Here is a pair of new (top and bottom) bushes for the king pin on all Rover P4 models. These are re-manufactured in brass, and are the equivalent of Rover part numbers 219753 and 219754.
Rover P4 60/75/90/105/80/100/95/110 King Pin Shim, 0.005", Set of Four
ROVER P4 KING PIN SEALS 1950-1964 NOS GENUINE OE NEW
ROVER P4 95, 100, 110, ROVER P5 22D6/25D6 LUCAS RED ROTOR ARM (GRA102)
Rover P4 ACCELERATOR BALL JOINT CUP ALSO LAND ROVER SERIES
Rover P4 80, P6 2000SC/TC Screw-in Lead Distributor Cap, Rotor, Points, Condense
Rover P4 60/75/90/105/80/100/95/110 '51 on, P5/P5B 3/3.5L Rear Brake Shoe Set