Copper core. For points style ignition only. Blue Streak Triple Silicon 8mm spark plug wire sets meet or exceed all of the OEM requirements for Performance Upgrade Wires. These wires feature a construction of silicon throughout the jacket, insulation and core. This assures high temperature resistance and durability. OEM style terminals to lock onto the spark plug.
Fits: > 65-84 FL, FX (excl. FLT, FXR) with points style ignition
