Starting in 1975,32 aircraft were upgraded to MR2 standard, including modernisation of the electronic suite and (as the MR2P) provision for in-flight refuelling and additional ESM pods on the wingtips.
Starting in 1975,35 aircraft were upgraded to MR2 standard, being re-delivered from August 1979. The upgrade included modernisation of the electronic suite and (as the MR2P) provision for in-flight refuelling and additional ESM pods on the wingtips.