Tube, Spark Plug: Installation
WARNING: This page is about a different variant/trim than selected.
- Remove the spark plug. Refer to 3.6L
- Install the lower half of the (special tool #2024900090, Installer, Spark Plug Tube) (1) into the cylinder head and tighten to the proper specifications. Refer to TORQUE SPECIFICATIONS
.
- Apply Mopar® Stud and Bearing Mount to the new spark plug tube approximately 3 mm (0.118 in.) from the end of the tube, in a 2 mm (0.078 in.) wide bead (1).
- Position the spark plug tube (3) on the top half of the (special tool #2024900090, Installer, Spark Plug Tube) (2) and assemble the tool on the cylinder head. Make sure there are two thrust washers (4) installed.CAUTION:
Do not overtighten the bolt (1). Overtightening can damage the cylinder head spark plug threads.
- Tighten the bolt (1) to draw the spark plug tube into position. When the top half of the tool contacts the bottom half of the tool, the tube is installed.CAUTION:
Spark plug torque is critical and must not exceed the specified value. Overtightening stretches the spark plug shell reducing its heat transfer capability resulting in possible catastrophic engine failure.
- Install the spark plug. Refer to 3.6L
- If required, install a new spark plug tube seal (2).
- Install the cylinder head cover(s). Refer to COVER(S), CYLINDER HEAD, INSTALLATION .