GM TKX TKO  installation kit: Set includes 2 wiring pigtail connectors:

1. GM TKX TKO  T-5 reverse light switch harness
2. GM TKX TKO  and GM T-56 speedometer pigtail

Also included is a Tremec TKO, 3550, T45, T56, T56 Magnum Speedometer Block off plug. This plug will block off the mechanical speedometer port opening on Tremec TKO, 3550, Borg Warner T45, T56, Ford T-5 and the T56 Magnum as well as Legend LGT-700 transmissions. If you're running an electronic speedometer this is a must have and machined out of billet aluminum. Includes the o-ring. Are you looking for other hard to find items such as pigtails, speedometer gears, slip yoke, hydraulics or even a complete Tremec or Legend transmission? Look no further!