Suppressed Plug Cap (Straight)

Brown phenolic spark plug caps with a 5KΩ carbon suppressor. (Note: these plug caps are unsuitable for use with high power electronic ignition systems).

These plug caps screw onto the HT cable and clip on to the spark plug. (The spark plug requires the aluminium ferrule on its thread, for the cap to clip on to - SAE fitting)

Approx 70mm long x 20mm diameter at the widest point