Re Antifreeze - I was under the impression that all recent Morgans have Silicon hoses and use OAT Antifreeze. Not at home at present to check, but the handbook on our car specifies the particular Antifreeze to use.

Paul
Costock, UK
2014 4/4 Rolls Royce Garnet Red
Disco 5
Teddy - 17h1 Irish Draught cross