C4* 1970-1981        Kit: C4-70 PSK Automatic Shifts
Ford: 3 Speed Rear Drive    Kit: C4-70-S PSK Stick Shift

C4* 1967-1969       Kit: C4-67 PSK   Automatic Shifts
Ford:  3 Speed Rear Drive    Kit: C4-67-S PSK Stick Shift

1965 to 1981: 260, 289, 302, 351 Windsor, Cars and light trucks.
Features: Manually holds 1st, 2nd, to any RPM, Backshifts to any gear at any speed.