Here is a new old stock AC Delco manufactured and Rover/ Land Rover branded oil filler/breather cap for Series I, Series II, Series IIA and Series III Land Rovers, part number 546440 (superseded from 236406).
This is the grey hammerite finish version, complete with the correct decal.
The full details for fitment are:
- Series I – engine numbers 26100201 onwards
- Series II & IIA – petrol.
- Series III – 2.25 petrol. Up to prefix 901 & 904, suffix D inclusive.
It comes complete with its original Rover Bag and part number label.