Manuals through 2025 now available!
Our trusted friends have launched a new website named LEMON, which has newer manuals. It also contains all the CHARM manuals.
LEMON is the spiritual successor to CHARM, I recommend you try it!
Link:
lemon-manuals.la or
lemon-manuals.org.ua
(Some people have issue connecting. LEMON is investigating. For now, use Firefox or change your DNS server)
Or, hide this message:
temporarily or
permanently
Spark Plug Gap
Spark Plug Gap 4.0L
1.32-1.42 mm (0.052-0.056 inch)
Spark Plug Gap 4.6L Early Build Black Coil Boot
1.15 +/- 0.13 mm (0.040-0.050 inch)
Spark Plug Gap
not adjustable
Spark Plug Gap 4.6L Late Build Brown Coil Boot
1.05 +/- 0.05 mm (0.039-0.043 inch)
Spark plug gap 5.4L
1.04-1.20 mm (0.041-0.047 in)