RTS Speedo Port Plug, Ford C4 C6 C10, Toploader/Single Rail/Tremec 3350, T5, TKO 5-Speed, Magnum 6-Speed, Borg Warner T45 Manual, Each

This plug is used to block the mechanical speedometer gear port when upgrading to an electronic speedometer and includes a replaceable Viton rubber o-ring. It features a black billet aluminium anodized finish for long lasting good looks, even in harsh conditions.