Valve Body Kit, Reverse Cushion Kit, 4T60, 440-T4

Reverse Boost Valve Kit (High Ratio, .293" Small Spool Diameter) (S84741RAK-1) (84754-19K)

4T60, 440-T4 4-Speed Automatic Transmission Shift Kit Superior (1983-1992) (K440-T4) (66C01)

Valve Body (Small Check Balls Only) (84-E85) (84740)

Reverse Boost Valve Kit (Low Ratio, .273" Small Spool Diameter) (S84741RK-1) (84754-14K)

Reverse & Modulated Line Boost Valve Kit (High Ratio) (S84741MAK) (84754-25K)