF600
- rotate the semis to even out the wear for longer life