Express 3/4 Ton Van V8-305 5.0L VIN M SFI (1999)
Spark Plug: Specifications
Spark Plug (New Cylinder Head)
22 ft.lb
Spark Plug (all Subsequent Installations) 15 ft.lb
Spark Plug Heat Shield Nut
15 ft.lb
Spark Plug Gap
0.060 in.lb