If one connector hole is not used a seal pin for the unused cable hole is required.

These plastic coated AWG 18 (=0.82 mm²) electric wires feature the same colors or color combinations as the factory uses. Perfect for the repair of OEM wiring harnesses or custom fabrication. Available per meter or as 30 meter rolls.

A unique thing about this crimper is the quick release interchangeable 5 pair die set that just click into place. They will handle the most common terminals including insulated and non-insulated terminals, D-Sub terminals, open barrel terminals and naturally spark plug wire terminals. ...

This dielectric grease is designed for any type of electrical connections and terminals. Applications are spark plug connectors, battery terminals, plugs, switches, bulbs, ignition coil terminals and fuses, which are efficiently protected from dirt, moisture, salt and corrosion. Before application, surfaces should be cleaned, and the ignition switched off.

Useful tool whick makes removing pins and sockets from Deutsch connectors a snap.