Heater Core, MK II Sedan. Made in England. Please note this is the later version of the MK II heater core. If your car is earlier (see change points below) you will need two 09-16655 heater hoses to adapt to larger inlet/outlet pipes on the later core. Change points for heater core:3.4 RHD 1515683.4 LHD 1756973.8 RHD 230013.8 LHD 212774Also 201145 to 210000Item 1 in illustration.