The MG, sure. But a Cayman? Pfft.
(For the record, I love Porsches. Have a 356 Pre-A, 550 (yes, real), 964 (pink, the second pink one we own, for Mrs. MWT, our most recent acquisition) and a 993Turbo).
Notice no water-cooled on the list.
I just threw that one out there... ;)