Moroso Spark Plug Indexer Aluminum Cylinder Heads Solid steel mudplug with removable

Solid steel mudplug with removable center plastic cap replaces outer ring on your beadlock

Genuine Bosch LSU 4

Available for most domestic V8 applications

Second Gen

Standard doors:

Moroso Spark Plug Indexer Aluminum Cylinder Heads Solid steel mudplug with removableHigh compression race engines require "indexing" of spark plugs to prevent contact between piston dome and the ground wire of the spark plugs Moroso's "Indexer, " designed for both flat and taper seat 14mm spark plugs, enables selection of spark plugs that will not make such contact Once a given plug is selected (placed in a cylinder head and found to have the correct ground wire position), it is placed in the Moroso Plug Indexer and the position of