XJ-S V12-5.3L (1982)
Checking Spark Plug For Wear, Damage, Or Deposits
4.
Adjust the gap with a suitable gapping tool to the following specification:
0.025 in. (0.6 mm)
5.
Reinstall spark plug. Use some anti-seize compound on the threads and torque to:
7 - 9 ft.lbs (9 -12 Nm)
6.
Reconnect spark plug wire.