243 Model: Land Rover, Series IIA
Body type: Basic or Station wagon
Wheel base: 88in
Engine: petrol
Model years: 1962-1971
Destination: Completely knocked down (CKD), right-hand drive (RHD)
03923 Serial number
B Design: One significant design modification
Suffix used from March 1963 till April 1966
From this very useful website; Clifton Scientific Text Services, the Netherlands
Click on the LR VIN button down the lower left side.

