XJ-6 L6-3.6L (1989)
Timing Chain Guide: Technical Service Bulletins
Upper Chain Guide Bolts - Apply Locking Compound
12-64
DATE 3/98
MODEL
1988-94 MY Sedan (3.6 L & 4.0L)
1993-94 XJS (4.0L)
Upper Chain Guide Bolts - Apply Locking Compound
ISSUE:
Upper chain guide bolts on AJ6 engines should be checked whenever any service is performed on the cylinder head such as replacing the cam cover
gasket.
ACTION:
When performing cylinder head repairs on vehicles within the above VIN range, apply locking compound (Loctite 243) to the bolts securing the timing
chain upper guide. Torque the bolts to 23-27 Nm (17-20 lb ft). Mark the head of each bolt with one punch mark using an automatic center punch.
PARTS INFORMATION:
WARRANTY INFORMATION:
The above is included in cylinder head repair operations.
