PROCEDURE
REMOVE VALVE ADJUSTING SHIM
Remove the valve adjusting shims from the cylinder head.
Tech Tips
Arrange the removed parts in such a way that they can be installed to their original locations.
REMOVE INTAKE VALVE
Using SST, compress the inner compression spring and remove the valve spring retainer lock.
Remove the valve spring retainer, inner compression spring and intake valve from the cylinder head.
Tech Tips
Arrange the removed parts in such a way that they can be installed to their original locations.
REMOVE EXHAUST VALVE
Using SST, compress the inner compression spring and remove the valve spring retainer lock.
Remove the valve spring retainer, inner compression spring and exhaust valve from the cylinder head.
Tech Tips
Arrange the removed parts in such a way that they can be installed to their original locations.
REMOVE INTAKE VALVE STEM OIL SEAL
Using needle-nose pliers, remove the intake valve stem oil seal.
REMOVE EXHAUST VALVE STEM OIL SEAL
Using needle-nose pliers, remove the exhaust valve stem oil seal.
REMOVE VALVE SPRING SEAT
Using compressed air and a magnet hand, remove the valve spring seats from the cylinder head by blowing air onto them.
Tech Tips
Arrange the removed parts in such a way that they can be installed to their original locations.
REMOVE NO. 1 STRAIGHT SCREW PLUG
| *a | for Bank 1 |
| *b | for Bank 2 |
Using a 10 mm hexagon socket wrench, remove the 6 No. 1 straight screw plugs and 6 screw plug gaskets.
Note
If coolant leaks from a No. 1 straight screw plug or the No. 1 straight screw plug is corroded, replace it.
REMOVE NO. 2 STRAIGHT SCREW PLUG
| *a | for Bank 1 |
| *b | for Bank 2 |
Using a 14 mm hexagon socket wrench, remove the 2 No. 2 straight screw plugs and 2 screw plug gaskets.
Note
If coolant leaks from a No. 2 straight screw plug or the No. 2 straight screw plug is corroded, replace it.
REMOVE STUD BOLT
Note
If a stud bolt is deformed or the threads are damaged, replace it.
Using E6 and E8 "TORX" socket wrenches, remove the stud bolts.