This is the Solenoid for the convertible top. 1968-1980 Shadow, T, Saloon & Coachbuilt, T2, Wraith II VIN (5508-41648) 1968 Phantom VI  1978 Phantom VI 1970-1982 Corniche (VIN

This is the modern solenoid type starter switch. It replaces the original push-button starter switch (UD4181). This unit does not have the push-button.

This is the terminal rubber boot cover for the push button starter solenoid UD4181. 1955-1965 Silver Cloud I,II,III, S-series, Continental, Phantom V 1966-1980 Silver Shadow I,II,III, T-series,...

This is the original style push button starter solenoid that is mounted to the frame (engine area) If you want the modern style see RH8312 1946-1969

All cars prior to Silver Shadow II & T2 (1977) were fitted with choke solenoid RD8574, which included a Bakelite cover. From 1977 on UD21161 the solenoid did not include the cover.UD21161 is...