October 30: LEMON manuals on a temporary server, it is slow and having issues, download the manuals you need! Later in November we will switch back to the fast server.

Spark Plug Gap

Spark Plug Gap 4.0L v6 1.32-1.42 mm (0.052-0.056 in.)
Spark Plug Gap 4.6L v8 Early Build Black Coil Boot 1.15 +/- 0.13 mm (0.040-0.050 in.)
Early Build 4.6L 3 valve V8 Spark Plug Gap is not adjustable
Spark Plug Gap 4.6L v8 Late Build Brown coil boot 1.05 +/- 0.05 mm (0.039-0.043 in.)