911 Targa 4S (997) F6-3.8L (2007)
Fitting adjustment device 9661
4.1.
Screw in the screws by hand.
Setting cylinder side 1-3:
5. Insert the retainer springs 9661/1 into the frame according to the markings and secure them with two fastening screws.
Position of retainer springs for cylinder bank 1-3
6. Adjust camshafts on cylinder side 1-3.
6.1.
To do this, use an open ended wrench (a/f 30) to turn the camshafts at the hexagon until the retaining spring easily enters the slot of the
camshaft.
Turning camshafts
6.2.
Retainer springs 9661/1 must be secured using the two hexagon head bolts.
7. Fit dial gauge in order to determine the top piston position correctly.
7.1.
A dial gauge is affixed to cylinder 1 on cylinder bank 1-3 using a universal dial gauge holder.
7.2.
Extend the probe of the dial gauge until it is certain that measurement on the piston crown is possible.