Spark Plugs - Change In Specification

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Spark Plugs - AJ16 Engine - Change in Specification

MODEL
All (4.0L) Normally Aspirated 1995 MY

DATE
2/95

ISSUE:

The spark plug specification is updated on all AJ16 (4.0L) normally aspirated 1995 MY vehicles. Hotter spark plugs (part number EBC 8143) are installed in production from the following VINs.

Sedan (4.0L N/A) Range 1995 MY From VIN 720189

XJS (4.0L) 1995 MY From VIN 194775

NOTE:
XJR Sedan (4.0L supercharged) vehicles continue to use the previous spark plug specification (part number EBC 11480/1).

ACTION:





Use the spark plugs as service replacements in AJ16 engines.