Hi Huw, first you must measure the length of the bolts from under the bolt head to the end of the bolt should be 175.5mm outside this dimension and new bolts are required!!
1) torque to 20Nm
2) then +120deg
3) then +120deg
Sequence
10, 6, 2, 3, 7, F
--------------L
--------------Y
-9, 5, 1, 4, 8 Wheel
front of eng
nigel, November 2010